Home

ADC AD-410 Clothes Dryer User Manual

1. BASE ELECTRICAL PANEL 89 REVERSING W DRUM CONTACTOR 1 ie OF NEE On ON E Fara mm 2200 2200 UT lo ul d ME ei HO LI Iu I 1 o o I 1 n S 96000 ooo CTI a UL E i T amp CONTROL VOLTAGE PRIMARY FUSING o Se q o oF T T a 2 S S 9 Ly Le p t O RII E did mcm Y SO S S OPTIONAL SPRINKLER S DISCONNECT M4 n ololn lor 10000 n sn A aa f et lt O oeeoecH 0 MAN3440 PUSH IN FOR OPERATION fi AUXILARY CONTACT z ro nz ee eos I gt mn mime A amp E 8 8 Q 8 He 0 PER T E Ln OVERLOAD __ TR 5 eL num ele TTING E Dep a Lee CIO F eil C9 G9 A garrig BLOWER 98 8 eje S tl THERMAL MAGNETIC ATT STAR TER P E TO BLOWER La MOTOR m fy MAIN POWER NAMEPLATE VOLTAGE E GROUND 2 GREEN YELLOW 5 P MAN3439 BLOWER CONTACTOR M3 OPTIONAL SPRINKLER POWER OF NAMEPLATE L1 TO L2 T SIS basso SS TITI ao l isl IL numus d I3 de Mens 2 Electrical Component Rep
2. N REC OUTPUT MAIN PLE PROCESSOR UNIT NOTE SWITCHES ARE SHOWN AS VIEWED CLC INPUT FROM FRONT OF MACHINE MAIN PLC PROCESSOR UNIT HH ca COM co H PLC COM 24VDC SOURCE E 2A 1 A OPEN FRONT DOORS 1 200 s d Ur 1 gear racine Funcion 0000 LOA LEVEL OPEN FRONT DOORS FRONT DONN REAR DOWNI 1 1000 UNLOAD LEVEL OPEN FRONT DOORS FRONT DOWN REAR DOWNI en eve OPEN REAR DOORS E S FE 3 0100 1040 rereo OPEN FRONT comes FRONT UP REAR DOWNI 1 A 5 c 1100 UNLOAD TLIED OPEN FRONT DCORS IREAR UP FRONT DOWNI 3 FASTER Ya ENO OF CYCLE LIGHT 27 m pyy armas 202 MODULE AMBER I f 2173 160 t CLOSE DOORS FRONT DOWN REAR DOWNI 1 sil sd f 1101 CLOSE DOORS FONT DOWN REAR DOWNI ul Y J VX EN LON As E HEATER FALLT NOCATOR LEHT ls ee 2 POSITION Les POSITION SELECTOR SELECTOR AR L 3 POSITION SELECTO L E zi EA 1 E22 A OUR ABD AA TUMBLER FORWARD 0G 204 CONTACTOR J ALSO CONTROLLED BY PHASE V MICROPROCESSOR AR mo Org f 4 FRONT DOORS OPEN Peri 3 TUMBLER FoRwARD 1 TO M2 8 TUMBLER REVERSE TUMBLER 7 LEFT FRONT RGHT FRONT At DRUM REVERSE AZ TUMBLER REVERSE UG Door OPEN BOOP OFEN EORWARD PUSHBUTTON Se PROX PROX 51 T S 106 FORWARD 2 ELC OUTPUT t amp JOG REVERSE PLC EXPANSION UNIT et ree j N C 7 REAR DOORS OPEN E 24 FRONT DOWN 210
3. 4 f 56 32 x 1 MACHINE BOLT f i r wee pt M d 14 T 7 RAR JET MTG PLATE 1 T AL TUBE gt 1 MUFFLER E 4 COMP x CONN se i i 7 A 77 7 J JI M TT j 2 ES qe H y Li Y 1 an VALVE SUFFUR I MAN3285 CTAD ACLICD 6 STAR WASHER e E gt j WAY VALVE 1 Disconnect compressed air supply from the dryer 2 Discontinue electrical service to the dryer 3 Remove the 1 4 x 1 8 M P T connection from the 3 way pressure valve body 4 Remove the two 2 210 16 x 1 2 crimptite TEK screws 63 5 Remove the valve support 6 Remove the two 2 6 32 x 1 hex head machine bolts by removing the two 2 6 hex nuts and the two 2 6 star washers 7 To install new air jet assembly reverse above procedure b Pneumatic Valve Muffler Replacement 1 Disconnect compressed air supply from the dryer 2 Remove damaged or nonfunctional muffler from valve body 3 Replace muffler by threading into valve body snug fit 4 Reconnect compressed air supply to the dryer 64 H BLOWER Squirrel Cage Fan MOTOR ASSEMBLY 1 Blower Squirrel Cage Motor Description The AD 410 uses an 22 1 4 inch diameter blower squirrel cage fan wheel It spins turns in a counterclock wise CCW direction when looking at the back of the blower
4. 33 No Open circuit to DSI System Check the 24 VAC power source Sail Switch and Hi Limit Repair or replace HV Lead Assembly Energize system and check for proper operation Yes If cracked replace Electrode Assembly Correct gap size is 1 8 1 32 Energize system and check for proper operation No gt 1 At DSI Ignitor Assembly be sure HV Wire is secure in the boot as well as the connection to the Ignitor Probe Assembly 2 At DSI Module center the end of the HV Wire with a Spike Terminal Energize System and check for proper operation No Cut the end off of the HV Wire 1 4 at a time until conductor becomes visible and is flush with the insulation Reconnect the HV Wire to the Spike Terminal on the DSI Module Energize system and check for proper operation e Troubleshooting Flow Chart Quick Reference Second Visual Check Does Main Burner Ignite Does Is manual Turn knob to ON OPEN main burner No knob on the Gas Valve No position in the ON Energize system and light 43 3 position check for proper operation Yes Yes Go To Third Visual dryer Internal Gas Check Shut Off Valve and kis ALL External Gas Shut Off Valves in the open position Yes y Restore gas supply Turn manual knob on the Gas Valve to t
5. Microprocessor controller computer relay output indicator either forward FWD or reverse REV is on 1 Blown drive motor contactor fuses or overloads 2 Failed drive motor contactor 3 Failed drive motor Microprocessor controller computer relay output indicator neither forward FWD or reverse REV is on 1 Failed microprocessor controller computer C Drive motor operates in one direction only stops and restarts in the same direction Appropriate microprocessor controller computer relay output indicator is on 1 Failed reversing contactor relay 2 Failed electrical reversing contactor interlock Appropriate microprocessor controller computer relay output indicator is off 1 Failed microprocessor controller computer D Drive motor operates okay for a few minutes and then either repeatedly or occasionally trips the overload protector NOTE When the overload protector trips the microprocessor controller computer L E D light emitting diode display will read door 1 Motor is overheating a b Motor air vents clogged with lint Low voltage to motor Failed motor Tumbler basket is binding check for an obstruction Tumbler bearings are binding V belts are too tight Dryer has an oversized load Voltage to the dryer is incorrect check dryer data label for specified voltage 105 2 Failed overload pro
6. lets 5 AD 410 MACHINE OPERATION SUMMARY inner 5 AD 410 OPERATOR CONTROLS INDICATORS sense 5 AD 410 MACHINE OPERATION TROUBLESHOOTING INFORMATION 8 SECTION I SAFETY PRECAUTIONS scssccsossedebusssssonsasevvechondteveeveouhebebesussesasespnaroncessoasenssecensiuas Ye MAY pee e etas Ie MV Ie T 16 SECTION II ROUTINE MAINTENANCE o eesehceooskod eee blo ep ae ciedad pA ps EN i stos ani cian 18 jo Pci AH MN M HE E EU p MEE m 18 E I bean o de tod iem I E eR E Tutar En ec 20 AN Inte TINS EN MER REN C CN EMEN OUR 21 SECTION III SPECIFICATIONS and DIMENSIONS sersmesenenenenererennenneneseneneneerensenssenese 22 A Specifications Gas and Steam Models ss 22 MB TERNS TASTING A UC E bee asa aos Set ow a 23 SECTION IV INSTALLATION REQUIREMENTS ssecsoissesensessscsseecsacesscanonssononsenedascnacseseboonsensesastesuneeasiosensoveounen 25 A Enclosure Air Supply Exhaust Requirements ss 25 B Electrical and Gas Requirements das 26 SECTION V COMPONENT DESCRIPTION REPLACEMENT sssssememnenennenneneressenensnsee 27 PL LE LS OIL SR hisi r O E IMMO cU E POE dI D et 27 B Troubleshooting The Direct Spark Ignition DSI System eee 31 C Natural Gas and L P Liquid Propane Gas Conversion Instructions sees 43 D Steam Coil System Operation e SA i Saec ess pe de dass 45 E Sprinkler System Desc pO esa etr i DOE testa Ee e edu sata eMe i dr 50 F Tilting System DOSOPIDIOTIn d oct cds
7. American Dryer Corp AD 410 Service Manual American Dryer Corporation 88 Currant Road Fall River MA 02720 4781 Telephone 508 678 9000 Fax 508 678 9447 E mail techsupport amdry com 011499DMG abe ADC Part No 450414 Retain This Manual In A Safe Place For Future Reference American Dryer Corporation products embody advanced concepts in engineering design and safety If this product is properly maintained it will provide many years of safe efficient and trouble free operation ONLY qualified technicians should service this equipment OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment or specified in the installation operator s manual included with the dryer The following FOR YOUR SAFETY caution must be posted near the dryer in a prominent location FOR YOUR SAFETY POUR VOTRE SECURITE Do not store or use gasoline or Ne pas entreposer ni utiliser d essence other flammable vapors or liquids ni d autres vapeurs ou liquides in the vicinity of this or any other inflammables dans le voisinage de cet appliance appareil ou de yout autre appareil We have tried to make this manual as complete as possible and hope you will find it useful ADC reserves the right to make changes from time to time without notice or obligation in prices specifications co
8. MR cmt ces CR5 CR7 cro CRM CR EH FH ER ER FR BH FH ES 0 o e ER HH HM HH RM HH HH PLC FLASHER EXPANSION PLC PROGRAMMABLE L N MAIN A CONTROLLER PLC IIlleeeeeceeealtl escasa f EL B EX IN IG RA MAB 2 rF 8686600068 660060600660 Sa I VU Ji LOGIC CONT ROLLER Bl Ee PERS Re LT Prt MAN UT Ts i ss IGisIs Sle jo i Basso ss jo Isisisisi Ie ciao eae B TBI MANI441 A PALANCA E 88 AUXILARY CONTACT OVERLOAD SETTING DRUM THERMAL MAGNETIC STARTER r OL2 N
9. Control s heat requirements satisfied DSI cycle is complete Does ignitor spark continue with burner flame present dust build up Yes Y Remove Flame Sensor Assembly Clean the surface of the Flame Sensor Rod with fine steel wool or emery Cloth then reinstall Energize system and check for proper operation Replace Yos DSI Module DSI Module Connect an ohmmeter De energize the system and disconnect Flame Sensor from the across the Flame Sensor Sensor and ground Is resistance less than 50 mega ohms No Connect ohmmeter across Flame Sensor lead terminal and Flame Sensor Does continuity exist No Y Replace Flame Sensor Assembly Energize system and check for proper operation DSI Module GND terminal properly connected to ground No Y Correct ground wiring Is Flame Sensor Probe properly located in the flame Proper flame location would provide adequate flame current yet will not exceed maximum rod temperature Microammeter reads 2ua or greater Reposition Flame Sensor Probe to achieve a 2ua or greater sensor current or if unattainable replace the Sensor Probe Assembly I No 37 3 Troubleshooting and System Detailed Diagnosis When the dryer calls for heat 24 VAC f
10. and the drive wheels 12 Reinstall the drive shaft into the dryer 13 Secure the gear reducer to the drive shaft by reinstalling the three 3 bolts into the taper bushing and tighten evenly for proper mounting 14 Repeat Step 13 to reinstall the other taper bushing 15 Reinstall the bolt into the turnbuckle and mounting bracket 16 Reinstall V belts and tighten turnbuckle 17 Prior to operating new gear speed reducer fill with 1 4 liters of SAE 90 gear oil IMPORTANT DO NOT OVER TIGHTEN TURNBUCKLE 18 Mount the pillow block bearings onto the mounting pads using the bolts that were removed do not tighten 19 Tighten the wheel taper lock bushing into the drive wheels 20 Tighten the adjustment bolts until the tumbler basket is centered 21 Tighten the bolts on the pillow block bearings NOTE Verify correct mounting position of the gear reducer Make the necessary corrections and or adjustments to the gear reducer for proper mounting Changing the drain plug breather plug as well as the turnbuckle mounting pad may be required NOTE Inspect ALL of the work performed checking for security of parts and proper alignment 22 Reestablish electrical service to the dryer 5 Retaining Wheel Components a Retaining Wheel Cover Panel Removal 1 Discontinue electrical service to the dryer 2 Remove the top front panel to access the two 2 front retaining wheels and or the rear top panel to access the two
11. d Proximity Switch Replacement 1 Discontinue electrical service to the dryer 2 Remove the two 2 1 4 20 x 1 2 bolts from each side of the middle guard and then remove the guard 3 Remove the three 3 1 4 20 x 3 4 bolts from the bottom guard Take notice of the depth of the proximity switch 4 Unscrew and remove the nut that is on the bottom of the proximity switch 5 Install new proximity switch 6 Set gap between the proximity switch and the magnet at 3 16 1 32 7 Reinstall middle guard and secure with the bolts removed in Step 2 8 Reestablish electrical service to the dryer e Right Load Door Glass Window Replacement 1 Remove ALL of the old silicone from around the door glass 2 Clean glass door opening with alcohol to remove ALL foreign residue 3 Carefully clean new door glass with alcohol prior to installation 4 Apply a bead of silicone ADC Part No 170730 to the outer perimeter of the door glass opening Carefully insert new door glass within door glass opening 5 Allow a full 72 hours for the silicone to cure 6 Trim excess silicone with razor blade after cure time 76 f 4 Way Valve and 3 Way Valve and Supply Air Disable Valve Replacement 1 2 3 4 5 6 7 8 9 Discontinue electrical service to the dryer Disconnect compressed air supply from the dryer Remove the 1 4 20 self
12. 2 port exhausts the pilot air the right side of the valve is always internal pilot The tilting solenoid valve has two 2 mufflers The air is exhausted through these mufflers thereby quieting the air flow 57 3 Tilting Pistons The tilting piston is a double acting cylinder that has a 5 inch bore and an 15 inch stroke When air is applied to the bottom port of the cylinder the piston begins to extend and air is exhausted through the top port Then if air is applied to the top port the bottom port will exhaust the air which will cause the piston to retract a Flow Control Valves To replace a defective or clogged flow control valve 1 2 3 4 5 6 7 Disconnect compressed air supply from the dryer Tilt then level the dryer to exhaust as much air as possible Remove the two 2 compression fittings on each side of the valve Refer to the illustration on page 61 Remove the 3 8 straight connector Remove the 3 8 elbow Remove flow control valve To install new flow control valve reverse above procedure Step 6 through Step 1 58 b Tilting Solenoid Replacement 1 2 3 4 5 6 7 8 Engage EMERGENCY STOP E Stop Discontinue electrical service to the dryer Remove panel covering the pneumatic controls Label the solenoid plugs as an aid when reconnecting Loosen screws from the solenoid plug Remove the solenoid plug take notice of the gaskets Remov
13. LOSS OF GAS PRESSURE Refer to the ladder diagram and the schematics provided with this machine for reference to the above listed information CONTROL POWER Indicator Control Power On Push Button This GREEN LIGHTED push button is for enabling the 24 VAC control voltage to the control circuits of the machine This push button indicator must be ON for the system to load or dry material Refer to the ladder diagram included with the dryer for the function of this push button in the 24 VAC control voltage latching control circuit CONTROL POWER Off Push Button This RED NON LIGHTED push button is for disabling the 24 VAC control voltage to the control circuits of the machine Refer to the ladder diagram included with the dryer for the function of this push button in the 24 VAC control voltage latching control circuit SYSTEM LADDER DIAGRAM The SYSTEM LADDER DIAGRAM is an overview on the electrical connections of the dryer This diagram is for signal flow information and is a tool to direct an individual in the correct direction for troubleshooting this machine 13 The dryer system is divided into a number of electrical sections which are as follows 1 Right Front Control Panel The RIGHT FRONT CONTROL PANEL is located in the Right Front Control Cabinet of the dryer This panel is the heart of the drying system where ALL control signals interface to or from this panel The signals that interface to this panel are
14. MAN3195 56 1 Speed Adjustment The speed of the tilting action can be regulated by adjusting the set of flow control valves located on the pneumatic panel Each set of cylinders both front and rear will have two 2 flow control valves One valve will be the extend up air line and the other valve will be retract down air line The speed of the cylinder is controlled by restricting the exhaust air flow from the cylinder For example if the front cylinders are extending compressed air flows unrestricted into the cylinder causing the piston to move The air being displaced exhausted from the opposite side of the cylinder can be restricted regulating the speed of extension 2 Tilting Solenoid Valve The dryer uses a 3 position 4 way 5 port spring centering double solenoid valve With no power applied to either solenoid the valve is in a spring centered blocked post state In this mode the dryers tilting pistons will remain in their present state not being able to exhaust air or receive air When the left solenoid is energized with 24 VAC the pilot air pushes the shuttle to the right enabling air to flow into the 2 port and exhausts 4 port On 2 Way Tilt models this is dependent on a supply of external pilot air from the 4 port of the opposite solenoid valve When the right solenoid of the valve is energized air flows through the 4 port and the
15. Phase 5 microprocessor controller computer turns on contact relay 4 input 14 is turned on This in turn signals the PLC to illuminate the END OF CYCLE E 0 C L E D light emitting diode until the dryer is attended to Front door closed input 15 is a safety circuit used to lock out the Phase 5 microprocessor controller computer from a drying cycle unless the doors are closed The front down rear down dryer level is another safety device used so that a drying cycle cannot be initiated unless the dryer is in the level position Output Relays Output relay 210 controls the air supply to the top of the pneumatic piston to tilt the front of the dryer down Output relay 211 controls the air supply to the bottom of the pneumatic pistons to tilt the front of the dryer up provided that the rear of the dryer is in the level position Output relay 212 controls the fan for the HEATER FAULT cool down routine and is controlled by microprocessor computer Pin 5 Output relay 213 controls the air supply to the top of the pneumatic pistons to tilt the rear of the dryer down Output relay 214 controls the air supply to the bottom of the pneumatic pistons to tilt the rear of the dryer Rear up output relay 214 applies power to the S6 rear up solenoid through the front down level switch LS1B The dryer CLEAR STOP output relay 215 is used to lock out the Phase 5 microprocessor computer from running a drying cycle If th
16. 2 rear retaining wheels 3 To gain access to the bottom front retaining wheel the bottom panel must be removed The bolts securing this panel are located behind the right and left control panels NOTE The lower front retaining wheel does not have a cover 100 NOTE The guard panel must be removed from the dryer to access the rear bottom panel 4 Remove the bolts from the guard panel to gain access to the rear bottom retaining wheel b Retaining Wheel s Replacement 1 Discontinue electrical service to the dryer 2 Remove the four 4 Phillips pan head screws to remove the cover 3 Remove the hardware i e bolt lock washer and flat washer from the hex nut and weld nut on the wheel mount 4 Install the new retaining wheel Reinstall the lock washer then the flat washer onto the bolt and insert into lower mount hole through the retaining wheel and through the hex nut then into the weld nut and snug up the bolt WARNING ALL SERVICE and TROUBLESHOOTING SHOULD BE PERFORMED BY A QUALIFIED PROFESSIONAL or SERVICE AGENCY WARNING WHILE MAKING ADJUSTMENTS OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON THE DRYER or SPECIFIED IN THIS MANUAL 5 Reinstall cover and screws removed in Step 2 6 Reestablish electrical service to the dryer c Retaining Wheel s Adjustment 1 With the dryer operating turn off set hex hub on retaining wheel until wheel is at proper tension 2 Snug nut against off set hex hub and then tighte
