Maytag MLG32PDA User's Manual
Contents
1. VIEW FRONT VIEW 78 1 4 19876 cm 52 ae 132 08 cm S MLG32PDA Maximum Capacity dry weight Basket Tumbler Diameter Basket Tumbler Depth Basket Tumbler Volume per Basket Basket Tumbler Motor 2 Places Door Opening Diameter 2 Places Airflow per Basket Heat Input Total for Both Baskets Gas Inlet Size Exhaust Duct Outlet Approximate Weight uncrated Approximate Weight crated Electric Requirements per Tumbler 30 Ibs 27 1 4 10 1 cu ft o SECTION III INSTALLATION PROCEDURES Installation should be performed by competent technicians in accordance with local and state codes In the absence of these codes the 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 or in Canada the installation must conform to applicable Canadian Standards CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LATEST EDITION for General Installation and Gas Plumbing and or Canadian Electrical Codes Parts 1 amp 2 CSA C22 1 1990 or LATEST EDITION for Electrical Connections A UNPACKING SETTING UP Remove protective shipping material 1 e plastic wrap and or optional shipping box from dryer NOTE The access keys for the service doors are included in the information packet shipped in the ba2. MLG32PDA 30 Ib Stacked Model Installation Operator s Manual WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion or to prevent property damage personal injury or death Do not store or use gasoline or other flammable vapor and liquids in the vicinity of this or any other appliance WHAT DO YOU DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Clear the room building or area of all occupants Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier MAYTAG RETAIN THESE INSTRUCTIONS IN A SAFE PLACE For FUTURE REFERENCE 12 29 97GS tf ADC Part No 113030 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 properly licensed 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 WARNING UNDER NO CIRCUMSTANC
3. Maximum proportional duct work runs cannot exceed 20 feet more than the original limitations of 20 feet with two 2 elbows When the duct work approaches the maximum limits as noted in this manual a professional HVAC firm should be consulted for proper venting information IMPORTANT Exhaust back pressure measured by a manometer at each basket tumbler exhaust duct area should not exceed 0 3 inches W C water column The duct work should be smooth inside with no projections from sheet metal screws or other obstructions which will collect lint When adding ducts the duct to be added should overlap the duct to which it is to be connected ALL duct work joints must be taped to prevent moisture and lint from escaping into the building Also inspection doors should be installed at strategic points in the exhaust duct work for periodic inspection and cleaning NOTE Where the exhaust passes through a wall ceiling or roof made of combustible materials the opening must be 2 inches larger all the way around than the duct The duct must be centered within this opening To protect the outside end of the horizontal duct work from the weather a 90 elbow bent downward should be installed where the exhaust exits the building If the exhaust duct work travels vertically up through the roof it should be protected from the weather by using a 180 turn to point the opening downward In either case allow at least twice the diameter of the du
4. outdoors with as few turns as possible When single dryer venting is used the duct work from the dryer to the outside exhaust outlet should not exceed twenty 20 feet In the case of multiple common dryer venting the distance from the last dryer to the outside exhaust outlet should not exceed twenty 20 feet The shape of the exhaust duct work is not critical so long as the minimum cross sectional area is provided 1 SINGLE DRYER VENTING Where possible it is suggested to provide a separate exhaust duct for each dryer The exhaust duct work should be laid out in such a way that the duct work travels as directly as possible to the outdoors with as few turns as possible It is suggested that the use of 90 turns in ducting be avoided use 30 or 45 angles instead The shape of the exhaust duct work is not critical so long as the minimum cross sectional area is provided IMPORTANT Exhaust back pressure measured by a manometer at each basket exhaust duct area should not exceed 0 3 inches of water column It is suggested that the duct work from each dryer not exceed 20 feet with no more than two 2 elbows If the duct work exceeds 20 feet or has numerous elbows the cross sectional area of the duct work must be increased in proportion to length or number of elbows in it IMPORTANT For extended duct work runs the cross sectional area of the duct work can only be increased to an extent Maximum proportional duct work runs cannot excee