17. Block The Auxiliary Contact Block is mounted on the side of the overload Its function is to sense an over load trip thereby triggering a safety fault which will disable the drying cycle A DOOR message will appear on the L E D light emitting diode display on the Phase 5 microprocessor controller computer a Auxiliary Contact Block Replacement 1 Discontinue electrical power to the dryer 2 Remove the Thermal Magnetic Starter TMS from the din rail by pulling the tab on the bottom of the contact block and lifting upward 3 Remove the two 2 wires going to the auxiliary contact block and label for correct reinstallation 4 There are two 2 types of auxiliary contact blocks one with a screw and the other with a clip To remove the style with the screw from the thermal magnetic starter simply remove the screw To remove the style with a clip simply push in the clip and remove 5 To install new auxiliary contact block reverse above procedure 3 Varistor MOV The Varistor MOV Metal Oxide Varistor is used to suppress any inductive electrical spikes produced by the energizing and collapsing of the coil voltage a Varistor MOV Replacement 1 Discontinue electrical service to the dryer 2 Loosen the screws marked A1 and A2 on the contactor 3 Remove the varistor 4 Verify that no additional wires were inadvertently removed 5 Reverse procedure to install new varistor 71 I FILTER and RE
18. Push Button for GAS MODELS ONLY HEATER FAULT refers to a problem in the Gas Heating portion of the machine The PLC Programmable Logic Controller monitors the Phase 5 Microprocessor Controller s computer s Heat Off On signals to the two 2 individual gas valves that supply the two 2 separate burners When a HEATER FAULT occurs within the first twenty five 25 seconds of the drying cycle the dryer will go to a FILL message on the Phase 5 Microprocessor Controller s computer s display and both the HEATER FAULT reset push button and the END OF CYCLE light will flash 10 When a HEATER FAULT occurs after the first twenty five 25 seconds of the drying cycle a CLEAR STOP will be sent to the Phase 5 Microprocessor Controller computer a FILL message will be displayed on the Phase 5 Microprocessor Controller s computer s display and both the HEATER FAULT reset push button and the END OF CYCLE light will flash NOTE Ifthe HEATER FAULT Reset Push Button is pressed any time during the PLC Programmable Logic Controller controlled cool down cycle the machine will come to a stop since the machine is being attended to by a qualified operator HEATER FAULT occurs during the following conditions Front and or rear or both air flow switches are in the closed position at the start of a drying cycle IMPORTANT Atthestart ofa drying cycle the tumbler will b
19. a dial located on the face of the overload Refer to the electrical specification diagram for correct current setting In this circuit the drive motor contactor follows the thermal magnetic overload The drive motor has two 2 separate sets of coils and two 2 separate sets of contacts One 1 of these sets is for forward tumbler basket and drum rotation and the other for reverse tumbler basket and drum rotation The thermal magnetic overloads and the contactors are located in the left hand electrical cabinet The direction of the drive motor is determined by the phases going into the motor i e in a reverse direction phase L1 and L2 are switched When viewing this contactor from the front of the dryer the left hand block connections are for the forward rotation direction clockwise CW The drive tumbler and basket motor is a 7 1 2 HP horsepower motor Refer to the motor nameplate for specific terminal box wiring 82 3 4 5 24 VAC Transformer The 24 VAC transformer consists of fuse 1 F1 and fuse 2 F2 which is the primary fusing for the transformer For the proper rating of these fuses refer to the specific electric diagram The transformer is located in the right hand electrical cabinet Dryer models with an optional Sprinkler System have an energizing stop relay which will disable the dryer functions shut the dryer down in the event of a fire IF THE SPRINKLER SYSTEM IS NOT ENERGIZED POWERED THE DRYER
20. box It is then distributed to the blower impellor fan motor drive tumbler basket motor and transfer circuits 1 Blower squirrel cage fan Motor The Blower squirrel cage fan Motor circuit consists of a blower motor thermal magnetic overload The overload current is adjustable by a dial located on the face of the overload Refer to the electrical specification diagram for correct current setting Attached to the thermal magnetic starter is an auxiliary contact used to sense an overload trip This produces a safety error so the dryer service is disabled the dryer will not start In series with the thermal magnetic overload is the blower motor contactor This device enables the supply voltage to reach the blower squirrel cage fan motor The blower motor contactor is controlled by the Phase 5 microprocessor controller computer Refer to Section b 1 on page 84 for micro processor computer information When 24 VAC is applied to coil A1 A2 the contactor closes and enables the circuit The blower squirrel cage fan motor used for gas model and for steam model dryers is 25 HP horse power The motor wiring configuration is dependent on the specific voltage of the dryer When wiring the motor refer to the motor nameplate 2 Drive tumbler and basket Motor The Drive tumbler and basket Motor is supplied by the 3 phase 39 power source entering the drive motor thermal magnetic overload The overload current is adjustable by
21. by a properly licensed and competent electrician to assure that the electrical installation is adequate and conforms with local and state regulations or codes In the absence of such codes ALL electrical connections material and workmanship must conform to the applicable requirements of the National Electric Code ANSI NFPA No 70 LATEST EDITION IMPORTANT Failure to comply with these codes or ordinances and or the requirements stipulated in this manual can result in personal injury or component failure The dryer installation must meet the AMERICAN NATIONAL STANDARD National Fuel Gas Code ANSI Z223 1 LATEST EDITION as well as local codes and ordinances and must be done by a qualified technician NOTE Undersized gas piping will result in ignition problems and slow drying and can create a safety hazard The dryer must be connected to the type of gas natural or L P indicated on the dryer data label If this information does not agree with the type of gas available contact the distributor who sold the dryer or contact the factory The gas input ratings shown on the dryer data label are for elevations up to 2 000 feet unless elevation requirements of over 2 000 feet were specified at the time the dryer order was placed with the factory The adjustment for dryers in the field for elevations over 2 000 feet are made by changing the burner orifices If this adjustment is necessary contact the distributor who sold the dryer or cont
22. commandes tiqueter tous fils avant disconnection when servicing controls Wiring f de les d connecter Toute erreur de errors can cause improper operation c blage peut tre une source de danger et de panne CAUTION DRYERS SHOULD NEVER BELEFT UNATTENDED WHILE IN OPERATION WARNING CHILDREN SHOULD NOT BE ALLOWED TO PLAY ON OR NEAR THE DRYER S CHILDREN SHOULD BE SUPERVISED IF NEAR DRYERS IN OPERATION FOR YOUR SAFETY DO NOT DRY MOP HEADS IN THE DRYER DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES WARNING UNDER NO CIRCUMSTANCES should the door switch or the heat circuit devices ever be disabled WARNING The dryer must never be operated with any of the back guards outer tops or service panels removed PERSONAL INJURY or FIRE COULD RESULT WARNING DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FILTER SCREEN IN PLACE EVEN IF AN EXTERNAL LINT COLLECTION SYSTEM IS USED IMPORTANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and or specified in the installation and operator s manual included with the dryer Dryers must not be installed or stored in an area where it will be exposed to water or weather The wiring diagram for the dryer is located in the front electrical control box area Table of Contents AD 310 REFERENCE GUIDE TUD CEE SECOND ten ste ccc 3 AD 310 REFERENCE GUIDE Base Section pu m 4 INTRODUCTION err
23. detailed signal information for higher level troubleshooting AIR JET If this selection does not operate 1 Check the air supply to the dryer set at 80 PSI 2 Check to see that the Air Jet L E D light emitting diode is on at the end of the drying cycle If the L E D is not on it may be an indication of a failed Phase 5 Microprocessor Controller computer 3 If Air Jet L E D is on then check the wiring from the Phase 5 Microprocessor Controller computer to the air valve 4 Bad air valve LOAD DRY UNLOAD Selector Switch and TILT FUNCTION Off On Selector Switch As mentioned in the machine summary refer to page 5 the LOAD DRY UNLOAD selector switch and TILT Off On selector switch work in conjunction with each other UNLOAD or LOAD LEVEL opens the Vertical Doors ONLY If this selection does not operate 1 Check that 80 PSI of compressed air is supplied to the machine and that the door solenoid is being actuated The Door Open signal is generated by the PLC Programmable Logic Controller Refer to the PLC information included in the ladder diagrams and schematics supplied with the machine UNLOAD TILTED This selection causes the front horizontal doors to open Once the Door Open signal is sensed the PLC enables the Rear Up solenoid to tilt the machine Once the tumbler section releases the tilt switch the JOG functions become enabled for an operator s selection If the tumbl
24. has exceeded 220 F Hot display will not clear until temperature sensed has dropped to 220 F or lower and the microprocessor controller computer is manually reset by pressing the CLEAR STOP key S No heat for STEAM MODELS ONLY both microprocessor controller computer L E D light emitting diode heat indicator dot and the HEAT relay output L E D are on 1 2 1 Fault in 225 F hi heat limit switch circuit or thermostat No external compressed air to steam damper 80 PSI required Failed steam damper 24 VAC pneumatic solenoid valve Failed steam damper pistons Steam damper stuck closed Dryer operates but is taking too long to dry Exhaust duct work run is too long or is undersized back pressure cannot exceed 5 inches water column W C Restriction in duct work check duct from the dryer all the way to the outdoors Low or inconsistent gas pressure for GAS MODELS ONLY Insufficient make up air Poor air and gas mixture at burner yellow or poor flame pattern adjust gas burner air adjustment shutters for GAS MODELS ONLY 109 SR CE ON 14 Lint drawer or screen is not being cleaned on a regular basis or often enough Extractors washer not performing properly Sail switch is fluttering restriction in exhaust for GAS MODELS ONLY Failed microprocessor controller computer temperature calibration is inaccurate Failed microprocessor temperature s
25. has two 2 functions 1 To indicate that a drying cycle has been completed and that the dried material is ready for attention Once the dryer is attended 1 e lint drawer is opened or the UNLOAD DRY LOAD selector is turned to either the UNLOAD or LOAD position and the vertical doors open the indicator will go off 2 To indicate that a HEATER FAULT has occurred Note that during a HEATER FAULT this indicator will flash in conjunction with the HEATER FAULT indicator reset push button located on the Right Front Control Door Refer to the HEATER FAULT Indicator Reset Push Button explanation on the previous page page 6 for more information concerning HEATER FAULTS 3 The Air Jet will be activated at the end of the drying cycle when the END OF CYCLE light has been energized The Air Jet will remain active for approximately thirty 30 seconds to remove lint which may have accumulated on the Blower Wheel squirrel cage AD 410 MACHINE OPERATION TROUBLESHOOTING INFORMATION END OF CYCLE HEATER FAULT INDICATOR The END OF CYCLE light located on the top front of the dryer is triggered by the Air Jet Signal of the Phase 5 Microprocessor Controller computer to the input of the PLC Programmable Logic Controller If this signal is not sensed by the PLC the light will not turn on The 1 second flashing is accomplished by a Flasher Module located on the Main Control Panel in
26. housing The blower squirrel cage fan shaft is mounted in two 2 1 3 4 diameter pillow block bearings and the shaft is driven by two 2 B section V belts connected to the blower motor The blower drive motor is mounted on an adjustable base The motor position can be easily adjusted so that the proper tension can be maintained on the V belts FAN SHAFT ASSEMBLY 65 2 Blower squirrel cage fan and Fan Motor Component Replacement a Blower squirrel cage fan Motor Replacement 1 Discontinue electrical service to the dryer 2 Mark and identify the wires that will be removed for proper reinstallation 3 Loosen the bolts from the motor to the motor base a Slide the blower squirrel cage fan motor forward b Remove the V belts c Remove loosened bolts 4 Remove the bolts from the bushing 5 Insert bolts into the threaded holes 6 Tighten the bolts evenly for motor pulley removal 7 Mark the inside of the motors shaft before removing the bushing 8 Loosen the set screws on the bushing 9 Remove the bushing 10 Measure the mark on the shaft from Step 7 to the end of the shaft and mark the new motors shaft 11 Slide the motor pulley on to the new blower squirrel cage fan motors shaft 12 Slide the bushing on to the shaft until the inside of the bushing meets the mark from Step 11 on the new motors shaft 13 Tighten and secure the set screws on the bus
27. identify the wires that will be removed for proper reinstallation Press down on the control relay and lift the bottom out and up to remove from the din rail Remove the wires Replace the bad control relay Replace the wires removed from Step 3 7 8 Mount the top of the control relay to the top of the din rail then press down and snap the bottom into the rail Set the overload to the setting specified on the dryer blueprints Inspect the work performed before reestablishing electrical service to the dryer Reestablish electrical service to the dryer 54 E Y EN A a X Y F TILTING SYSTEM DESCRIPTION The tilting system in the dryer whether it be 1 way tilt or 2 way tilt is controlled by the Micro 1 Programmable Logic Controller PLC The PLC Programmable Logic Controller will determine if the dryer is safe to tilt based UU E on inputs from several sources If ALL conditions are met the PLC will send a signal to the tilt relays which energize the appropriate tilt solenoid valve Compressed a air is then allowed to enter the cylinders raising the tumbler 1 SN5 il 7 MAN32C Y Y 2 MAN3201 Z Z gt aa z
28. must be closed The PLC Programmable Logic Controller senses that the machine is level by the two 2 level switches located on the left side of the base section One 1 switch is towards the rear of the machine and the other switch is towards the front of the machine The PLC Programmable Logic Controller senses that the vertical doors are closed by the two 2 proximity switches located at the top center of the dryer above the doors These switches are magnetically actuated by magnets located on the doors The PLC Programmable Logic Controller senses the Lint Drawer by a push type switch located on the right side of the lint drawer door IMPORTANT THE LINT DRAWER and LINT DRAWER GUARD MUST BE CLOSED BEFORE BRINGING THE MACHINE TO A LEVEL POSITION If the tumbler section does not return to a level position 1 Verify that a Door Closed signal is being sensed by the PLC Programmable Logic Controller 2 Check that 80 PSI of compressed air is supplied to the machine and that the Front Down or Rear Down solenoid is being actuated by the PLC Programmable Logic Controller 3 Verify that the Lint Drawer and Lint Drawer Guard is in the closed position This signal can be easily verified since it is a PLC Programmable Logic Controller input Refer to the PLC Programmable Logic Controller signal information included in the ladder diagrams and schematics supplied with the machine HEATER FAULT Indicator Reset
29. of microprocessor computer board is complete Direct Spark Ignition DSI System a Upon completing installation of the replacement Direct Spark Ignition DSI module reestablish power to the dryer b Start the drying cycle pce E Green Ignition Sequence a es Green lame Confirmed Red d Ignition Faile Control Locked Out c The ignition DSI module s L E D indicator will light red for up to approximately 1 5 seconds prepurge time Disconnect Powel Befor e Servic NOT FIELD REPAIRABLE Explosi n an Serious Inju May Result d The module s indicator light will then turn green The gas valve will be energized and the ignitor probe will spark for approximately 8 seconds The burner flame should now be established y e With the burner flame on remove the flame sensor wire from the FS terminal of the DSI module A MP cea c f o y P M D P f The burner flame must shut off and the ignition module must lock out with the DSI module s AN indicator light red S No v MAN2443 g Stop the drying cycle with the flame sensor wire still removed restart the drying cycle h The ignition module must proceed through the prepurge with the indicator light red the ignition trial time of approximately 8 seconds with the indicator light green and then proceed to lock out with the indicator light red i Function
30. set of contacts are in the dry enable circuit branch and the other set go to the PLC input front doors closed d Lint Drawer Closed circuit branch The lint drawer closed switch is located in the front of the dryer When the lint drawer is closed it closes the switch contacts powering the lint drawer closed relay Then the dry enable relay will close supplying 24 VAC to the Phase 5 microprocessor computer door signal This sequence will occur only if the following conditions are met 1 Blower impellor fan Motor Overload is not tripped 2 Drive tumbler basket Motor Overload is not tripped 3 Dryer is level 4 Lint Drawer is closed 5 Doors are closed b Phase 5 Microprocessor Controller computer 1 The Phase 5 Microprocessor Controller computer is powered by 240 VAC on Pin 7 and Pin 13 A jumper wire on Pin 1 to Pin 11 is required to configure the Phase 5 microprocessor computer for 240 VAC The temperature sensor probe is a bullet shaped device that 1s located above the lint basket This temperature probe is used to sense the temperature in the exhaust of the dryer The temperature sensor is a two 2 terminal monolithic integrated circuit temperature transducer that provides an output current proportional to absolute temperature The transducer acts as a high impedance temperature dependant current source of 1uA K The typical accuracy of this probe is 2 7 F 1 5 C In a case where the temperatu
31. set up as users inputs to signal what specific function is to be performed 1 e open close door load unload tilted open doors and level dryer These input relays are charted as 1 and 0 1 is logic on and 0 is logic off When either an input relay or an output relay in on the appropriate L E D light emitting diode on the PLC will be illuminated For input relay 4 to turn on the left and right front doors must be completely open Once these doors are completely open the jog forward input 5 and jog reverse input 6 can turn on through the PLC Programmable Logic Controller which in turn rotates the tumbler drum and basket through either output relay 204 or output relay 205 providing the lint door is closed This interlock is performed through PLC input 16 lint door closed or in some cases contactor B is used to interrupt the 24 VAC signal from reaching the drive contactors and the tilting solenoids Output Relays Output relay 200 controls the open front door function When this signal is energized the pneumatic valve opens allowing air into the two 2 door cable cylinders which in turn opens the front doors The end of cycle EOC output relay 202 switches on after an air jet signal is received This output relay will stay illuminated until the dryer is attended to During a drying cycle the PLC Programmable Logic Controller monitors the status of the Phase 5 microprocessor controller computer HEAT ON OFF si
32. tapping screws securing the pneumatic panel cover Remove the two 2 1 4 20 screws securing the junction box cover Loosen the cord grip cap that the valve wire go through Loosen the appropriate wire on the terminal strip Identify these wires and make note of their placement OPEN OPEN N DOOR DOO Loosen the bolts holding the assembly to the pneumatic panel For 3 way valve supply air disable valve replacement proceed to Step 13 Remove the two 2 1 4 poly compression fittings door open door close Remove the two 2 1 4 poly x 1 8 M P T connectors from the valve body 10 Twist remove the 4 way valve body off of the 1 8 street elbow 11 Remove the muffler off of the valve body 12 To install new 4 way valve reverse above procedure 13 Remove the 1 4 poly compression fitting 14 Remove the 3 way valve and supply air disable valve from the 1 8 M P T nipple 15 Remove the muffler off of the valve body 16 To install new 3 way valve and supply air disable valve reverse Step 1 through Step 7 Step 13 Step 14 and Step 15 79 K Control and Elec
33. the Right Front Control Cabinet Refer to the electrical blueprints included with this machine for detailed signal routing The HEATER FAULT signal is an output of the PLC Programmable Logic Controller to the END OF CYCLE light A HEATER FAULT is an indication that a malfunction has occurred in the Gas Heat Circuit and needs attention Refer to the HEATER FAULT explanations on page 10 and page 11 for more informa tion on this subject If this END OF CYCLE light fails to display at the end of every cycle 1 Check the bulb 2 Check voltage to the bulb 24 VAC 3 Refer to the ladder diagram and the schematics provided with this machine for detailed signal information for higher level troubleshooting JOG Forward Reverse Push Button Forward JOG is in the clockwise CW direction and Reverse JOG is in the counterclockwise CCW direction There is a seven 7 second dwell delay time between a selection of a different rotation direction This delay is to prevent plug starting the tumbler drive motor If the JOG function does not operate in the tilted position 1 Check that the Main Doors are fully opened 2 Check that the Overload for the Drive Motor is in the Start position 3 Check that the Overload for the Tumbler Motor is in the Start position 4 Check that the Lint Drawer is closed 5 Refer to the ladder diagram and the schematics provided with this machine for
34. the presence of dry cleaning solvents or fumes 11 Remove articles from the dryer as soon as the drying cycle has been completed 12 READ and FOLLOW ALL CAUTION and DIRECTION LABELS ATTACHED TO THE DRYER IMPORTANT Label ALL wires prior to disconnection when servicing the microprocessor controller computer and the ignition module WIRING ERRORS CAN CAUSE IMPROPER and DANGEROUS OPERATION IMPORTANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING ADJUSTING INSTALLATION or TESTING OFANY EQUIPMENT per OSHA Occupational Safety and Health Administration STANDARDS 17 SECTION II ROUTINE MAINTENANCE A CLEANING A schedule should be established for periodic inspection cleaning and removal of lint from various areas of the dryer as well as throughout the duct work system The frequency of cleaning can best be determined from experience at each location Maximum operating efficiency is dependent upon proper air circulation The accumulation of lint can restrict this air flow If the guidelines in this section are met an ADC dryer will provide many years of efficient trouble free and most importantly safe operation WARNING LINT FROM MOST FABRICS IS HIGHLY COMBUSTIBLE THE ACCUMULATION OF LINT CAN CREATE A POTENTIAL FIRE HAZARD WARNING KEEP DRYER AREA CLEAR AND FREE FROM COMBUSTIBLE MATE
35. the two 2 1 4 20 x 1 2 bolts from each side of the middle guard Remove the middle guard Remove the three 3 1 4 20 x 3 4 bolts from the bottom guard Remove the bottom guard Remove the two 2 8 32 x 3 4 screws on each door that connect attach the cable cylinder to the door Remove the two 2 1 4 20 x 1 1 4 hex head machine screws that hold the wheels on a Take notice to the wheel assembly configuration Lift the doors off of the track and remove To install new pneumatic automatic doors or to reinstall pneumatic automatic doors reverse above procedure 76 c Cable Cylinder Replacement or Removal D 2 3 4 5 6 7 8 DO 8 32 X LME Discontinue electrical service to the dryer Remove the two 2 1 4 20 x 1 2 bolts from each side ofthe middle guard Refer to the illustration on page 74 Remove the middle guard Disconnect the cables in the top of the electrical panel Remove the hardware from the top guard Remove the top guard Remove the two 2 8 32 x 3 4 screws on each door that attach the cable cylinder to the door Remove the four 4 8 32 x 2 1 2 screws that hold each cable cylinder Remove the flow control valve a The flow control valve has a quick disconnect on the poly flow tubing side Push the tubing in while holding in then pull the tubing out To install new cable cylinder s or reinstall cable cylinder s reverse above procedure 77
36. too many to list here however they are ALL identified on TBI of its schematic diagram 2 Right Base Electrical Enclosure The RIGHT BASE ELECTRICAL ENCLOSURE is located towards the front of the right base section An industrial multi pin connector is used to connect the base section control signals to the tumbler section s main control panel This electrical enclosure is labeled CAUTION HIGH VOLTAGE IS PRESENT IN THIS ENCLOSURE and incorporates the following electrical devises The MAIN ELECTRICAL POWER to the machine The ELECTRICAL CONNECTION for the OPTIONAL SPRINKLER CIRCUIT POWER The THERMAL MAGNETIC OVERLOAD and REVERSING CONTACTOR for the TUMBLER MOTOR The THERMAL MAGNETIC OVERLOAD and REVERSING CONTACTOR for the BLOWER MOTOR 3 Right Base Interface Junction Box The RIGHT BASE INTERFACE JUNCTION BOX is located towards the rear of the right base section and is used as a central location to interface the base section electrical components to the TILTING tumbler section An industrial multi pin connector is used to connect the base section control signals to the tumbler section s main control panel The control signals incorporated in the Right Base Interface Junction Box are SOLENOID CONTROL Front Up Front Down Rear Up Rear Down Open Front Door Supply Air Enable Air Jet LINT DRAWER GUARD STATUS TUMBLER TEMPERATURE and HI LIMIT INFORMATION TUMBLER LEVEL SENSE Front Level Switch Rear Level Swit
37. until the tumbler basket temperature falls below the set point and the reset button is manually activated MAN3202 51 3 Sprinkler System Component Replacement a Resistive Temperature Device RTD Replacement 1 Turn the water supply to the dryer off 2 Discontinue electrical service to the dryer 3 Remove the 1 4 compression fitting 4 Remove the two 2 screws from the junction box cover 5 Remove the wires of the RTD Resistive Temperature Device from the terminal strip 6 Loosen the cord grip cap 7 Remove Resistive Temperature Device RTD 8 To install new RTD Resistive Temperature Device reverse above procedure e 52 b Sprinkler Valve Replacement 1 Turn the water supply to the dryer off 2 Discontinue electrical service to the dryer 3 Disconnect compressed air supply from the dryer 4 Loosen and remove the hose clamp 5 Remove any residual water to the valve 6 Remove 1 4 air tubing going to the valve 7 Remove the two 2 U bolts holding the sprinkler valve assembly 8 Unscrew the sprinkler valve from the tubing 9 To install new sprinkler valve reverse above procedure xol 7 ge il c 3 HP Control Relay Replacement WARNING THE SPRINKLER CIRCUIT HAS A SEPARATE POWER SUPPLY then the power supply for the dryer DISCONNECT and LOCK OUT BOTH POWER SUPPLIES BEFORE SERVICING THE DRYER 3 4 5 Mark and
38. with an Ignitor and Flame Probe Assembly This control utilizes a high voltage synchronous spark ignitor and a rectified flame sensor probe signal to locally control ALL basic functions in the gas burner On a call for heat by the dryers controls 24 VAC is applied to the DSI Direct Spark Ignition module at which time the DSI modules L E D light emitting diode indicator will light RED indicating that power has been established to the DSI module Almost immediately up to approximately 1 5 seconds prepurge the indicator will light GREEN the gas valve opens and the spark burst will be evident on for approximately 8 seconds The burner flame should now be established confirmed If at this time the flame has not been established and confirmed the DSI Direct Spark Ignition module will LOCK OUT and the DSI modules L E D light emitting diode indicator will light RED and stay on continuously To reset or cancel the LOCK OUT condition open and close the main door then restart the dryer Once the burner flame is established and confirmed the DSI Direct Spark Ignition module indicator will light GREEN and the burner system will continue through a normal heating cycle where the DSI Direct Spark Ignition system will cycle on and off as required by the dryers controls During the normal heating cycle should a FLAME OUT occur i e severe air turbulence forces the flame away from the ignitor and flame probe assembly the
39. 15 Place the O ring from Step 13 into the top portion of the solenoid valve end 16 Place end back onto the valve removed in Step 13 17 Replace the two 2 Phillips head screws removed in Step 12 18 Remove Allen plug on the left side of the orifice marked 12 on the tilting solenoid valve 19 Remove the pilot air s 1 4 compression fitting 20 Remove the pilot air s 1 8 elbow Reinstall the elbow onto the new solenoid valve body 21 Reconnect the three 3 air lines removed in Step 7 Tighten secure compression fittings on the air lines loosened in Step 7 22 Bolt the solenoid valve in place using the two 2 1 4 20 hex head bolts removed in Step 8 23 Reconnect the three 3 air line compression fittings 24 Reestablish the compressed air supply to the dryer 25 Check for leaks 26 Reestablish electrical service to the dryer 27 Engage EMERGENCY STOP E Stop disengaged in Step 3 3 8 STRAIGHT CONNECTOR MUFFLER EXTERNAL PILOT wr 2 WAY TILT MODELS ONLY m Eme d d SOLENOID 1 8 ELBOW p He AIR NE TILTING SOLENOID VALVE Click LUBRICATOR ES INTERNAL PILOT REGULATOR 9 SOLENOID PLUG 9 O RING 9 PLUG z 3 8 STRAIGHT CONNECTOR S FILTER To YA MAN3492 PLUG 2 FLOW CONTROL aii d VALVE BODY EXHAUST METERED PILOT ORIFICE lo RE Os 3 8 ELBOW Sar gt UN IS OR
40. 353 1 PLC EXPANSION UNT REAR DOWN M p UN y 27 EU wcon PLC 24VDC SOURCE n LSt A sE iow pss 10 FAN ON OFE 0NI CR7 4 FAN CONTROL FOR 21 11 HEAT FAULT RESET m HEATER FAULT j see PRES COOL DOWN ROUTINE idi d CONTACTOR ALSO CONTROLLED BY COM NO MCROCONTROLLER PIN 5 HEAT ON STATUS cre FRONT GAS VALVE Saat cor Mo 13 GAS VALVE STATUS REAR DOWN 20 V crs COM NO DRYING CYCLE DONE ST t X TAIR JET SIGNAL FRONT ds DOWN TE Com No 15 FRONT DOORS CLOSED e Iae i REAR UP CR2B 2u LSt A 56 en AO 16 LINT DRAWERS CLOSED CRM B DRYER CLEAR STOP COM NO 7 Mr ER DOWN CRO B 25 NC NC PROCESSOR BOARD MANUAL RESET MANUAL RESET FRONT Fi meurs outeurs Fm mz EXITIUST LAT FRONT BURNER REAR BURNER ono ok SWITCH OPEN ON MT SWITCH HALIMIT SWITCH N RISE 225 OPEN ON 330 F COPEN ON 350 di HEAT OM M NO se ovorr 1 i Eh CR12 B cRIO 6 i 1 common cre FEAT STATUS wc 2 CYCLE NO SERERE M B CYCLI FRONT FRONT REAR SAIL V Els Se AIR FLOW SWITCH OPEN OK in FAN MOTOR ASSERTED FOR BURNER IGNITION we 6 c crue SWITCH CRIA on CONTROL 6 MICH ALSO COM t No f TO M3 l UTROLL REMOTE Y FAN 5 ir ar FAN Moron 2 0 CONTROLLED KEYBOARD ovorF v I CONTACTOR aipe CONNECTOR M Lace REAR NO ERON A a A o nr mr mr me 7 AR FLOW FRONT REAR SAID FRONT Y REAR BURNER Fc re SWITCH OPEN OK Creer er 1 m m con 1 e E It l dae Lj TEAR SPARE CRI uy PRONTREAR AR
41. C Part No 112249 included with the dryer THE FOLLOWING PIECES OF TEST EQUIPMENT WILL BE REQUIRED TO TROUBLESHOOT THIS SYSTEM WITH MINIMAL TIME AND EFFORT DSIIGNITOR GAP FEELER GUAGE 1 8 UsEp For CHECKINK GAP BETWEEN IGNITOR FLAME PROBE MANOMETER ASSEMBY AND SPARK ELECTRODE Usep To MEASURE GAS PRESSURE IN INCHES Or WATER COLUMN W C a p E PRESSURE TAP GA A JER CX EN E NX JUR N A Py LL PLASTIC TUBING Y 1 8 NPT FITTING P d E FILL WITH WATER TO ZERO LEVEL Available From ADC y X manet Y NAL Te MULTIMETER VOLTMETER di For MEASURING VOLTAGE 2 3 e NNER TUBE 5 8 lt 7 a 8 OUTE UBE i i0 ti N0707 i2 is id Available From ADC 31 1 Direct Spark Ignition DSI Troubleshooting Terms definitions a DSI Direct Spark Ignition MODULE RED L E D Light Emitting Diode INDICATOR LIGHT This red L E D light emitting diode light is located in the upper right corner of the DSI Direct Spark Ignition module refer to the top illustration on page 28 This is a diagnostic indicator that simplifies the operational and troubleshooting procedures of the DSI system b LOCK OUT MODE DSI Direct Spark Ignition module red L E D light emitting diode indicator light stays on continuously This indicates there is a system fault and most likely the fault is the DSI module itself c FLAME OUT burner flame sh
42. DSI Direct Spark Ignition module shut the gas valve off and immediately try to reestablish the burner flame The DSI module will attempt to light the burner ONLY ONCE If flame is not established the DSI module will LOCK OUT To reset or cancel the LOCK OUT condition open and close the main door then restart the dryer 29 h ADC Direct Spark Ignition DSI Operation Flow Chart Computer Timer Calls For Heat Power Applied to the DSI Module DSI Module Indicator lights RED for up to approximately 1 3 seconds prepurge DSI Module Internal Check DSI Module Indicator lights GREEN Gas Valve opens and spark bursts for approximately 8 seconds Flame Open and close the Main Door restart the dryer A Confirmed DSI Module Indicator light remains GREEN Y Normal Heating Cycle Established E Flame Lost y DSI Module LOCK OUT Indicator lights RED No Flame Confirmed Yes DSI Module will immediately attempt to re light burner 30 B TROUBLESHOOTING THE DIRECT SPARK IGNITION DSI SYSTEM NOTE The troubleshooting information provided in this manual is intended for use by qualified service technicians only OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment or specified in the AD 410 Installation Operator s Manual AD
43. ER Computer display will light when the EMERGENCY STOP E Stop BUTTON is in the released mode To turn ON the control voltage press the green ON push button located on the Right Front Control Door The dryer has two 2 electronic controllers PHASE 5 MICROPROCESSOR CONTROLLER Computer for drying material MICRO 1 PLC Programmable Logic Controller for loading unloading auto doors and burner status monitoring The Phase 5 Microprocessor Controller computer only response to keypad touchpad commands when the tumbler section is level with the loading doors and lint drawer basket door closed Likewise the Micro 1 PLC Programmable Logic Controller responses to load or unload selections when the dryer is not drying material AD 410 OPERATOR CONTROLS INDICATORS The Right Front Control Door incorporates the following operator controls indicators EMERGENCY STOP E Stop BUTTON Push To Stop Turn or Pull To Release JOG Forward Reverse Push Buttons UNLOAD DRY LOAD Selector Switch TILT FUNCTION Off On Selector Switch HEATER FAULT Indicator Reset Push Button CONTROL POWER Indicator Control Power On Push Button CONTROL POWER Off Push Button EMERGENCY E Stop STOP BUTTON Push To Stop Turn To Release or Pull To Release This red mushroom push button located in the center of the Right Front Control Door almost directly under the Phase 5 Microprocessor Controller computer is a Push To Sto
44. FLOR l TEN SPARE eU POR 11 488 SWITCH OPEN f TOR E PLAE A soe ASSEY ES pb A VERIFICATION A Er is a TEMPERATURE TO rene X 63 SENSOR Up ENE cro Je REAR AR FLOW SWITCH ET mio w mH CLOSED VERIFICATION i L6 I Gen D m Ex mHE B Lu oi FRONT AR FLOW SWITCH CLOSED il FAN ON VERIFICATION le CEED FE OET l 1 power M3 AUX OR Sane DREET SPA EL JUMPER IN GNTION MODULE GNTION MODULE tt 7 TO FAN ON OFF AA A NEIN ER ET ne at es cy Ei ty ERR CONS J STATUS PLE IN 19 TOLER zb n Beno ad TUMBLER FOWARD DRUM CONTROL TROLL UTATUNAT ne mor oe ALSO CONTROLLED BY Era MZ AUX MEROT PLC Lie OUTPUTS 206 TU BLER FORWARD 106 205 TUMBLER REVERSE JOG TUMBLER y 142 df TO He 4 TUMBLER REVERSE REVERSE At DRUM REVERSE A2 CONTROL HAE TC AR JET PNEUMATIC VALVE T AR FLOWER MOTOR MAN4204 xr E ARJET CONTROL TO DRYING Re CYCLE DONE 2 D00R PLC IN 14 PORTANT DOOR MESSAGE APPEARS WHEN GND 24 VAC IS NOT SUPPLIED TO THIS PONT WHEN TRYING TO START DRYING CYCLE 81 CAUTION When servicing the HIGH VOLTAGE section of the dryer the ELECTRIC SERVICE MUST BE DISABLED THE EMERGENCY STOP E Stop BUTTON DOES NOT DISABLE THE HIGH VOLTAGE TO THE DRYER 1 Control Electrical System Description a 3 Phase 39 Electrical Power The 3 phase 39 electrical power for the dryer enters the dryer through the power distribution block located in the dryer base electrical
45. GULATOR ASSEMBLY The purpose of the filter is to remove bulk liquids and solid particles from the compressed air stream The filter element provides mechanical separation of solids Centrifugal force inside the filter bowl separates bulk liquids and larger solid particles The filter consists of a louver which causes a centrifugal spinning action to separate contaminants A filter which mechanically separates contaminants is also present The filter bowl collects the contaminants and a baffle prevents turbulence from picking up contaminants at the bottom of the bowl and returning them to the air stream 1 Filter Maintenance a To remove filter element Twist the filter bowl 1 8 turn clockwise CW Then pull the bowl down to expose the filter element To remove the filter element unscrew the baffle this will allow element removal b To clean filter element The filter element can be cleaned with soap and water NOTE Whenreplacing the filter element bowl care must be a taken to ensure that the O ring does not get pinched peor re 2 Regulator Operation MANUAL PORTION The adjustment knob simply acts upon a spring rest located on the spring and directly compresses the spring as itis adjusted A non rising low torque adjustment screw is used on this type of filter and regulator The upper spring rest is located on top of the regulator spring and transmits force from the adjustm