5. CABD S ant ted b oet loe e 25 d een Cin tah E M uu ova icta hU uhi 27 SECTION VII ROUTINE MAINTENANCE 28 CLEANING iet tosh saya ousted Dundee 28 ADJUSTMENTS rt 30 C LUBRICATION Deom 30 SECTION I IMPORTANT INFORMATION A RECEIVING and HANDLING The dryer is shipped in a protective stretch wrap cover with protective cardboard corners and top cover or optional box as a means of preventing damage in transit Upon delivery the dryer and or packaging and wooden skid should be visually inspected for shipping damage If any damage whatsoever is noticed inspect further before delivering carrier leaves Dryers Damaged in Shipment 1 ALL dryers should be inspected upon receipt and before they are signed for 2 If there is suspected damage or actual damage the trucker s receipt should be so noted 3 If the dryer is damaged beyond repair it should be refused Those dryers which were not damaged in a damaged shipment should be accepted but the number received and the number refused must be noted on the receipt 4 If you determine that the dryer was damaged after the trucker has left your location you should call the delivering carrier s freight terminal immediately and file a claim The freight company considers this concealed damage This type of freight claim is very difficult to get paid
6. Requirements in Section E CLEARANCES SHOWN ARE MINIMUM DIMENSIONS TO NEAREST COMBUSTIBLE MATERIALS SEE NOTE A HHH SEE NOTE MAN3694 NOTES A MINIMUM OF 12 CLEARANCE 15 ACCEPTABLE FOR EASE OF INSTALLATION AND SERVICE POWER CONNECTIONS AT LEAST 18 IS RECOMMENDED B MINIMUM OF 12 CLEARANCE IS ACCEPTABLE FOR EASE OF INSTALLATION MAINTANCE AND SERVICE AT LEAST 24 IS RECOMMENDED IMPORTANT Dryer should be located where a minimum amount of exhaust duct will be necessary C DRYER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of twelve 12 inches 18 inches or more is recommended for ease of installation maintenance and service above the dryer outer top except along the front of the dryer which may be closed in if desired NOTE Even though a minimum of 12 inches above the dryer outer top is acceptable a clearance of 18 inches or more is suggested for ease of installation and service electrical power connections NOTE When fire sprinkler systems are located above the dryers a minimum of 12 inches above the dryer outer top is required NOTE Allowances must be made for opening the control door Dryers may be positioned side wall to side wall However allowances must be made for opening and closing of the control door and the li
7. codes In the absence of such codes ALL electrical connections materials and workmanship must conform to the applicable requirements of the National Electric Code ANSI NFPA NO 70 LATEST EDITION or in CANADA the Canadian Electrical Codes Parts 1 amp 2 CSA C22 1 1990 or 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 NOTE Component failure due to improper installation will VOID THE WARRANTY A separate circuit serving each dryer must be provided The dryer must be connected to copper wire ONLY DO NOT use aluminum wire which could cause a fire hazard NOTE The use of aluminum wire will VOID THE WARRANTY 2 Grounding A ground earth connection must be provided and installed in accordance with state and local codes In the absence of these codes grounding must conform to applicable requirements of the National Electric Code ANSI NFPA NO 70 LATEST EDITION or in CANADA the Canadian Electrical Codes Parts 1 amp 2 CSA C22 1 1990 or LATEST EDITION The ground connection may be to a proven earth ground at the location service panel For added personal safety when possible it is suggested that a separate ground wire per local codes be connected from the ground connection of the dryer to a grounded cold water pipe DO NOT ground to a gas pipe or hot water pipe The grounded cold water pipe must
8. have metal to metal connection all the way to electrical ground If there are any nonmetallic interruptions such as a meter pump plastic rubber or other insulating connectors they must be jumped with no 4 copper wire and securely clamped to bare metal at both ends IMPORTANT For personal safety and proper operation the dryer must be grounded 16 3 Electrical Connections A wire diagram is located on the inside of the control service box for connection data a Single Phase 10 Hookup The electrical connections on ALL single phase 10 dryers are made into the junction box located at the upper rear of the dryer A separate circuit serving each dryer tumbler must be provided L1 amp L2 BOTTOM 11412 TOP STRAN RELEF MAN3688 Black White 4 Positive Neutral 17 Providing local codes permit power to the dryer can be made by use of a flexible U L listed power cord pigtail wire size must conform to the rating of the dryer or the dryer can be hard wired directly to the service breaker panel In both cases a strain relief must be installed where the wiring enters the dryer 11812 11812 0 GROUND STRAIN RELIEF MAN3686 ELECTRIC SERVICE SPECIFICATIONS per Tumbler A seperate circuit breaker must be provi