46. HA Occupational Safety and Health Administration STANDARDS The information provided will help isolate the most probable components associated with the difficulty described The experienced technician realizes however that a loose connection or broken shorted wire may be at fault where electrical components are concerned not necessarily the suspect component itself Electrical parts should always be checked for failure before being returned to the factory IMPORTANT When replacing blown fuses the replacement must be of the exact rating as the fuse being replaced The information provided should not be misconstrued as a hand book for use by an untrained person in making repairs WARNING ALL SERVICE and TROUBLESHOOTING SHOULD BE PERFORMED BY A QUALIFIED PROFESSIONAL or SERVICE AGENCY WARNING WHILE MAKING REPAIRS OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON THE DRYER or SPECIFIED IN THIS MANUAL A No Display 1 EMERGENCY STOP button pushed in 2 Service panel fuses blown or tripped breaker 3 Blown F1 fuse 1 or F2 fuse 2 on right hand control panel 4 Blown F4 fuse 4 on right hand control panel 5 Failed microprocessor controller computer 6 Optional sprinkler circuit emergency relay not engaged a Service panel fuse blown or tripped breaker b Sprinkler circuit high limit has tripped NOTE SPRINKLER MUST HAVE POWER FOR THE DRYER TO OPERATE 104 B Drive motor is not operating does not start
47. L SYSTEM OPERATION General Overview The dryers steam coil is constantly charged thereby eliminating repeated expansion and contraction and also provide instant heating to start the drying process The steam damper located on top of the steam coil is the only temperature controlling device in this system When the steam damper is open ambient air is drawn through the coil providing heat to the dryer When the steam damper is closed ambient air is drawn directly into the tumbler bypassing the coil allowing a rapid cool down Diagram 1 Airflow Diagram 2 Heating Mode Cool Down Mode 1 Steam Coil PH Level The normal PH level for copper type steam coils must be maintained between a value of 8 5 to 9 5 For steel type steam coils the PH level must be maintained between a value of 9 5 to 10 5 These limits are set to limit the acid attack of the steam coils IMPORTANT Coil failure dueto improper PH level will VOID THE WARRANTY 45 2 Steam Damper Actuator System The steam damper actuator system consists of a hinged damper plate pneumatic piston and a 24 volt solenoid valve with a needle valve to control the speed of the piston actuation Ona call for heat a 24 volt signal is applied to the 3 way 2 position solenoid valve This signal switches the valve so that compressed air is sent to the piston The piston rod extends pushing the hinged steam damper plate to the open position This allows room air to be drawn th
48. MOUNTING BRACKET d oe RES Ng EA 9n B T i O R Yl Op Pigs Ny ONO RN Bos Y 9 3 RON Ta AS Or Tit FOR UON Pis Ts d Tilting Piston Replacement 1 Disconnect compressed air supply from the dryer 2 Tilt then level the dryer to exhaust as much air as possible 3 Disengage EMERGENCY STOP E Stop Discontinue electric service to the dryer 4 Remove the six 6 screws holding the g piston cover plate Se ERT 5 Label the air lines as an aid when i reconnecting 6 Loosen the 3 8 compression fittings Remove the air lines 7 Remove the 3 8 straight connector 8 Remove the 3 8 elbow 9 Carefully remove the E Clips from the clevis pins 10 Remove clevis pins a 3 y Q SS 11 Loosen the bottom set screw in the piston rod eye 12 Unscrew the piston rod eye from the tilting piston 13 To install new tilting piston reverse above procedure 62 G AIR JET ASSEMBLY 1 Air Jet Assembly Description The air jet assembly is located in the left front base of the dryer The air jet is designed to operate at the end of each cycle for thirty 30 seconds to remove lint which may have accumulated on the blower impellor fan blades This function will be interrupted if the main door or lint drawer is opened before the air jet cycle is complete 2 Air Jet Component Replacement a 24 VAC 3 Way Pressure Valve Replacement AIR dET AS SEMEL
49. N DAMAGE TO THE DRYER and WILL VOID THE WARRANTY To much oil will cause overheating and too little oil will result in gear failure Check oil level regularly FAILURE TO OBSERVE THESE PRECAUTIONS COULD RESULT IN DAMAGE TO THE DRYER and WILL VOID THE WARRANTY Discontinue electrical service to the dryer Measure the distance of the gear speed reducer from the rear of the dryer to assist in positioning the gear reducer on the drive shaft during reinstallation Follow Step 2 through Step 10 in the instructions on page 97 and page 98 Remove the wheel taper lock bearing and pillow block bearing from the drive shaft closest to the front of the dryer Remove the three 3 bolts from the taper bushing and insert two 2 of these bolts into the threaded holes and tighten evenly to remove the taper bushing from the gear reducer Remove the bolts securing the rear panel of the dryer and pivot the panel outward Repeat Step 5 to remove the other taper bushing from the gear reducer Slide the drive shaft out of the rear of the dryer enough to remove the gear speed reducer from the drive shaft Check the position of the drain plug and the breather plug Check the turnbuckle mount pad on the gear reducer for the correct application 99 11 Install the new gear speed reducer on the drive shaft long with the taper bushing the pillow block bearing set screws in the pillow block bearing face the end of the drive shaft the trantorque
50. N4203 ue 2 UNT SLO BLO 230 VAC AANA a A en MICRO 1 PLC Xy Seen a EXPANSION 3 UNIT 24VAC 300 VA l N 116 AWG e H FIN Fh th R POWER e T Ny L 3 MASTER Verano ON DRYER CONTROL VOLTAGE ON OFF COM COM NO i MCR B NO MCR A 2 1 SUPPLY AIR ENABLE F se TINT DRAWERS CLOSED a DRY 1 BIpu Bu gt COM NO COM NO COM NO L ENABLE N f f i i i s OL 02 CRI A CR2 A CRI A Ene MAGNET MAGNET MACHINE ECN SAFETY 1 2 1 2 L N f CHECK A E CLOSED Lert RIGHT P Pi LINT DRAWER POR RO Ge CLOSED J LINT ee L ORAWERS Nn A CLOSED CRI A amp B REAR DOWN RNT 23 24 Lf REAR Ay DRY oT oT k DOWN l ENABLE LS1 B LS2 B Vela COM NO il CR9 24VAC 80 24VAC
51. RIALS GASOLINE and OTHER FLAMMABLE VAPORS and LIQUIDS REMOVE POWER FROM THE MACHINE BEFORE PERFORMING ANY MAINTENANCE IN THE MACHINE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hours per day SUGGESTED CLEANING SCHEDULE EVERY THIRD or FOURTH LOAD Clean the lint screen A clogged lint screen will cause poor dryer performance The lint screen is located in the lint drawer in the base of the dryer Pull out the lint drawer brush the lint off the lint screen and remove the lint Inspect the lint screen and replace if torn NOTE The frequency of cleaning the lint screens can best be determined from experience at each location WEEKLY Open the hinged panels on each side of the tumbler section and remove any lint accumulation from the tumbler drive motor drive shafts gear reducer drive belts drive wheels and drive shaft bearings Slide the lint basket all the way out of the dryer and clean any lint accumulation off of the temperature sensor bracket which is located above the lint basket WARNING TO AVOID THE HAZARD OF ELECTRICAL SHOCK DISCONTINUE ELECTRICAL SUPPLY TO THE DRYER MONTHLY Empty the compressed air filter bowl Clean any lint accumulation from the gas valve and burner area at the top of the dryer the fan impellor blower motor and the fan impellor bearings located in the dryer base EVERY 6 MONTHS STEAM MODELS clean the st
52. TION COI IONS CONTACT FACTORY FOR ASSISTANC in SPEC249 10 6 mM 1 TI FMR 2 5 UL D MN eZ vi m 792m i 147 32 cm 20193 cm E STE AAA C IE NA EAN f E Fully 1 iS z van 5 TOP VIEW 10 3 4 20193 cm 108 25 32 2763 cm 19 1 16 in 4842 cm wx 28 DIA CONN ON AUST Jm 6096 cm A 000 11 4 in DIA RETURN Cl wsx 2 im DIA SUPPLY CONNEC RIGHT SIDE GS 12 1 98 NOTE ADC reserves the right to make changes in specifications at any time without notice or obligation SNOISNHWIC 4 AD 410 with INLET AIR ADAPTER Gas MopEt 24 SECTION IV INSTALLATION REQUIREMENTS Installation should be performed by competent technicians in accordance with local and state codes In the absence of these codes installation must conform to applicable AMERICAN NATIONAL STANDARDS National Fuel Gas Code ANSI Z223 1 LATEST EDITION and or National Electric Code ANSI NFPA No 70 LATEST EDITION A ENCLOSURE AIR SUPPLY EXHAUST REQUIREMENTS Bulkheads and partitions around the dryer should be made of noncombustible materials Allowances should be made for the opening and closing of the control door and lint door Also allowances should be
53. WILL NOT OPERATE The Energizing Stop Push Button is located on the front right electrical panel On 2 Door models this Energizing Stop Push Button is located on the right rear side of the electrical panel when viewed from the rear On dryer models manufactured for 208 volt or 240 volt electric service the step down voltage for the Phase 5 microprocessor controller computer and the Programmable Logic Controller PLC is supplied from the primary side of the 24 VAC transformer On dryers that are manufactured for 380 volts and higher there is an additional secondary 240 VAC on the transformer that is used to supply the voltage required to operate the Phase 5 microprocessor controller computer and the Programmable Logic Controller PLC through fuse 4 F4 and fuse 5 F5 for low voltage applications 24 VAC Control Circuit The secondary side of the 24 VAC transformer supplies 24 VAC to various control circuits through fuse 3 F3 and a 20 amp fuse or an 8 amp fuse fuse amperage rating is dependent on the voltage that the dryer was manufactured with The first circuit is the control voltage on off Control voltage 24 VAC goes through the Master Off normally closed switch and supplies voltage to the Master On normally open switch When the Master On switch is momentarily engaged the master control relay MCR engages This closes the MCR A contactor which is in parallel with the Master On switch which will keep the MCR en
54. X WEIGHT UNCRATED AIRFLOW STEAM COMSUMPTION APPROX WEIGHT UNCRATED 7 500 Ibs 3 409 kg AIRFLOW 9 200 cfm 261 cmm Inlet Pipe Size 2 FPT 5 08 cm 208 460v 39 3 4w 50 60 Hz 8 000 Ibs 3 636 kg 12 000 cfm 340 cmm Borer HP NORMAL LOAD E cx Y di 1315 sie 35 Kg Orense Steam Pressure 125 psi max 8 79 kg sq cm 2 5 08 cm STEAM RETURN 1 1 4 3 18 cm Shaded areas are stated in metric equivalents Dryer must be provided with a clean dry regulated 80 PSI 10 psi air supply equivalent volume 11 cfh 0 3 cmh 22 El 67 V4 m 17082 cm 79 V2 im 20193 cm VERA VEIK A D 410 AD 4 IU DOOD 793 TAF A DOOR72 WA GAS MODE LIT WI SZ ICZIES E 1 EN 79 V2 in 1 20193 em gy 4 10 V4 in LAE cm gig 195 58 cm d e DIA EXHAUST T r m 61 1009 i i Bh 2 8065 cm 19 1 16 in t 4842 cm 2 y 1 1 1 mem 1 f LINT LEFT SIDE AME DI 10 in Fou 254 cm tin CONNECTION 25 cm RIGHT SIDE 2413 cm FRONT VIEW ID STEAM TILTING UNITS MUST BE SUPPLIED WITH CLEAN DRY REGULATED AIR AT 1 155 BAR 69 BAR WORK SIZE VARIES WITH INSTALLATION CONDITIONS OF PIPING TO DRYER VARII WI INSTALLA
55. abled If the power is interrupted or the Master Off switch is pressed the MCR will disengage The MCR B contactor supplies power to the rest of the 24 VAC circuits For dryers manufactured with Automatic Doors the purpose of the supply air is to relieve pressure on the automatic door pistons when an emergency stop is engaged Safety Circuits The following circuit branches are to verify various safeties if ALL conditions are met a The first two 2 items are the Auxiliary Contact located on the blower squirrel cage fan motor and the Tumbler basket Motor Overload If either of these devices trip it will open up the safety circuit thereby preventing the dryer from operating b Dryer Level Switches circuit branch 1 On 1 way tilt models this switch is in series with the dry enable 2 On 2 way tilt models one 1 pole of each of the two 2 level switches LS1 A and LS2 A are in series with the dryer level relay and the other pole is in series with the opposite piston IF THE OPPOSITE SIDE IS NOT LEVEL THE DRYER WILL NOT TILT 83 c Front Doors Closed circuit branch There are two 2 magnetic proximity switches mounted in the door closed position and a magnet mounted on top of the doors When this magnet aligns with the proximity switch the contacts in the proximity switch close When both doors are closed the front doors closed relay CR2 turns on 1 There are two 2 sets of contacts in the relay one 1
56. act the factory NOTE Any burner changes must be made by a qualified technician C OPERATIONAL SERVICE CHECK PROCEDURE After performing any service or maintenance function an operational check should be performed to insure that ALL components are performing properly 1 Make a complete operational check of ALL the operating controls to insure that the timing is correct temperature selection switches are functioning properly 2 Make a complete operational check of ALL safety related circuits door switches hi limit thermostat sail switch cycling thermostats etc 26 SECTION V COMPONENT DESCRIPTION REPLACEMENT A HEAT SECTION The dryer uses three 3 types of heat sources natural gas liquid propane L P gas and steam Natural Gas and L P liquid propane gas are not directly replaceable The gas valves need to be modified to use other than the type of heat specified on the nameplate 1 Gas dryers utilizes a Direct Spark Ignition DSI module to monitor that a flame is established If for some reason the flame signal is lost the DSI module will shut off the gas valve and not retry ignition no try to restart the flame A spark of approximately 14 000 volts is used to establish a flame The DSI Direct Spark Ignition module will turn the gas valve on and ignitor flame probe will spark for 8 seconds attempting a flame Each time the dryer calls for heat the microprocessor controller computer will send a 24 VAC signal thr
57. al check of the Direct Spark Ignition DSI Module is complete 1 Replace the flame sensor wire from the FS terminal to the DSI module 113 American Dryer Corp ADC 450414 1 05 27 99 25
58. anometer to the 1 8 F P T gas pressure tap on the downstream side of each gas valve to measure the manifold pressure IMPORTANT INFORMATION Once the Blower Motor starts both the FRONT AIR FLOW SWITCH and the REAR AIR FLOW SWITCH must pull in to indicate that there is sufficient air flow through the machine for safe ignition of both the Front Burner and the Rear Burner Refer to the system ladder diagram for HEAT signal information There are several safety devices that must be satisfied prior to ignition Any one of these safety devices can cause NO IGNITION therefore a HEAT FAULT e FRONT AIR FLOW SWITCH REAR AIR FLOW SWITCH EXHAUST HI LIMIT SWITCH FRONT BURNER INTAKE HI LIMITSWITCH REAR BURNER INTAKE HI LIMIT SWITCH DEFECTIVE ELECTRICAL HEAT CIRCUIT 12 ONE 1 BURNER WILL NOT IGNITE AT THE BEGINNING OF A CYCLE This condition can be caused by the following DEFECTIVE DSI Direct Spark Ignition MODULE DEFECTIVE SPARK IGNITOR FLAME PROBE ASSEMBLY DEFECTIVE GAS VALVE INSUFFICIENT GAS PRESSURE DEFECTIVE ELECTRICAL HEAT CIRCUIT Refer to the ladder diagram and the schematics provided with this machine for reference to the above listed information ONE 1 BURNER WILL NOT IGNITE DURING A DRYING CYCLE This condition can be caused by the following DEFECTIVE DSI Direct Spark Ignition MODULE DEFECTIVE SPARK IGNITOR FLAME PROBE ASSEMBLY DEFECTIVE GAS VALVE DEFECTIVE ELECTRICAL HEAT CIRCUIT
59. assembly consists of a ceramic insulated ignitor electrode a ground rod and a ceramic insulated flame probe electrode The GAP between the ignitor electrode and the ground rod is set and must be maintained at 1 8 1 32 1250 03121 When the DSI Direct Spark Ignition module provides the high synchronous spark 14 000 volts through the high voltage HV lead a spark is produced over the GAP When this spark is produced the gas valve is opened Upon ignition the flame probe electrode of the ignitor and flame probe assembly has high voltage provided to it that supplies a small current to ground through the flame Once the current is sensed it initializes the DSI module to sustain the gas flow from the gas valve IMPORTANT THE GAP SETTING ON THE IGNITOR AND FLAME PROBE ASSEMBLY IS CRITICAL a DSI Ignitor and Flame Probe Assembly Adjustments 1 The GAP on the ignitor and flame probe assembly must be set and held at 1 8 1 32 1250 03121 If this GAP is not maintained if the GAP is either to large or to small the DSI Direct Spark Ignition module will indicate a system malfunction and go into the LOCK OUT mode the L E D light emitting diode will LIGHT RED CONTINUOUSLY a To check and or set the 1 8 GAP use a DSI Gap Feeler Gauge or similar device to determine GAP size DO NOT USE FEELER TO SET THE GAP use it only to determine the size of the gap If an adjustment is necessary be
60. at a loose connection or broken or shorted wire may be at fault where electrical components are concerned and not necessarily the suspected component itself 33 c Three Visual Checks 1 Does the DSI ignitor flame probe assembly start sparking If not refer to the FIRST VISUAL CHECK on page 35 2 Does the main burner ignite If not refer to the SECOND VISUAL CHECK on page 36 3 Does the main burner remain lit after ignition has been established FLAME OUT If not refer to the THIRD VISUAL CHECK on page 37 34 d Troubleshooting Flow Chart Quick Reference First Visual Check Does Ignitor Spark Computer Timer Calls For Heat Is 24 Volts present across DSI Module terminals TH and COM Is spark evident on at Ignitor Assembly Yes Yes Y Go To Chart 2 Check High Voltage HV Lead for nicks or cracking where sparking to ground may occur Is this wire damaged No Visually inspect Spark Electrode Assembly Is ceramic cracked or Spark Electrode incorrectly gapped No Visually inspect High Voltage HV Wire connections at both DSI Module and Ignitor Assembly Are connections secure Remove High Voltage HV Wire from DSI Module and visually inspect Is conductor Replace the DSI Module Energize system and check for proper operation ft Yes visible at end of HV Wire
61. ature 1 e 100 Q 32 F 0 C 109 Q 75 F 24 C MAN3479 b Sprinkler Valve The sprinkler valve is a 2 way air piloted normally closed valve With pilot air pressure applied the valve opens allowing water to flow c Sprinkler Solenoid Valve The sprinkler solenoid valve is a 3 way 2 position solenoid valve that is used to supply pilot air to the sprinkler valve 50 d Sprinkler Digital Temperature Controller The sprinkler digital temperature controller is a programmable microprocessor used to monitor temperatures via a Resistive Temperature Device RTD 2 Sprinkler System Operation NOTE Refer to the ladder diagram provided with the dryer for specific relay logic Master Relay The coil in this relay must be energized in order to close the contacts needed to supply power to the dryers control system Relay 1 The coil in this relay energizes if the set point is reached closing Contact and Contact 2 Contact 1 latches Relay 1 on Contact 2 closes turning on the sprinkler the horn and the reset button light Relay 1 will remain energized until the reset button is pushed Relay 2 The coil in this relay energizes ifthe set point is reached closing Contact 3 de energizing the Master Relay and shutting power off to the dryer Relay 2 will remain energized until the reset button is pushed NOTE TheSprinkler System will remain on cowracr 2
62. ch OPTIONAL SPRINKLER CONTROL SIGNALS 14 4 Optional Sprinkler Circuit The OPTIONAL SPRINKLER CIRCUIT main control panel will be located in the left front electrical enclosure Ifa SPRINKLER OPTION is included with the dryer this panel will include an AUTOMATIC EMERGENCY STOP feature This feature requires that the Sprinkler Circuit be functional for the dryer to be powered 15 SECTION I SAFETY PRECAUTIONS CAUTION The dryer should never be left unattended while in operation 1 DO NOT store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance 2 Purchaser user should consult the local gas supplier for proper instructions to be followed in the event the user smells gas The instructions should be posted in a prominent location 3 WHAT TO DO IF YOU SMELL GAS a DO NOT try to light any appliance b DO NOT touch any electrical switch c DO NOT use any phone in your building d Clear the room building or area of ALL occupants e IMMEDIATELY call your gas supplier from a neighbor s phone Follow the gas supplier s instructions f If you cannot reach your gas supplier call the fire department 4 Installation and service must be performed by a qualified installer service agency or gas supplier 5 Dryer s must be exhausted to the outdoors 6 Although ADC produces a very versatile machine there are some articles that due to fabric composition or cleaning me
63. ched to a 2 inch diameter drive shaft Each of the wheels is fastened to the shafts by a wheel taper lock bushing The idler shaft and drive shaft are each supported by two 2 2 inch diameter pillow block bearings These bearings sit on slotted support channels and can be moved inward or outward by the adjustment bolts This results in raising or lowering the tumbler basket The drive system consists of a shaft mounted gear reducer two 2 V belts and a 7 1 2 HP drive motor Belt tension can be adjusted by tightening or loosening the gear reducer turnbuckle To keep the tumbler basket in the middle of the dryer a series of retaining wheels are used in the front and rear of the dryer The retaining wheels run along the vertical edge of the tumbler basket rings These keep the tumbler from rubbing on the front and rear panels of the dryer de DRIVE MOTOR 95 WARNING TO ENSURE THAT THE DRIVE IS NOT UNEXPECTEDLY STARTED TURN OFF and LOCK OUT and or TAG POWER SOURCE BEFORE PROCEEDING FAILURE TO OBSERVE THESE PRECAUTIONS COULD RESULT IN PERSONAL INJURY 2 Drive Motor Components i a Drive Motor Replacement 1 2 3 4 5 6 7 8 9 Discontinue electrical service to the dryer Mark and identify the wires that will be removed for
64. cycle is started the blower fan and impellor output Pin 5 switches on putting 24 VAC on the blower fan and impellor contactor coil which in turn pulls in the contactor starting the blower motor turning Through the contactor relay this also triggers an input signal to the PLC Programmable Logic Controller disabling the tilting function Moments later the tumbler basket and drum begins to rotate because the output on Pin 3 turns on thereby pulling in the tumbler basket and drum forward contactor Next the Heat On Off Pin 4 will turn on if there is a call for heat suppling 24 VAC to the heat circuit through the safety circuits 1 The first safety circuit is the Exhaust Hi Limit which is located on the bracket above the lint basket with the temperature sensor On a temperature rise of 225 F or higher the thermal switch opens breaking the heat circuit 2 A second safety circuit is the Burner Hi Limit Switch located on the side of the burner On a temperature rise of 330 F or higher the thermal switch opens breaking the heat circuit this switch must be manually reset on models manufactured as of May 26 1998 3 A third safety circuit is the Sail Switch which is attached to the front of the burner box This device pulls in when the impellor fan and blower is operating correctly and verifies proper air flow If ALL the safeties are properly maintained 24 VAC will enable the Direct Spark Ignition DSI Module and a try fo
65. e PLC Programmable Logic Controller has in put 4 front door open and input 10 blower squirrel cage fan on or input 16 lint door closed input 15 front door closed or input 17 dryer level are off then the PLC will close output relay 215 dryer CLEAR STOP so that a drying cycle cannot be initiated 87 SECONDARY MAIN ELECTRIC j I BAVE Ei C KI Al FUSING z PANEL e tice 2 Sop as e Ye O RO G POWER DISTRIBUTION 7g3 str E ue BLOC EEE Le TRANSFORMER T1 a RR MT ETE NNI Db ji DOI e 1 B2 A Sop 200000 200000 CORE red an gat CON Hees RELAYS
66. e is a malfunction with the DSI module itself and it must be replaced 41 5 Wiring If the DSI Direct Spark Ignition module is in the LOCK OUT mode where the L E D light emitting diode indicator will LIGHT RED CONTINUOUSLY and the mechanical components have been checked 1 e the ignitor flame probe assembly the gas valve etc then there may be a problem somewhere in the DSI system wiring a Check ALL the wiring within the Direct Spark Ignition DSI system especially the ground connections at the DSI module and the ignitor and flame probe assembly b Make sure the flame probe electrode of the ignitor and flame probe assembly is positioned no more than one 1 inch maximum from the burner tube CAUTION DO NOT LET THE IGNITOR AND FLAME PROBE ASSEMBLY TOUCH THE BURNER TUBES OTHERWISE THE ENTIRE ASSEMBLY WILL SHORT OUT 6 Direct Spark Ignition DSI 24 VAC Transformer The DSI transformer is designed to step down the operating voltage of the dryer to 24 VAC This operates the DSI module This transformer like ALL transformers is two 2 sided a Primary Side This is the incoming voltage side 208 VAC 230 240 VAC 380 VAC 416 VAC 480 VAC ofthe transformer b Secondary Side This is the step down side 24 VAC of the transformer If the dryer is above 240 VAC a secondary voltage of 240 VAC will also be present WARNING 208 VAC and 230 240 VAC ARE NOT THE SAME ALL voltage connection
67. e the E Clip by gently prying off Slide tilting solenoid valve up off of the post To install new tilting solenoid valve reverse above procedure c Tilting Solenoid Valve Replacement 1 2 3 4 5 6 7 8 9 10 Disconnect compressed air supply from the dryer Tilt then level the dryer to exhaust as much air as possible Disengage EMERGENCY STOP E Stop Discontinue electrical service to the dryer Label the solenoid plugs and air lines as an aid when reconnecting Loosen screws from the solenoid plug Remove the solenoid plug take notice of the gaskets Refer to the illustration on page 61 Loosen compression fittings on the air lines Disconnect the three 3 air lines Remove the two 2 1 4 20 hex head bolts that mount the solenoid valve Refer to the illustration on page 61 Remove the three 3 3 8 straight connectors Refer to the illustration on page 61 Reinstall these connectors on the new solenoid valve body Remove the two 2 3 8 mufflers Refer to the illustration on page 61 Reinstall these mufflers on the new solenoid valve body 59 11 The left orifice marked 12 on the tilting solenoid valve now must be configured for external pilot NOTE For 1 Way Tilt models proceed to Step 23 12 Remove the two 2 Phillips head screws 13 Carefully remove the end of the valve 14 Place the solenoid plug over the pilot orifice position of the solenoid valve end
68. e track In the center portion on the top of the doors there is a magnet used in conjunction with proximity sensors which are mounted above the doors 2 Pneumatic Automatic Description Operation a Description The Pneumatic Automatic Doors run on a single aluminum track mounted above the doors and a split track mounted on the bottom of the doors The doors are held on the track by four 4 stainless steel wheel assemblies two 2 are located on the top of the doors and two 2 are located on the bottom of the doors Additionally in the center portion on the top of the doors there is a magnet used in conjunction with proximity sensors which are mounted above the doors b Operation There are two 2 1 bore x 20 3 8 stroke cable cylinders attached to the top of the doors to pneumatically open and close the doors When air is applied into the outside ports of these cable cylinders the doors will open If air is applied into the inside ports of these cable cylinders the doors will close On each of the four 4 ports is a flow control valve used for adjusting the opening and closing speeds of the doors These flow controls only vary the speed in the exhaust direction Air to the cable cylinders is supplied through a 4 way valve When 24 VAC is applied to the valve the doors open if no power is applied the doors close A 3 way valve is used to supply air to the 4 way valve If the EMERGENCY STOP E Stop is engaged the air is automaticall
69. eam coil fins We suggest using compressed air and a vacuum cleaner with brush attachment Inspect and remove any lint accumulation in customer furnished exhaust duct work system and from the dryers internal exhaust ducting NOTE DO NOT OBSTRUCT THE FLOW OF COMBUSTION and VENTILATION AIR CHECK CUSTOMER FURNISHED BACK DRAFT DAMPERS IN THE EXHAUST DUCT WORK INSPECT and REMOVE ANY LINT ACCUMULATION WHICH CAN CAUSE THE DAMPER TO BIND or STICK NOTE When cleaning the dryer cabinet s avoid using harsh abrasives A product intended for the cleaning of appliances is recommended Clean off any lint accumulation on top of the temperature probe and the hi limit switch located above the lint basket 19 B LUBRICATION MONTHLY Check compressed air filter bowl for water Empty by pressing the rubber petcock to the side Additionally check lubricator bowl for oil If empty remove the fill plug and add oil Use petroleum based 10 150 SSU misting oil Replace the fill plug NOTE LUBRICATOR SHOULD BE SET AT 1 DROP PER CYCLE NOTE REGULATOR PRESSURE IS TO BE SET AT 80 PSI Apply high temperature grease to the four 4 2 diameter tumbler drive shaft pillow block bearings and the two 2 1 3 4 diameter blower shaft pillow block bearings Use Shell Alvania 3 grease or equivalent MAN4276 20 EVERY 6 MONTHS Change gear oil in the tumbler shaft gear reducer 1 Remove the drain plug located at the bottom
70. eck the DSI Direct Spark Ignition module components for visual damage c Check wiring for loose connections nicks or cracking at the ceramic insulator or shorting of the sensor to the burner d Inspect the DSI Direct Spark Ignition ignitor and flame probe assembly check electrode for visible cracking at the ceramic insulator or shorting of sensor to burner check to insure that the flame sensor rod is positioned over the flame area check for carbon deposits on the flame sensor rod Check to insure that there is a 1 8 gap between the ground rod and the ignitor spark electrode b After preforming these inspections and making corrections if any restore power to the dryer start the dryer and operate through one 1 complete cycle to insure that ALL components are functioning properly If a no heat condition persists refer to the Troubleshooting Flow Charts on page 35 page 36 and page 37 1 To effectively use this information or the flow charts each step must be completed in sequence performing whatever test are suggested After the completion of each test the guide will direct the Service Technician to the next logical step in the troubleshoot sequence based on the outcome of the previous check 2 Components should be replaced only after each step has been completed and replacements after each step has been completed and replacement is suggested in the flow chart However the experienced technician realizes th
71. ed to the drive wheel The magnetic rotational sensor switch senses the rotation of the tumbler basket If the gap between the sensor switch and the magnet is greater than a preset amount then the dryer will shut down on SEFL rotational sensor failure a Rotational Sensor Switch Replacement 1 2 3 4 5 6 7 8 9 10 Reestablish electrical service to the dryer Discontinue electric service to the dryer Remove the adjustment nut closest to the drive wheel Remove the magnetic rotational sensor switch from the mounting bracket Depress the tabs on the rotational sensor harness plug and pull apart then remove the sensor switch To install a new sensor switch connect the plug of the new sensor switch to the sensor harness Place one 1 adjustment nut onto the sensor switch and insert into the mounting bracket o 2 Place the second adjustment nut on but do not tighten The magnet on the drive wheel and the sensor switch must be in a horizontal line to one another The gap between the magnet and the sensor switch must be 1 8 inch 5 71 cm Tighten the adjustment nuts installed in Step 7 and Step 6 103 SECTION VI TROUBLESHOOTING IMPORTANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING ADJUSTING INSTALLATION or TESTING OF ANY EQUIPMENT per OS
72. efore removing 11 12 For Gear Reducer removal refer to 13 To install new drive shaft 14 Reestablish b Drive Wheel Replacement the pillow block bearings Ba Remove the pillow block bearings Section d on page 99 and page 100 reverse above procedure _ 0 electrical service to the dryer 1 Discontinue electrical service to the dryer 2 Follow Step 2 through Step 7 in the Drive Shaft Replacement instructions in the previous section page 97 and page 98 IMPORTANT Both sets of drive wheels should be replaced on the drive shaft 3 To install new drive wheels reverse Step 6 through Step 2 in the Drive Shaft Replacement instructions in the previous section page 98 and page 97 4 Reestablish electrical service to the dryer 98 c Pillow Block Bearing s Replacement 1 2 3 4 Discontinue electrical service to the dryer Follow Step 2 through Step 11 in the instructions on page 97 and page 98 To install the new pillow block bearing s reverse Step 11 through Step 2 in the instructions on page 97 and page 96 Reestablish electrical service to the dryer d Gear Speed Reducer Replacement CAUTION CAUTION 1 2 3 4 5 6 7 8 9 10 Replacement gear reducers are shipped without oil Add proper amount 1 4 liters of recommended lubricant before operating FAILURE TO OBSERVE THESE PRECAUTIONS WILL RESULT I
73. egin to turn and a few seconds there after the FAN signal will be asserted IF BOTH AIR FLOW SWITCHES ARE NOT OPEN AT THIS TIME THE BLOWER WILL NOT START and A HEATER FAULT WILL OCCUR Both HEATER FAULT Indicators will flash and the machine will come to a complete halt stop until the HEATER FAULT reset push button is pressed ONE or BOTH BURNERS DO NOT IGNITE The dryer has two 2 burner boxes Each burner box has its own Gas Valve Spark Ignitor Flame Probe Assembly and DSI Direct Spark Ignition Module DSI Direct Spark Ignition Module When the dryer calls for heat and ALL dryer safety switches are satisfied a 24 VAC control signal is supplied to both DSI Direct Spark Ignition Modules The DSI Module L E D light emitting diode indicators will light red for approximately 1 5 seconds of pre purge the L E D indicators will light green Each DSI Module will energize its respective gas valve and provide an 8 second spark to its Spark Ignitor Flame Probe Assembly The gas in both burner boxes should ignite If ignition does not occur in one or both burners after 8 seconds the flame will not be sensed by the Spark Ignitor Flame Probe Assembly and the DSI Module will go into the LOCK OUT mode lighting the L E D light emitting diode indicator s red continuously THERE ARE NO IGNITION RETRIES BY THE DSI MODULE Stop the dryer at this point and restart another drying cycle It may take several restar
74. ensor calibration is inaccurate 11 12 13 Failed burner hi limit for GAS MODELS ONLY Failed 225 F hi limit thermostat Steam damper system is not functioning properly for STEAM DRYER ONLY a Steam damper sticking closed b Leak in pneumatic system Undersized load dryer requires a minimum load size of approximately 250 lbs for maximum drying efficiency U Excessive noise and vibration 1 2 9 90 cL ON LE Te Dryer is not leveled properly Impellor fan and blower out of balance a Excessive lint build up on impellor fan and blower check air jet b Failed impellor fan and blower Loose motor mount Failed idler bearings or tumbler bearings V belt s either too tight or too loose Tumbler basket drive wheels are worn or are loose Set screws of tumbler drive shaft bearings are loose Failed motor bearing Drive wheel trantorque is loose V Dryer will not tilt 1 Tilt to unload 1 door 2 3 a Dryer will not tilt unless the front doors are completely open 1 No door open signal 2 Defective proximity switch 3 No external compressed air to pneumatic switches 80 psi required 11 cf hr Tilting to unload 2 doors a Dryer will not tilt to unload unless the front doors are closed Lint drawer is open 110 W Dryer will not level from a tilt position 1 Lint drawer is open 2 Defective lint drawer switch 3 Broken connection bet
75. ent screw to the spring Regulators use simple wire coil springs for controlling the downstream regulator pressure The bonnet houses the adjustment spring and is used to help retain the diaphragm The diaphragm moves up when the downstream pressure reaches its preset pressure level which in turn closes the valve A self relieving regulator is designed to automatically relieve overpressure in the secondary side of the regulator NOTE THIS SELF RELIEVING FEATURE IS NOT DESIGNED TO BLEED THE DOWN STREAM PRESSURE Dryer must be provided with a clean dry regulated 80 PSI 10 PSD air supply equivalent volume 9 cfh FILTER REGULATOR The regulator should be set at 80 PSI 10 PSI To set pressure pull the adjusting knob up and either turn the knob clockwise CW to increase the pressure or counterclockwise CCW to decrease the pressure J DOOR SYSTEMS The dryer utilizes two 2 styles of doors which are Manual Doors and Pneumatic Automatic Doors 1 Manual Door Description The Manual Doors run on a single aluminum track with a wheel assembly mounted above the doors and a channel with teflon strips mounted on the bottom of the doors a For dryers manufactured as of November 1 1995 there are trolley bolts located at the top of the doors to secure the doors onto the track b For dryers manufactured prior to November 1 1995 there are two 2 adjustment plates located at the top of the doors to secure the doors onto th
76. er section does not tilt forward 1 Verify that a Door Open signal is being sensed by the PLC Programmable Logic Controller 2 Check that 80 PSI of compressed air is supplied to the machine and that the Rear Up solenoid is being actuated by the PLC Programmable Logic Controller Refer to the PLC Programmable Logic Controller signal information included in the ladder diagrams and schematics supplied with the machine LOAD TILTED This selection causes the front horizontal doors to open Once the Door Open signal is sensed the PLC Programmable Logic Controller enables the Front Up solenoid to tilt the machine The JOG functions then becomes enabled for an operator s selection If the tumbler section does not tilt towards the rear 1 Verify that a Door Open signal is being sensed by the PLC Programmable Logic Controller 2 Check that 80 PSI of compressed air is supplied to the machine and that the Front Up solenoid is being actuated by the PLC Programmable Logic Controller Refer to the PLC Programmable Logic Controller signal information included in the ladder diagrams and schematics supplied with the machine DRY This selection prepares the machine for a Material Drying Command from the Phase 5 Microprocessor Controller computer NOTE Before a drying cycle can be selected the tumbler section must be in the level position and both the Front Horizontal Doors as well as the Lint Drawer