9. the door is closed or open NOTE The dryer can be stopped at any time by opening the main door To restart dryer shut the main door and press desired fabric setting 4 Open main door to stop the dryer and change to a different fabric setting Repeat this procedure until ALL fabric selections have been tested This will also confirm that setting key circuits and door switch circuits are functioning properly 5 Repeat above procedure for the other basket tumbler 2 Heat Circuit Operational Test a When a gas dryer is first started during initial start up it has a tendency not to ignite on the first ignition attempt This is because the gas supply piping is filled with air so it may take a few minutes for the air to be purged from the lines NOTE During the purging period check to be sure that ALL gas shut off valves are open NOTE Gas dryers are equipped with a Hot Surface Ignition HSI system which has internal diagnostics If ignition is not established after the first attempt the heat circuit in the DSI module will lock out until it is manually reset To reset the DSI system open and close the main door and restart the dryer b Once ignition is established a gas pressure test should be taken at the gas valve pressure tap of each dryer to assure that the water column pressure is correct and consistent NOTE Water column pressure requirements measured at the pressure tap of the gas valve body 4 0 Inche
10. CANADA the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LATEST EDITION 1 The dryer must be installed on a sound level floor capable of supporting its weight It is recommended that carpeting be removed from the floor area that the dryer is to rest on 2 The dryer must not be installed or stored in an area where it will be exposed to water and or weather 3 The dryer is for use in noncombustible locations 4 Provisions for adequate air supply must be provided as noted in this manual refer to Fresh Air Supply in Section D 5 Clearance provisions must be made from non combustible construction as noted in this manual refer to Dryer Enclosure Requirements in Section C Even though a 12 inch clearance is acceptable it is recommended that the rear of the dryer be positioned approximately 2 feet away from the nearest obstruction 1 wall for ease of installation maintenance and service Refer to the illustration on page 12 6 Provisions must be made for adequate clearances for servicing and for operation as noted in this manual refer to Dryer Enclosure Requirements in Section 7 Dryer must be exhausted to the outdoors in an area where correct exhaust venting can be achieved as noted in this manual refer to Exhaust Requirements in Section 8 Dryer must be located in an area where correct exhaust venting can be achieved as noted in this manual refer to Exhaust
11. EARANCE gz 2 x D CLEARANCE MAN3702 4 ERTICAL HORIZONTAL lt NOTE A OPENING MUST BE TWO 2 INCHES LARGER THAN DUCT ALL THE WAY AROUND THE DUCT MUST BE CENTERED LL THIN THIS OPENING W IMPORTANT DO NOT use screens or caps on the outside opening of exhaust duct work 13 2 MULTIPLE DRYER Common VENTING If it is not feasible to provide separate exhaust ducts for each dryer ducts from individual dryers may be channeled into a common main duct The individual ducts should enter the bottom or side of the main duct at an angle not more than 45 in the direction of the airflow The main duct should be tapered with the diameter increasing before each individual 8 inch duct is added IMPORTANT No more than eight 8 dryers should be connected to one main common duct NOTE Refer to the illustration on page 15 for examples of multiple dryer common venting The main duct may be any shape so long as the minimum cross sectional area is provided The illustration on page 16 shows the minimum cross sectional area for multiple dryer venting These figures must be increased in proportion if the main duct run from the last dryer to where it exhausts to the outdoors is unusually long over 20 feet or has numerous elbows more than two 2 in it IMPORTANT For extended duct work runs the cross section area of the duct work can only be increased to an extent