77. et oer tetti eoe A Un ge edt e ed 56 CATE IEE A SSOIBIVS oe uet eee Pase den d calda d eu mu ie td bees erE 63 H Blower Squirrel Cage Fan Motor Assembly c ccccssecsseceseceeeceeseecseceeeseeeeeseecaecnteeeeeeenaees 65 I Filter and dsepulatorNSSembEyc caes 12 Uc DOGL S VSLCIHS A enr ne p ea ees te 29 K Control and Electrical System usce s e rv t Potete Dott db Ea e td UD be nc ud 80 L Tumbler Basket System eade iria ies e et oi eode oes aeu seu See eese ie ttn dq 95 SECTION VI TROUBLESHOOTING SECTION VII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS AD 410 Reference Guide Tumbler Section SPRINKLER ASSEMBLY END 7 END OF TAININ AINING DOOR CYLINDER DOOR CYLINDER WN ANC EMBI ADC EME LEF ONTR LEFT CUINGE TACTOR amp OVE SENSOR SENSOR JA FRONT RETAIN WHEE ING KEYPAD gas COMDIITER DAN 7 COMPUTER PA ASSEMBLY AD 410 Reference Guide ion Base Sect INTRODUCTION AD 410 MACHINE OPERATIONAL SUMMARY The model AD 410 incorporates one 1 EMERGENCY STOP E Stop BUTTON located centrally on the Right Front Control Door This RED MUSHROOM PUSH BUTTON is PUSH TO STOP the machine and TURN TO RELEASE or PULL TO RELEASE type control device This button must be in the released mode to power the machine The PHASE 5 MICROPROCESSOR CONTROLL
78. gnal Input relay 13 is the control status of the front and rear gas valves and monitors the state of both the front burner and rear burner Air Flow switches If a fault is sensed input 13 L E D light emitting diode turns off at that point and output relay 203 HEATER FAULT indicator and output relay 202 END OF CYCLE indicator will begin to flash at a rate of one 1 flash per second Both indicators will flash until the operator presses the HEATER FAULT indicator reset push button Output relay 204 drive forward and output relay 205 drive reverse are used to perform jog functions 86 b The expansion PLC Programmable Logic Controller module has eight 8 inputs which are labeled 10 through 17 and an six 6 output relays labeled 210 through 215 1 Input Relays 2 A fan on or off signal input 10 determines if the dryer is operating If the dryer is operating the door function and tilt function shut down Input 11 HEATER FAULT RESET monitors the HEATER FAULT reset push button Input 12 monitors the heat ON status Input 13 monitors the Gas Valve status Input 11 input 12 and input 13 are used to monitor the HEATER FAULT circuit On dryer models with front and back doors rear door open closed or various other functions may be used refer to blueprints for specific information details Input 14 indicates that the drying cycle is done air jet signal Once the output relay of the
79. he Correct supply pressure Energize system and OFF position Energize system and I check for proper Connect a manometer to the Gas Valve check for proper operation operation outlet pressure tap Turn manual knob on the Gas Valve to the ON position Energize the system Is outlet pressure detected Is outlet Water Column W C pressure correct Natural 3 5 4 0 W C L P 10 5 11 0 W C Is gas available at the Source No Yes Yes With system energized is 24 VAC present Energize System Is 24 VAC present across leads atthe Gas Shore ee Check Spark Electrode for Valve Module proper gap and insure that the spark is in the path of No the gas flow Refer To Service Section Yes Y Y Yes Replace High Replace Voltage HV DSI Module leads Replace the Gas Valve Energize system Make the fige essel y Energize the system and and check for Ke corrections check for proper operation proper operation MESURE CA ON i check for proper operation 36 f Troubleshooting Flow Chart Quick Reference Does main burner No Third Visual Check Does Main Burner Ignite Does the Flame Probe have carbon or remain lit Yes Does ignitor spark turn OFF with main burner flame still present Yes Y
80. he pulleys before installing the V belts 15 When V belts are properly tensioned tighten and secure the motor to the motor base 16 Reestablish electrical service to the dryer c Squirrel Cage Fan impellor Replacement 1 Discontinue electrical service to the dryer 2 Remove the bolts securing the blower squirrel cage fan motor 3 Remove the V belts 4 Slide the blower squirrel cage fan motor to the side 5 Remove the bolts from the blower squirrel cage fan shaft bearing mount assembly a Slide the blower squirrel cage fan shaft bearing mount assembly backwards 6 Remove the two 2 left hand jam nuts and the washer 7 Remove the key on the blower squirrel cage fan shaft a Slide the blower squirrel cage fan off of the shaft NOTE Install this key on to the fan shaft before installing the new blower squirrel cage fan 8 To install blower new squirrel cage fan reverse above procedure d V Belt Replacement 1 2 Discontinue electrical power to the dryer Loosen the bolts securing the blower squirrel cage fan motor a Ease off on the tension bolt Slide the blower squirrel cage fan motor forward Remove and replace V belts Tighten and secure the tension bolt IMPORTANT DO NOTOVERTIGHTEN V BELTS 6 7 8 Using a straight edge make certain that the motor pulley and V belts a aligned straight Tighten and secure bolts from motor to motor base Reestablish electrical se
81. hing PULLEY INSTALLATION 14 Insert bolts into the large holes on the bushing and thread them into the motor pulley 15 Tighten the bolts evenly for motor pulley installation 16 Align the pulleys 17 Tighten hand tight only the bolts from the new motor to the motor base Leave enough movement for V belt adjustment 66 18 19 20 21 Replace the V belts a Adjust to proper tension by adjusting position of the new blower squirrel cage fan motor b Align the V belts Tighten and secure the new motor to the motor base Rewire the new blower squirrel cage fan motor in the same order as the wiring from the motor that was removed A wiring diagram is usually affixed to the side of the motor Reestablish electrical service to the dryer b Shrouded Pillow Block Bearing Replacement 1 2 3 4 5 6 7 8 9 10 Discontinue electrical service to the dryer Remove the bolts securing the blower squirrel cage fan motor a Slide the blower squirrel cage fan motor forward Remove the V belts from the motor pulley and the pulley on the fan blower shaft assembly Move the blower squirrel cage fan motor so as to be able to remove the fan blower shaft bearing mount assembly Remove the bolts securing the blower squirrel cage fan shaft bearing mount assembly a Slide the fan shaft assembly with the fan squirrel cage fan backwards Remove the two 2 lef
82. impellor motor are not operating microprocessor controller computer L E D light emitting diode motor indicator dots and the door L E D indicator are on but the relay output L E D indicators are off microprocessor controller computer L E D display does not read door 1 Failed microprocessor controller computer I Microprocessor controller computer L E D light emitting diode display reads dSFL continuously and the buzzer tone sounds every thirty 30 seconds 1 Fault in microprocessor heating sensing circuit Failed microprocessor temperature sensor Blown dSFL 1 8 amp fuse on the microprocessor controller computer Failed microprocessor controller computer Broken wire or connection between the microprocessor controller computer and the micro processor temperature sensor J Microprocessor controller computer L E D light emitting diode display reads door and the microprocessor controller computer DOOR L E D indicator is off 1 Fault open circuit in main door or lint drawer switch circuit g h Lint drawer not closed all the way Lint drawer switch is out of proper adjustment Failed lint drawer switch One 1 of the main door switches has failed One 1 of the main door switch contact magnets is either missing or is broken Failed door switch relay Broken wire or connection in main door or lint drawer switch circui
83. k 1 and Contact Block 2 is normally closed N C while Contact Block 3 and Contact Block 4 is normally open N O 5 To remove or replace operator loosen the two 2 screws that hold the switch body away from the door 6 Quarter turn the operator in the direction shown in the above illustration and remove 7 Reinstall the wires removed in Step 3 8 Reestablish electrical service to the dryer g Switch Bulb Replacement 1 Discontinue electrical service to the dryer 2 Unscrew clear lens shield 3 Unscrew colored lens 4 Remove diffuser 5 With finger tip gently push and turn the bulb to unlock A piece of tubing with an inside diameter the size of bulb may assist in bulb removal and replacement 6 To install new bulb reverse Step 5 through Step 1 92 h End of Cycle Light Replacement 1 Discontinue electrical service to the dryer 2 Loosen and remove the cap screw on the top of the cap 3 Remove the cap 4 Loosen and remove the screw going into the lens 5 Twist out lens and remove bulb light 6 To install new bulb reverse above procedure i Tilt Switch Replacement 1 Discontinue electrical service to the dryer 2 Remove the base panel from the left hand side of the dryer 3 Unscrew tilt switch 4 Loosen and remove the two 2 screws securing the junction cover 5 Remove the junction cover 6 Loosen and remove the two 2 mounting screws 7 Loosen and
84. l cycle erratically This in turn might cause the DSI module to LOCK OUT where the L E D light emitting diode indicator will LIGHT RED CONTINUOUSLY a If air turbulence causes the flame to move away from the flame probe electrode of the ignitor flame probe assembly or if the flame goes out completely during the heat flame cycle the DSI Direct Spark Ignition module will attempt to reestablish a flame by going into a re ignition cycle Direct Spark Ignition DSI Module If there is some sort of operational interference in the DSI system the DSI Direct Spark Ignition module acting as the controller for the system will go into a LOCK OUT mode where the L E D light emitting diode indicator will LIGHT RED CONTINUOUSLY a Operational interference is any adverse condition whether internal or external to the system Electrical noise is considered external noise interference because it can cause the DSI Direct Spark Ignition module to cycle erratically NOTE Toreset the dryer when a HEATER FAULT occurs press the amber HEATER FAULT reset push button If the GAP the ALIGNMENT and the POSITION of the ignitor and flame probe assembly are correct if the gas flow and pressure is constant and consistent if there is no adverse air turbulence and if the DSI Direct Spark Ignition module remains in the LOCK OUT mode where the L E D light emitting diode indicator will LIGHT RED CONTINUOUSLY then ther
85. lacement a Control Voltage Transformer refer to the illustration on page 91 Replacement 1 2 3 4 5 6 7 Discontinue electrical service to the dryer Locate the correct schematic for the specific change s required and verify the wiring of the transformer using the schematic Verify the voltage of the new transformer Loosen and then remove the four 4 wires for a 208 230 240 VAC dryer or the six 6 wires for a 380 VAC and higher dryer from terminal block 3 TB3 Remove the four 4 screws securing the transformer then remove the transformer itself To install new transformer reverse above procedure Reestablish electrical service to the dryer 90 b PLC Programmable Logic Controller Replacement 1 Discontinue electrical service to the dryer Ifthere is an expansion module along side the main module carefully disconnect the ribbon cable connecting the two 2 units together 2 Mark and identify the wires that will be removed for proper reinstallation ES SN MAN3405 3 To remove the Programmable Logic Controller PLC from the mounting rail using a screwdriver very carefully pull out the mounting clip on the bottom of the PLC and lift the unit out of the rail 4 To replace the Programmable Logic Controller PLC push in the top of the PLC into the rail and then snap in the bottom of the unit EXPANSION MODULE 5 Replace the wires
86. lley and tighten evenly for pulley removal 6 Loosen the set screws on the taper bushing and remove the bushing 7 Measure the mark on the drive motor shaft to the end of the shaft 8 Install the new drive motor pulley 9 Align the new taper bushing with the mark on the shaft and install by tightening the set screws 10 Insert bolts into the holes on the taper bushing and thread in to the motor pulley and tighten evenly 11 Check that the pulley is in proper alignment 12 Reinstall V belts and tighten turnbuckle 13 Reestablish electrical service to the dryer 4 Drive Shaft Assembly Components a Drive Shaft Replacement 1 Discontinue electrical service to the dryer 2 Remove the bolts securing the front or rear panel of the dryer and pivot the panel outward 3 Mark the position of the pillow block bearing on the mounting pad and loosen the set screws 97 4 5 6 7 8 9 Insert blocks of wood under the tumbler basket access through the lint drawer to take the weight off of the drive wheels Loosen the turnbuckle and remove the V belts Remove bottom turnbuckle mounting bolt Remove the wheel taper lock busing from the drive wheels Remove the drive wheels Remove the bolts from the pillow block bearing mounting pads as well as the adjustment bolts Slide the pillow block bearings inward towards the gear reducer on the drive shaft 10 Carefully file the score marks on the drive shaft from the set screws b
87. lors and material and to change or discontinue models Important For your convenience log the following information DATE OF PURCHASE MODEL NO AD 410 DISTRIBUTORS NAME Serial Number s Replacement parts can be obtained from your distributor or the ADC factory When ordering replacement parts from the factory you can FAX your order to ADC at 508 678 9447 or telephone your orders directly to the ADC Parts Department at 508 678 9000 Please specify the dryer model number and serial number in addition to the description and part number so that your order is processed accurately and promptly The illustrations on the following pages may not depict your particular dryer exactly The illustrations are a composite of the various dryer models Be sure to check the descriptions of the parts thoroughly before ordering IMPORTANT NOTE TO PURCHASER Information must be obtained from your local gas supplier on the instructions to be followed if the user smells gas These instructions must be posted ina prominent location near the dryer IMPORTANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING ADJUST ING INSTALLATION or TESTING OF ANY EQUIPMENT per OSHA Occupational Safety and Health Administration STANDARDS Attention Lor des op rations d entretien Caution Label all wires prior to des
88. made in the rear for ease of maintenance Refer to the AD 410 Installation Operator s Manual ADC Part No 112249 for recommended distances and minimum allowances required When the dryer is operating it draws in room air heats it passes this air through the basket tumbler and exhausts it out ofthe building Therefore the room air must be continually replenished from the outdoors Ifthe make up air is inadequate drying time and drying efficiency will be adversely affected Ignition problems and sail switch fluttering problems on gas dryers may result and you also could have premature motor failure from overheating The air supply must be given careful consideration to insure proper performance of each dryer IMPORTANT Make up air must be provided from a source free of dry cleaning fumes Make up air that is contaminated by dry cleaning fumes will result in irreparable damage to motors and other dryer components Exhaust duct work should be designed and installed by a competent technician Improperly sized duct work will create excessive back pressure which will result in slow drying increased use of energy and shutdown of the burner by the airflow sail switch burner hi limit or lint chamber hi heat protector thermostat Refer to the AD 410 Installation Operator s Manual ADC Part No 112249 for more detail 23 B ELECTRICAL REQUIREMENTS and GAS REQUIREMENTS It is your responsibility to have ALL electrical connections made
89. n 101 6 Tumbler Basket Electrical Components a Tumbler Basket Thermal Magnetic Starter and Auxiliary Contact Block Replacement 2 3 4 3 6 7 8 9 Discontinue electric service to the dryer Mark and identify the wires that will be removed for proper reinstallation Set the control of the thermal magnetic starter to the stop position Press down on the thermal magnetic starter and lift the bottom up and out of the din rail Mark and identify the wires that will be removed for proper reinstallation Remove ALL associated wires Separate the thermal magnetic starter from the auxiliary contact block Install new thermal magnetic starter or auxiliary contact block Reassemble the thermal magnetic starter to auxiliary contact block 10 Set overload to required setting 11 Replace ALL the wires removed in Step 5 refer to previous page page 91 12 Mount the top of the thermal magnetic starter to the top of the din rail and press down and in Inspect ALL of the work performed 13 Set the control of the thermal magnetic starter to the start position 14 Reestablish electrical power to the dryer 7 Rotational Sensor Assembly The Rotational Sensor Assembly is located on the right rear drive wheel It consists of a magnetic rotational switch mounted on the bracket which is bolted to the pillow block bearing A magnet is rivet
90. n MAN3487 soapy water solution NEVER TEST FOR ds LEAKS WITH A FLAME DA Connect the water column test gauge manometer to the gas valve pressure tap 1 8 N P T Refer to the illustration above Start the dryer with the burner on the correct water column pressure W C reading in inches should be Natural Gas 3 5 4 inches W C L P liquid propane Gas 10 5 11 inches W C When a gas dryer in first started during initial time of installation or start up it has a tendency not to ignite on the first ignition attempt This is due to the fact that the gas supply piping is filled with air so it may take a few minutes for the air to be purged from the supply lines During this purge period there may be insufficient gas pressure for ignition which might cause the DSI module to go into the LOCK OUT mode the L E D light emitting diode will LIGHT RED CONTINUOUSLY HEATER FAULT will occur during the initial set up of the dryer indicating that the burners are not lighting due to air in the gas line To reset the dryer when a HEATER FAULT occurs press the amber HEATER FAULT reset push button If gas pressure is low unscrew slotted regulator cover on top of the gas valve and turn regulator pressure adjustment screw located underneath the cover clockwise CW to increase the pressure 39 2 Ignitor and Flame Probe Assembly The ignitor and flame probe
91. nd the ground rod to achieve the correct GAP then recheck the 1 8 GAP with a feeler gauge b The ALIGNMENT of the ignitor and flame probe assembly in relation to the GAP on the ignitor electrode and ground rod must be maintained in as vertical straight line a position as possible refer to the illustration on page 43 otherwise the DSI Direct Spark Ignition module will indicate a system malfunction and go into the LOCK OUT mode the L E D light emitting diode indicator will LIGHT RED CONTINUOUSLY m Q The POSITIONING of the ignitor and flame probe assembly is extremely important because it provides the necessary feedback information to the DSI Direct Spark Ignition module The flame probe electrode must be POSITIONED 1 4 minimum into the flame path refer to the illustration on page 43 and must be POSITIONED 1 inch maximum from the burner tube refer to the illustration on page 43 otherwise the DSI module will indicate a system malfunction and go into the LOCK OUT mode the L E D indicator will LIGHT RED CONTINUOUSLY 40 GE Ene 1 4 MINIMUM 1 1 MAXIMUM por OF BURNER TUBE NOTE Toreset the dryer when a HEATER FAULT occurs press the amber HEATER FAULT reset push button 3 Air Turbulence If there is sail switch flutter due to air turbulence or improper impellor fan blower rotation or a restriction in the exhaust duct work the DSI Direct Spark Ignition module wil