12. ES 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 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 colors and material and to change or discontinue models Important For your convenience log the following information DATE OF PURCHASE MODEL NO MLG32PDA DISTRIBUTORS NAME Serial Number s For replacement parts contact the distributor from which the dryer was purchased or contact Maytag 403 West Fourth St North Newton Iowa 50208 515 792 7000 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 in a 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 ADJUSTING INSTALLATION or TESTING OF ANY EQUIPMENT per OSHA Occupational Safety and Health Administration STANDARDS CAUTION LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS WIRING ERRORS CAN CAUSE I
13. MPROPER AND DANGER OUS OPERATION VERIFY PROPER OPERATION AFTER SERVICING CAUTION DRYER S SHOULD NEVER BE LEFT UNATTENDED WHILE IN OPERATION WARNING CHILDREN SHOULD NOT BE ALLOWED TO PLAY ON OR NEAR THE DRYER S CHILDREN SHOULD BE SUPERVISED IF NEAR DRYER S IN OPERATION 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 FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPOR AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE DO NOT DRY MOP HEADS IN THE DRYER DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES IMPORTANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and or specified in the installation operator s manual included with the dryer Dryer s must not be installed or stored in an area where it will be exposed to water and or weather The wiring diagram for the dryer is located in the front electrical control box area Table of Contents SECTION I IMPORTANT INFORMATION dvevansendsssscevessdesacbevashianes 3 A RECEIVING and HANDLING 4 Ue al Rate 3 SARE EY PRECAW ione case te de alban ol t el 4 SECTION II 220522005 daa savacesestoacecssusetsesessuovadensseseasanebeces 6 SECTION III INSTALLATION PROCED
14. OMBUSTIBLE MATERIALS GASOLINE and OTHER FLAMMABLE VAPORS and LIQUIDS NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hours per day SUGGESTED CLEANING SCHEDULE DAILY beginning of each work shift Clean lint from basket s tumbler s Inspect lint screen s drawer s for damage and replace if torn WEEKLY Clean lint accumulation from around microprocessor temperature sensor probes and sensor bracket assemblies 28 90 DAYS Remove lint from the motor air vents and surrounding area IMPORTANT Lint accumulation will restrict the airflow over the motor s causing overheating and irreparable motor damage Motor failure due to lint accumulation will VOID THE WARRANTY Remove lint accumulation from around the openings in the dryer s back panels Remove lint from gas valve burner train area with a dusting brush or vacuum cleaner attachment Remove any lint accumulation from the coin acceptor area including the optical switch Inspect and remove lint accumulation in customer furnished exhaust duct work system and from the dryer s internal exhaust ducting WARNING THE ACCUMULATION OF LINT IN THE EXHAUST DUCT WORK CAN CREATE A POTENTIAL FIRE HAZARD WARNING DO NOT OBSTRUCT THE FLOW OF COMBUSTION AIR and VENTILATION AIR Inspect and remove lint accumulation from the dryer s exhaust duct work back draft dampers NOTE A back draft dampe
15. URES nb Vue E Ee 8 AL JBNPACRINGISETPING E 8 Hs GOC ATION OF THE DRYER t ia A LED aet 9 C DRYER ENCLOSURE REQUIREMENTS ettet ttt 10 D FRESH AIR SUPPLY Gaceta usitate Coste Idee S CIE M ETUR 10 EXHAUST BEOUIRBMENES e Deus ina 08 el lela Bl tall eh i 12 eii hee goto e sal 16 G GAS INEOBNPATION ret alata i ao S 19 H PREPARATION FOR OPERATION 0 cn 20 Te PREOPERATIONAL TESISA Sete emet us Pa ui te Li ape a allt aa 22 i SHUEDOWN INSTRUCCIONS 5 24 SECTION IV lt 25 25 A STARTING IME DRYER 22554542222 qti 25 SECTION V SERVICE PARTS INFORMATION ccccsssssssssscccecccesssscscccccececesscscceccceeececees 26 A SE RVACH ol ced ne cosas aaa hu cee chat an we leu miles 26 PARTO iet Fe ea ead a DUI Te RE oat aie 26 SECTION VI WARRANTY INFORMATION pscssccassicdsscecessseisacsireosdssickecoasve lt csvacnesedessvescouaesesadevine 27 A RETURNING WARRANTY
16. and becomes extremely difficult when more than a day or two passes after the freight was delivered It is your responsibility to file freight claims Dryer parts damaged in transit cannot be claimed under warranty 5 Freight claims are the responsibility of the consignee and ALL claims must be filed at the receiving end The manufacturer assumes no responsibility for freight claims or damages IMPORTANT The tumbler section of the dryer must be transported and handled in an upright position at all times B SAFETY PRECAUTIONS WARNING For your safety the information in this manual must be followed to minimize the risk of fire or explosion or to prevent property damage personal injury or loss of life 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 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 g