92. normal heating cycle This also indicates that the preliminary diagnostics of the module has confirmed that the DSI module is functional 4 DSI Direct Spark Ignition module L E D light emitting diode indicator lights red continuously LOCK OUT MODE This indicates that there is a system fault and most likely the fault is internal to the DSI module To make sure open and close the main door Restart the dryer if the module LOCKS OUT red L E D indicator light stay on continuously again replace the DSI module 32 If the dryer repeatedly has DSI Direct Spark Ignition module LOCK OUT failures the cause may be due to high voltage not getting into the DSI module ignitor probe assembly 1 Check to insure that the red high voltage wire between the ignitor spark electrode and the DSI Direct Spark Ignition module is not wrapped around the sensor probe wire the wire between the DSI module FP terminal and the ignitor and flame probe assembly If the wires are touching one another separate and secure in place AWAY FROM ONE ANOTHER 2 Check to insure that the dryer is properly grounded and that the ground connections GND to the DSI Direct Spark Ignition module are secure 3 Ifthe problem persists it is most likely to be in the external components not the DSI Direct Spark Ignition module or wiring due to a FLAME OUT proceed as follows a Discontinue the electrical service to the dryer b Visually ch
93. o remove and install the steam coil 48 12 Remove the steam coil damper hinges from the old coil and install them on the new steam coil 13 Hoist the new steam coil into place and bolt down 14 Replace ALL of the panels removed in Step 10 15 Reinstall ALL of the piping removed from the old steam coil in Step 9 16 Reconnect ALL of the piping supply lines and return lines disconnected in Step 8 17 Reinstall steam damper cylinder piston removed in Step 6 18 Reestablish electrical service to the dryer 19 Close the 1 2 plug which was opened in Step 5 20 Slowly open the return line then s owly open the supply line PONT BANET 49 E SPRINKLER SYSTEM DESCRIPTION The sprinkler system is monitored by a microprocessor based temperature controller as a designated FAIL SAFE The microprocessor circuit must have power in order to engage main power to the dryer When cycling the dryer if the temperature at the Resistive Temperature Device RTD reaches 575 F one 1 set of contact in the controller will open disabling the power electric supply to the dryer Another set of contacts will close sounding the alarm and turning on the sprinkler 1 Description Of Components a Resistive Temperature Device RTD The RTD is located above the tumbler basket The probe is a 100 Q ohm platinum RTD As the temperature increases or decreases the resistance value corresponds to the ambient temper
94. ors closed lint drawer closed machine level an operator will be able to select a drying cycle on the Phase 5 Microprocessor Controller s computer keypad touchpad located on the Right Front Control Door Refer to the Phase 5 Operator s manual for details HEATER FAULT Indicator Reset Button for GAS MODELS ONLY During a drying cycle the PLC Programmable Logic Controller monitors the status of the Phase 5 Micro processor Controller s computer Heat On Off signal the control status of the front and rear gas valves and the state of both the front and rear burner air flow switches If a fault is sensed the HEATER FAULT indicator and END OF CYCLE indicator will begin to flash at a rate of one 1 per second Both indicators will flash until the operator presses the HEATER FAULT reset push button For more details on HEATER FAULT refer to the operation section in this manual CONTROL POWER On This GREEN LIGHTED OPERATOR located on the Right Front Control Door is for enabling the dryer s control voltage This push button must be ON for drying or load unload function to occur CONTROL POWER Off This RED LIGHTED OPERATOR located on the Right Front Control Door is for disabling the dryer s output control voltage This push button is mainly for use as a troubleshooting function END OF CYCLE HEATER FAULT INDICATOR AIR JET This amber colored indicator located on the front top of the dryer
95. ough the exhaust hi limit sail switch and oven hi limit At that point the DSI module will try for ignition DIRECT SPART IGNITION DSI SYSTEM COMPONENTS FUNCTIONS 27 a The Direct Spark Ignition DSI Module is a 24 VAC device designed to be the controller ofthe DSI system When activated by the dryer controls this module constantly monitors and controls the functions of the DSI system 1 e spark activation gas valve off and on flame verification etc Additionally the DSI Module has self diagnostic capabilities The Ignitor and Flame Probe Assembly is located in the burner flame area and is used to ignite the gas by use of a high voltage spark approximately 14 000 volts and to provide feedback information to the DSI Direct Spark Ignition Module as to whether the burner flame is evident on The Burner Hi Limit Switch is a thermostat type switch located in the burner Its function is to discontinue heat flame in the event of an over temperature situation above 330 F For dryers manufactured as of May 26 1998 the hi limit must be manually reset once the device trips The Sail Switch Verification Assembly is located on the burner downstream of the flame tubes Its function is to detect whether or not there is sufficient air flow through the dryer If the Sail Switch is not in the open position prio
96. p and Turn To Release type push button This button must be in the released mode to power the machine enable the machine to run JOG Forward Reverse Push Buttons These two 2 push buttons located towards the left side of the Right Front Control Door are for either loading or unloading the tumbler JOG functions are only enabled when the tumbler section is in a tilted position NOTE There is a PLC Programmable Logic Controller controlled DWELL TIME between forward jog or reverse jog selection to prevent plug starting the tumbler drive motor LOAD DRY UNLOAD Three 3 Position Selector Switch TILT Off On Two 2 Position Selector Switch The LOAD DRY UNLOAD and TILT Off On selector switches work in conjunction with each other If the TILT selector is in the OFF position an UNLOAD or LOAD selection will open the front horizontal doors allowing an operator to load or unload the tumbler in the level position If the TILT selector is in the ON position an UNLOAD selection will open the front vertical doors and tilt the tumbler section towards the front Rear Up Likewise a LOAD selection will the front horizontal doors and tilt the tumbler section towards the rear Front Up The DRY selection will bring the tumbler section to a level position and close the front horizontal doors Once ALL safe conditions are met 1 e front do
97. proper reinstallation Loosen the turnbuckle and remove V belts Mark the inside of the shaft before removing the taper bushing for proper reinstallation Remove the taper bushing and motor pulley Refer to Taper Bushing and Motor Pulley Replacement Step 3 through Step 6 on page 97 Remove the bolts securing the motor to the motor mount Install new motor and secure to motor mount Reinstall motor pulley and taper bushing Refer to Taper Bushing and Motor Pulley Replacement Step 7 through Step 12 on page 97 Reinstall V belts then tighten turnbuckle IMPORTANT DO NOT OVER TIGHTEN TURNBUCKLE 10 Rewire the new drive motor in the same order as the wiring from the motor that was removed Diagram is usually affixed to the side of the motor 11 Reestablish electrical service to the dryer b V Belt Replacement 1 2 Discontinue electrical service to the dryer Loosen turnbuckle and remove V belts 96 3 Install new V belts NOTE Replace V belts in matched sets both belts 4 Tighten turnbuckle 5 Reestablish electrical service to the dryer 3 Taper Bushing Assembly and Drive Motor Pulley Assembly Components a Taper Bushing and Drive Motor Pulley Replacement 1 Discontinue electrical service to the dryer 2 Loosen turnbuckle and remove V belts 3 Mark inside of the drive motor shaft 4 Remove the bolts securing the taper bushing 5 Insert bolts into the threaded holes on the motor pu
98. r ignition begins The DSI module induces a spark at the spark electrode and then opens energizes the gas valve for 8 seconds attempting to light the burner If after 8 seconds the burner does not light the DSI module will go into a LOCK OUT Mode the gas valve will be de energized and the spark will be removed from the ignitor and will not try to light the burner again until power is again cycled to the DSI module If the spark produces a flame then a microamp signal is monitored between the flame probe and ground which in turn will keep the burner on The Heat On or Off Pin 4 ofthe Phase 5 microprocessor controller computer cycles the heat unless there is a fault at a safety sensor At the end of a cycle the air jet turns on to clean off the impellor fan and blower which turns on Contact Relay 4 thereby signaling an input to the PLC Programmable Logic Controller that the cycle is complete which then turns on a PLC output relay to turn on the END OF CYCLE E O C light 85 b PLC Programmable Logic Controller 1 The PLC Programmable Logic Controller can consist of one 1 or two 2 modules a main module and in some cases an expansion module is used for additional inputs and outputs a The main PLC Programmable Logic Controller module has eight 8 input relays which are labeled 0 through 7 and six 6 output relays labeled 200 through 205 1 Input Relays 2 Input relays 0 1 2 and 3 are
99. r to a drying cycle the blower circuit will not be activated 28 Direct Spark Y Ignition Control pe WARNING sconnect Power Before Servicin REPAIRABLE Explosio erious Injury May Result Zl ti MANZ443 24 VAC Direct Spark Ignition DSI Module y IGNITOR FLAME PROBE ASSEMBLY N DSI IGNITOR FLAME PROBE GH VOLAGE CONNECTOR WO y HIGH VOLTAGE LEAD UM MAN3485 Ignitor Flame Probe Assembly MAN3484 330 F Thermostat Sail Switch Verification Assembly e The Tumbler Hi Limit Switch is a thermostat type switch located above the Lint Basket Its function is to discontinue heat flame N a LA E N in the event of an over temperature situation above 225 F MAN3484 225 F Thermostat f The gas valve used in the dryer is of the redundant type which means that the gas valve is actually two 2 gas valves in one one in series with the other This is a safety feature which provides protection against gas flow in the event that one of the valves does not seat properly The valve also regulates the incoming gas pressure NOTE THE DSI GAS VALVES ARE NOT FIELD REPAIRABLE g Normal Operation of the Direct Spark Ignition DSI System refer to the illustration on page 29 Redundant Gas Valve 1 The DSI Direct Spark Ignition System consists of a microprocessor based control module along
100. re reaches 220 F 104 C the Phase 5 microprocessor computer will shut down and the L E D light emitting diode will display Hot To restart a cycle the CLEAR STOP button must first be pressed TEMPERATURE SENSOR F a C 32 5 TEMPERATURE SENSOR CURRENT A UEM ee MICROAMPS HA o op 1 000 000 C 9 F 32 84 2 The Rotational Sensor is a magnetic proximity switch that is mounted on the side of the right hand 11 inch drive wheels There is a magnet mounted to the side of the wheel hub After each rotation of the wheel the magnet passes by the proximity switch causing the contacts to close and pulse the Phase 5 microprocessor controller computer Whenever the magnet is over the proximity switch there should be contact closure 3 There is an auxiliary keypad touchpad input to the Phase 5 microprocessor controller computer A short between Pin 1 to Pin 5 of the 6 pin connector is like a CLEAR STOP function on the keypad touchpad The PLC Programmable Logic Controller will trigger a clear stop whenever the dryer is in an unsafe operating mode then disable the dryer s Phase 5 microprocessor computer from running a drying cycle a b Other functions of the 6 pin connector are as follows 1 A connection of Pin 1 to Pin 2 will run A Cycle 2 A connection of Pin 1 to Pin 3 will run B Cycle 3 A connection of Pin 1 to Pin 6 will run C Cycle When a drying
101. rear of the reducer 2 After oil is completely drained replace the drain plug 3 Remove the vent plug and pour in 1 4 liters of Mobil Oil DTE HH5G 1 8 0 viscosity grade 460 SAE 90 or equivalent OIL LEVEL PLUG C ADJUSTMENTS 7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER Inspect bolts nuts screws bearing set screws nonpermanent gas connections i e unions shut off valves orifices and grounding connections Fan impellor V belts along with the motor and drive belts should be examined and replaced if necessary Tighten loose V belts when necessary Complete operational check of controls and valves Complete operational check of ALL safety devices i e door switches lint drawer switch sail switch burner and hi limit thermostats 21 SECTION III SPECIFICATIONS and DIMENSIONS A SPECIFICATIONS Gas and Steam Models MAXIMUM CAPACITY DRY WEIGHT 410 lbs 186 4 kg MINIMUM CAPACITY DRY WEIGHT 250 lbs 113 65 kg BASKET TUMBLER DIAMETER 174 6 cm BASKET TUMBLER DEPTH 168 6 cm BASKET TUMBLER VOLUME 143 cu ft 4 05 cu m DRIVE MOTOR 7 1 2 HP 5 6 kw BLOWER MOTOR GAS STEAM 18 7 kw Door OPENING 40 Wipe x 50 HicH 101 6 cm x 127 cm Door SILL HEIGHT LEVEL 39 3 4 101 cm COMPRESSED AIR 5 63 kg cu m COMPRESSED AIR CONNECTION 3 8 F P T 953 cm VOLTAGE AVAILABLE HEAT INPUT 208 460v 39 3 4w 50 60 Hz 1 600 000 btu hr 403 200 kcal hr Gas VOLTAGE AVAILABLE APPRO
102. remove cord grip cap 8 Remove cord grip 9 Place pivot arm in the 1 o clock position for the front tilt switch and in the 11 o clock position for the rear tilt switch Verify that the body orientation and the head orientation are correct Verify that the tilt switch arm is not in the vertical position or damage will result 93 j 10 Holding the tilt arm tighten up snug up on the nut 11 Hold pivot point with a screwdriver and tighten the nut 12 Replace base panel 13 Reestablish power to the dryer Tilt Switch Adjustment 1 Discontinue electrical service to the dryer 2 Remove the base panel from the left hand side of the dryer 3 To adjust the pivot arm hold the arm and with a 10 metric wrench and loosen the nut 4 Place pivot arm in the one o clock position for the front tilt switch and in the 11 o clock position for the rear tilt switch Verify that the tilt switch arm is not in the vertical position or damage will result 5 Holding the tilt arm tighten up snug up on the nut 6 Hold pivot point with a screwdriver and tighten the nut N 7 Replace base panel 8 Reestablish electrical service to the dryer NS 94 L TUMBLER Basket SYSTEM 1 Tumbler Drive System The tumbler basket is supported and driven by four 4 11 inch diameter drive wheel assemblies Two 2 of these wheels are attached to a 2 inch diameter idler shaft while the other four 4 are atta
103. removed in Step 2 If there was an expansion module along side the main module carefully reconnect the ribbon cable 6 Reestablish electrical service to the dryer c Relay Replacement 1 Discontinue electrical service to the dryer 2 Remove hold down spring 3 Remove relay from relay socket 4 To install new relay reverse above procedure d Phase 5 Microprocessor Controller computer Replacement 1 Discontinue electrical service to the dryer 2 Carefully unplug the 15 pin connector the 6 pin connector and the keypad touchpad connector 3 Disconnect the GRD connector and the air jet spade connector Disconnect optional Battery backup if applicable 4 Loosen and remove the two 2 screws securing the Phase 5 microprocessor computer and then remove the computer from the door 5 To install new Phase 5 microprocessor computer reverse above procedure 91 e Keypad touchpad Replacement 1 Discontinue electrical service to the dryer 2 Peel existing keypad touchpad from the door 3 Remove as much of the remaining adhesive from the removed keypad touchpad as possible 4 Install and adhere new keypad touchpad 5 Reestablish electrical service to the dryer f Switch Replacement 1 Discontinue electrical service to the dryer 2 Mark and identify the wires that will be removed for proper reinstallation 3 Remove wires 4 To remove a contact block loosen and remove the mounting screw Contact Bloc
104. rocessor controller computer b Failed keyboard touchpad label assembly Dryer stops during a cycle microprocessor controller computer buzzer tone sounds for five 5 seconds L E D light emitting diode display reads dSFL for approximately thirty 30 seconds and then returns to FILL 1 Loose connection somewhere between the microprocessor controller computer and the micro processor temperature sensor Dryer stops during a cycle microprocessor controller computer buzzer tone sounds for a few seconds and then microprocessor controller computer L E D light emitting diode returns to FILL 1 Loose connection somewhere in the main power circuit to the microprocessor controller computer 108 Q Microprocessor controller computer L E D light emitting diode display reads SEFL 1 Rotational sensor circuit failure fault somewhere in the tumbler basket rotation or circuit a Tumbler basket not rotating 1 Broken tumbler basket drive belts 2 Failure in drive motor circuit b Bad rotation sensor c Broken wire or connection between rotation sensor and microprocessor controller computer d Failure in rotational sensor circuit or magnet missing or gap to large R Microprocessor controller computer L E D light emitting diode reads Hot 1 Possible overheating condition microprocessor controller computer has sensed a temperature which
105. rom the step down transformer is applied to the TH and GND terminals of the DSI Direct Spark Ignition module The DSI module L E D light emitting diode indicator will light red for up to approximately 1 5 seconds prepurge then the L E D indicator will light green the gas valve will be energized and the spark burst will be evident on for approximately 8 seconds at the tip of the electrode flame probe assembly Flame should now be established and confirmed If a flame is not sensed and confirmed by the ignitor and flame probe sensor after the approximate 8 second spark burst the DSI module will go into the LOCK OUT mode and the L E D will light red continuously THERE ARE NO RETRIES Ifa fault is sensed the HEATER FAULT indicator and the End of Cycle indicator will begin to flash at arate of one 1 flash per second Both indicators will flash until the HEATER FAULT reset push button has been reset pressed To reset the dryer when a HEATER FAULT occurs press the amber HEATER FAULT reset push button Ifa flame has been established and confirmed and then lost the DSI Direct Spark Ignition module L E D light emitting diode indicator will continue to light green and immediately a spark will be evident on for approximately 8 seconds The flame should now be established and confirmed If a flame is not sensed and confirmed by the ignitor and flame probe sensor after the approximate 8 second spark burst
106. rough the hot steam coil and then through the basket tumbler When the temperature set point has been reached the 24 volt signal is removed from the solenoid valve so that the solenoid valve blocks the air supply to the piston and air in the piston is bled to the atmosphere The spring in the piston now retracts the piston rod closing the steam damper The steam damper plate now covers the steam coil and allows room air to bypass the coil before entering the basket tumbler for a rapid cool down The steam damper plate should open and close slowly and smoothly The speed can be modulated by adjusting the needle valve knob Turning the knob clockwise CW restricts the compressed air flow and slows the steam damper movement Counterclockwise CCW adjustment speeds up the steam damper motion Upon completion of the adjustment tighten the needle valve s locking nut epe A Z p RAN 46 3 Steam Damper Actuator System Service and Replacement a Steam Damper Cylinder or Piston Replacement 1 Disconnect compressed air supply from the dryer 2 Disconnect tubing from the piston 3 Remove the spring clip from clevis pin then slide out the clevis pin 4 Remove the steam damper cylinder piston 5 To install new steam damper cylinder piston reverse above procedure b Steam Solenoid Valve Replacement 1 Disconnect compressed air supply from the dryer 2 Discontinue electrical
107. rvice to the dryer e Fan impellor Shaft Replacement The procedure to replace the Fan Shaft is the same procedure used to replace the Shrouded Pillow Block Bearing refer to previous pages page 67 and page 68 3 Blower squirrel cage fan Electrical Components a Blower squirrel cage fan Controls and Overloads 1 Thermal Magnetic Starter TMS The thermal magnetic starter is used as a safety device to protect the motor from starting in a locked rotor condition The overload has a dial setting on the face of the device To set the overload refer to your specific electrical diagrams The overload is specifically designed for motor applications It has a current curve built into it so the initial high current draw by the motor will not trip the overload On the face of the overload there are two 2 push buttons START Black or Tan 1 and STOP Red 0 the overload has to be in the START mode for the motor to run a Thermal Magnetic Starter TMS Replacement 1 Discontinue electrical service to the dryer 2 Mark L1 L2 L3 and T1 T2 T3 on the wires to the to the TMS for correct replacement 3 Set the amp rating on the TMS according to the manufacturers electrical schematic on the new thermal magnetic starter 4 To remove the thermal magnetic starter pull the tab on the bottom and lift upward 5 To install new thermal magnetic starter reverse above procedure 2 Auxiliary Contact
108. s should be checked and confirmed according to the foil data label provided with the individual dryer Any damage done to dryer components due to improper voltage connections will automatically VOID THE WARRANTY IMPORTANT The ADC Service Department must be contacted prior to any wiring change or conversion because depending on the change or conversion required some parts may have to be added deleted or changed When contacting the ADC Service Department they must be given the correct model number s and serial number s for the dryer s NOTE Any wiring changes or conversions should be accomplished by a QUALIFIED ELECTRICAL TECHNICIAN 42 C NATURAL GAS and L P Liquid Propane GAS CONVERSION INSTRUCTIONS IMPORTANT CONVERSION MUST BE PERFORMED BY COMPETENT TECHNICIANS IN ACCORDANCE WITH LOCAL and STATE CODES NOTE Converting the dryer to L P Gas disables the internal regulator of the gas valve therefore an external regulator must be provided at the source of the L P gas supply L P tank on the dryer The water column W C gas pressure must be regulated to between 10 5 inches and 11 inches for safe and efficient dryer operation Low inconsistent or too high a gas pressure will result in improper operation of the dryers heat and safety circuits POOR EFFICIENCY CAN CREATE A POTENTIAL SAFETY HAZARD 1 Discontinue electrical service to the dryer 2 Close ALL gas shut off valves in the dryers gas supply line T
109. service to the dryer 3 Disconnect wires in junction box 4 Remove tubing from the inlet side of the valve 5 Remove the valve from the bracket 6 Unscrew the valve from the outlet side 7 To install new steam solenoid valve reverse above procedure c Needle Valve Replacement 1 Disconnect compressed air supply from the dryer 2 Remove tubing from the valve 3 Unscrew needle valve from the solenoid valve 4 To install new needle valve reverse above procedure 47 d Steam Coil Replacement 1 Discontinue electrical service to the dryer 2 Disconnect compressed air supply from the dryer 3 Shut off ALL steam supply lines and steam return valves that feed the steam coil 4 Wait a sufficient amount of time until ALL of the steam lines and the steam coil is cool 5 Open 1 2 plug on the return line to bleed off any residual steam pressure CAUTION MAKE CERTAIN THAT THE ENTIRE STEAM SYSTEM coil lines valves etc ARE COOLED TO AVOID HOT STEAM ESCAPING and TO AVOID PERSONAL INJURY CUT AWAY VIEW OF STEAM COIL ASSEMBL Y 6 Remove steam coil damper cylinder piston 7 Remove the steam coil damper by unbolting from its hinges 8 Disconnect steam supply lines and steam return lines at the unions 9 Remove the remaining piping from the steam coil 10 Remove ALL of the panels surrounding the steam coil 11 Unbolt the steam coil and remove WARNING THE STEAM COIL IS HEAVY A crane may be needed t
110. t Drive motor or blower fan and impellor motor thermal overload reset has tripped 2 Failed 24 VAC step down transformer 3 Master control relay MCR not engaged 4 Blown 24 VAC control circuit fuse fuse 3 F3 107 Microprocessor controller computer L E D display reads door and the microprocessor controller computer DOOR L E D light emitting diode indicator is on 1 Failed microprocessor controller computer Microprocessor controller computer will not accept any keyboard touchpad entries i e L E D light emitting diode display reads FILL and when keyboard touchpad entries are selected the L E D light emitting diode display continues to read FILL 1 Dryer is not in level position 2 Broken connection between level switches 3 Level switches need to be adjusted 4 Failed keyboard touchpad label assembly 5 Failed microprocessor controller computer Microprocessor controller computer will only accept certain keyboard touchpad entries 1 Failed keyboard touchpad label assembly 2 Failed microprocessor controller computer Microprocessor controller computer locks up and L E D light emitting diode display reads erroneous messages or only partial segments 1 Transient power voltage spikes disconnect the electrical power to the dryer wait one 1 minute and reestablish power to the dryer If problem is evident a Failed microp
111. t hand jam nuts and the washer Remove the blower squirrel cage fan and the key Remove the four 4 bolts securing the shrouded pillow block bearing Remove the squirrel cage fan shaft assembly from the squirrel cage fan shaft bearing mount assembly a Remove the pillow block on the squirrel cage fan side of the fan shaft by loosening the set screws on the pillow block bearing To remove the pillow block bearing on the pulley side of the fan shaft the pulley must be removed first a Remove the bolts from the bushing b Insert bolts into the threaded holes c Mark the inside of the motor shaft before removing the bushing 67 d Loosen the set screws on the bushing e Remove the bushing and the pulley 11 Remove the shrouded pillow block bearing by removing the set screw 12 Replace the shrouded pillow block bearing on to the fan shaft a Secure the fan blower shaft bearing mount assembly b Tighten and secure the set screws in the shrouded pillow block bearing 13 Reinstall the bushing and the pulley a Line up the bushing to the mark on the motor shaft and tighten and secure the set screw b Reinstall the bolts into the original holes and tighten evenly for correct pulley installation 14 Reposition the blower squirrel cage fan motor to its original position a Tighten hand tight only the bolts into the motor and the motor base b Slide the blower squirrel cage fan motor forward Align t
112. tector E Impellor fan motor is not operating does not start Microprocessor controller computer MTR relay output indicator is on 1 Blown blower impellor and fan motor fuses or overloads 2 Failed blower impellor and fan motor contactor relay 3 Failed blower fan and impellor motor 4 Sail switch verification circuit not in open position prior to the start of the drying cycle Microprocessor controller computer MTR relay output indicator is off 1 Failed microprocessor controller computer F Blower fan and impellor motor operates okay for a few minutes and then either repeatedly or occasionally trips the overload protector 1 Motor is overheating a Motor air vents clogged with lint b Low voltage to motor c Failed motor d Tumbler basket is binding check for an obstruction e Failed gear reducer or tumbler bearing f V belts are too tight h Motor is running at incorrect voltage 2 Failed overload protector G Both drive motor and blower fan and impellor motor are not operating microprocessor controller computer L E D light emitting diode motor indicator dots and the MTR relay output and forward FWD or reverse REV L E D indicators are on 1 Blown drive motor and blower fan and impellor motor fuses or overloads 2 Failed motors both blower fan and impellor motor and drive motor 106 H Both drive motor and blower fan and
113. the DSI module will go into the LOCK OUT mode and the L E D will light red continuously THERE ARE NO RETRIES NOTE Ifa fault is sensed the HEATER FAULT indicator and the End of Cycle indicator will begin to flash at a rate of one 1 flash per second Both indicators will flash until the HEATER FAULT reset push button has been reset pressed To reset the dryer when a HEATER FAULT occurs press the amber HEATER FAULT reset push button 38 a System Diagnosis 1 WARNING Test ALL connections for leaks by brushing on a a b c Gas Pressure A gas pressure test should be taken at the gas valve pressure tap provided on every gas valve to assure that the water column pressure rar m W C pressure is correct and consistent ff There are two 2 types of devices commonly used to measure NEN PA water column W C pressure They are the spring and i NAV mechanical type gauge and the water column test gauge e manometers The use of the spring and mechanical type ke gauges IS NOT RECOMMENDED because they are not e always accurate The preferred type of gauge is the n 4 manometer because it is a simple device to use and is highly O accurate A manometer is simply a glass or transparent plastic tube with a scale graduated in inches When it is filled with water and pressure is applied the water in the inner tube lowers showing the exact water column in W C pressure in inches OUTER TUBE K
114. thod should not be dried in it WARNING Dry only water washed fabrics DO NOT dry articles spotted or washed in dry cleaning solvents a combustible detergent or all purpose cleaner EXPLOSION COULD RESULT WARNING DO NOT dry rags or articles coated or contaminated with gasoline kerosene oil paint or wax EXPLOSION COULD RESULT 16 WARNING DO NOT dry mop heads Contamination by wax or flammable solvent will create a fire hazard WARNING DO NOT use heat for drying articles that contain plastic foam sponge rubber or similarly textured rubberlike materials Drying in a heated basket tumbler may damage plastics or rubber and also may be a fire hazard 7 A program should be established for the inspection and cleaning of lint in the burner area exhaust duct work and area around the back of the dryer The frequency of inspection and cleaning can best be determined from experience at each location WARNING The collection of lint in the burner area and exhaust duct work can create a potential fire hazard 8 For personal safety the dryer must be electrically grounded in accordance with local codes and or the NATIONAL ELECTRIC CODE ANSI NFPA NO 70 LATEST EDITION NOTE Failure to do so will VOID THE WARRANTY 9 UNDER NO CIRCUMSTANCES should the dryer door switches lint drawer switch or heat safety circuit ever be disabled WARNING PERSONAL INJURY or FIRE COULD RESULT 10 This dryer is not to be used in
115. trical System Ladder Diagram INPUT POWER GND L1 L2 L3 4 AWG acs me VOLTS Hz AMPS 208 60 Hz 43 77 L1 L2 L3 POWER DISTRIBUTION BLOCK FAN MOTOR THERMAL MAGNE TIC OVERLOAD RELAY 17 Sel n T L1 T1 L1 I 2 Tel 72 L2 72 2 L3 eleln 73 Ls 73 L3 pews REANG tH B u AUX CONTACT DRUM MOTOR CONTACTOR DRUM MOTOR Y QVERLOAD RELAY nd Lt Ti L1 eel 7 7 zd Lz 72 ul BRUM Ne DRUM tz m MO SA L3 13 E 13 1 5 121 22 12 AWG AUX CONTACT 18 18 AMP Sono ow Son eLow REVERSING CONTACTOR T OR D OR 7 AMP 7 AMP Tae T BL DRUM THERMAL L1 Ti FASIOLO ARA OVERLOAD SETTINGS VOLTS Hz AMPS Ez 12 TO SPRINKLER L 208 60 Y La 73 N C CIRCUIT PANEL M 44 E 2z d ing SPRINKLER 21 22 n AUX CONTACT A d vac 33 43 21 1 NC LTO SPRINKLER a CIRCUIT PANEL ee NOTE TO SPRINKLER THIS RELAY IS CONTROLED BY THE SPRINKLER CIRCUIT CIRCUIT PANEL EJu IF SPRINKLER ACTIVATES THIS RELAY WILL TURN OFF PHASE V Rien E i _ U 7 L3 b2 1 ue TO SPRINKLER CIRCUIT PANEL F4 WA eros SLO BLO CRO PLC f 3 PROCESSOR MA
116. ts to clear the gas supply piping of air GAS PRESSURE The natural gas pressure supplied to the dryer must be between 6 inches and 12 inches of W C water column pressure If the supply pressure is above 12 inches water column than an external regulator must be installed to reduce the gas supply pressure to between 6 inches and 12 inches of water column 11 Once the flame has been established in both burner boxes the natural gas outlet manifold pressure measured at each gas valve pressure tap must be 3 1 2 inches W C water column pressure Connect a water tube manometer to the 1 8 F P T gas pressure tap on the downstream side of each gas valve There is a pressure regulator in both gas valves so the manifold pressure can be adjusted to 3 1 2 water column W C Unscrew the slotted regulator cover which is located on the top of each gas valve and turn the regulator adjustment screw located underneath the cover clockwise CW to increase manifold pressure and counterclockwise CCW to decrease manifold pressure MAN2633 O2 The L P liquid propane gas pressure measured at each gas valve pressure tap must be 11 inches water column W C pressure when the flame is established in both burner boxes There is no means to adjust this pressure supplied with the dryer so the downstream L P pressure regulator must be adjusted to provide the 11 inch water column W C outlet manifold pressure Connect a water tube m
117. urn the gas cock dial to the off position on the gas valve 3 Disconnect the gas valve wiring Be sure to identify the correct location of each wire for correct reinstallation 4 Disconnect union connection in the gas supply line IMPORTANT Pipe joint compounds that resist the action of natural gas and L P gas must be used 5 Loosen and remove the screws from the brackets holding the gas valve manifold assembly to the burner box 6 Remove the gas valve and manifold assembly from the dryer 7 Unscrew the main burner orifices and replace them with the L P orifices provided NOTE Use extreme care when handling removing or replacing orifices THESE ORIFICES ARE MADE OF BRASS and CAN BE EASILY DAMAGED 8 Remove the two 2 screws on the gas valve regulator Remove the regulator and the gasket 9 Install the new gasket and L P regulator Replace the two 2 screws NOTE USE ONLY NEW PARTS PROVIDED 10 Place the L P conversion labels on the gas valve 43 11 Reverse the procedure for reinstalling the gas valve manifold assembly to the dryer 12 Open ALL gas shut off valves closed in Step 2 13 Reestablish electrical service to the dryer a Test ALL connections for leaks IMPORTANT Test ALL connections for leaks by brushing on a soapy water solution liquid detergent works well 14 Operate the dryer through one 1 complete drying cycle to insure proper operation 44 D STEAM COI
118. ut down by the DSI Direct Spark Ignition module due to lack of flame verification This condition occurs only after ignition is evident but is lost The DSI system will immediately attempt to relight the burner d RECYCLE flame has been sensed but lost Initiate a new sequence THERE ARE NO RETRIES 2 Troubleshooting and System Basic Diagnosis a Preliminary Steps The following steps must be preformed to minimize the time required to isolate cause of fault 1 DSI Direct Spark Ignition module L E D light emitting diode indicator light is off no red or green light a Check for voltage approximately 24 VAC across the pel HORE DSI model terminals TH and GND 0 og E If voltage approximately 24 VAC is evident then there isa malfunction within the DSI module itself and it must duis de E be replaced s Ifthere is no voltage present then problem is not the DSI module or the ignition system the problem elsewhere in the dryer 1 e dryers heat circuit sail switch hi limit circuits etc MAN0677 7 VOLT METER 2 DSI Direct Spark Ignition module L E D light emitting diode indicator lights red for approximately 1 5 seconds prepurge This indicates that ALL the controls including ALL the safety circuits are functioning and power is being supplied to the DSI module 3 DSI Direct Spark Ignition module L E D light emitting diode indicator lights green This indicates a
119. ween the lint drawer switch and the lint drawer closed relay 4 Defective pneumatic valve SECTION VII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1 Microprocessor computer Board a Upon completing installation of the replacement microprocessor computer board reestablish power to the dryer b Start the drying cycle c Verify that the motor and the heat indicator dots in the microprocessor computer L E D display are on Refer to the illustration below MAN2162 Dp NIKE COIN XUFL VUNDUIN CUITNA IKE VEROIN d Verify that the motor heat and door indicator lights on the back side of the microprocessor computer board are lit Refer to the illustration below X0 DATE S S 2 bs i OU QU AIO x S 1 alia eges Coo lez 0 4 1 C T VUUR LEL x UD oe 2 LS Bl ad e e9 el se se e e gt ae t WP occa x 112 e Open main door The dryer must stop and ALL indicator lights on the back side of the micro processor computer board must go out Refer to illustration on previous page page 113 f Try to restart the dryer with the main door open g The microprocessor computer board s L E D display must read DOOR h Close the main door and restart the dryer i Functional check
120. y exhausted so that the doors can be opened manually 1 Ina2 Door application there are two 2 additional cable cylinders a 4 way valve added for the operation of the rear doors 73 3 Door Component Replacement and Removal a Manual Door Replacement or Removal 1 4 20 X V2 Pp MAN4245 TS 4 620 X 3 4 BOLT 1 Discontinue electrical service to the dryer 2 Remove the two 2 1 4 20 x 1 2 bolts from each side ofthe middle guard and then remove the guard a For dryers manufactured as of November 1 1995 loosen the jam nut and screw down the trolley adjustment bolts b For dryers manufactured prior to November 1 1995 remove the two 2 trolley adjustment plates 3 Lift the door s off of the track s and remove 4 To install new manual door s or to reinstall manual door s reverse above procedure 74 TROLLEY BOLT AS OF 11 1 95 TROLLEY BOLT AS OF 11 1 95 FELT DOOR TROLLEY ADJUSTMENT PLATE PRIOR TO 11 1 95 DOOR TROLLEY ADJUSTMENT PLATE PRIOR TO 11 1 95 SS SEALED WHEELS A y STATIONARY e Pd BUSHING s SILICONE cen PE FELT le MAGNET r r LOWED DOOR SLIDE ZA MAN3279 ud 75 b Pneumatic Automatic Door Replacement or Removal D 2 3 4 3 6 7 Discontinue electrical service to the dryer Remove

ADC AD-410 Clothes Dryer User Manual

Contents

Download Pdf Manuals

Related Search

Related Contents