17. as supplier s instructions f Ifyou 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 this dryer is a very versatile machine there are some articles that due to fabric composition or cleaning method 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 WARNING DO NOT dry mop heads Contamination by wax or flammable solvents will create a fire hazard WARNING DO NOT use heat for drying articles that contain plastic foam sponge rubber or similarly textured rubber like 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 heating unit area exhaust duct work and inside 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 groun
18. ct between the duct opening and nearest obstruction 14 MULTIPLE DRYER VENTING WITH AN 8 DIAMETER EXHAUST CONNECTIONS AT COMMON DUCT DRYERS 8 7 6 2 4 3 2 1 MINIMUM CROSS SECTION AREA SOIN 390 380 315 315 255 200 155 80 MINIMUM ROUND VERTICAL SHOULD NOT EXCEED 20 DIA NOTE Z x DIA M HORIZONT AL INSPECTION y DOORS ROIR 0 INDIVIDUAL TUMBLERS r DIA TUMBLER EXHAUST MUST ENTER MAIN Lum WALL EXHAUST DUCT AT A 45 ANGLE 2 x D CLEARANCE 4 IMPORTANT NO MORE THAN 8 DRYERS CAN BE CONNECTED TO ONE COMMON DUCT VENT MAN1224 FORMULAS TO CALCULATE DUCTING CROSS SECTIONAL AREA DIA CROSS SECTIONAL AREA OF A ROUND DUCT 785 x Dia L HEIGHT CROSS SECTIONAL AREA OF A RECTANGULAR DUCT WIDTH x HEIGHT NOTE A OPENING MUST 2 INCHES LARGER THAN DUCT ALL THE WAY AROUND THE DUCT MUST BE CENTERED WITHIN THIS OPENING IMPORTANT DO NOT use screens or caps on the outside opening of exhaust duct work 15 ELECTRICAL INFORMATION 1 Electrical Requirements It is your responsibility to have ALL electrical connections made by a properly licensed and competent electrician to assure that the electrical installation is adequate and conforms with local and state regulations or
19. d 20 feet more than the original limitations of 20 feet with two 2 elbows When the duct work approaches the maximum limits as noted in this manual a professional HVAC firm should be consulted for proper venting information The duct work should be smooth inside with no projections from sheet metal screws or other obstructions which will collect lint When adding ducts the duct to be added should overlap the duct to which it is to be connected ALL duct work joints must be taped to prevent moisture and lint from escaping into the building Also inspection doors should be installed at strategic points in the exhaust duct work for periodic inspection and cleaning 12 NOTE Where the exhaust duct passes through a wall ceiling or roof made of combustible materials the opening must be 2 inches larger all the way around than the duct The duct must be centered within this opening To protect the outside end of the horizontal duct work from the weather a 90 elbow bent downward should be installed where the exhaust exits the building If the exhaust duct work travels vertically up through the roof it should be protected from the weather by using a 180 turn to point the opening downward In either case allow at least twice the diameter of the duct between the duct opening and nearest obstruction SING DRYER VENTING 20 FEET MAXIMUM INSPECTION INSPECTION NOTE A DOOR 3 RES 2 x D CL
20. ded for each tumbler pocket NOTES Circuit breakers are thermal magnetic industrial type ONLY For others calculate verify correct breaker size according to appliance amp draw rating and type of breaker used SERVICE PHASE WIRE TE CIRCUIT VOLTAGE SERVICE xs 39 2 39 m AWG Stranded Type Wire for individual lengths less than 100 feet NOTE Contact factory for electrical information not listed NOTE Manufacturer reserves the right to make changes in specifications at any time without notice or obligation 18 G GAS INFORMATION It is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the gas plumbing installation is adequate and conforms with local and state regulations or codes In the absence of such codes ALL plumbing connections materials and workmanship must conform to the applicable requirements of the National Fuel Gas Code ANSI Z223 1 LATEST EDITION or in CANADA the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas 149 2 91 L P Gas or LATEST EDITION IMPORTANT Failure to comply with these codes or ordinances and or the requirements stipulated in this manual can result in PERSONAL INJURY and IMPROPER OPERATION of the dryer The dryer and its individual shut off valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess
21. ded in accordance with local codes and or the National Electric Code ANSI NFPA NO 70 LATEST EDITION or in CANADA the Canadian Electrical Codes Parts 1 amp 2 CSA C22 1 1990 or LATEST EDITION NOTE Failure to do so will VOID THE WARRANTY 9 UNDER NO CIRCUMSTANCES should the dryer door switch lint door switch or heat safety circuit ever be disabled 10 This dryer is not to be used in 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 ALE CAUTION and DIRECTION LABELS ATTACHED TO THE DRYER WARNING YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING ADJUSTING INSTALLATION or TESTING OF ANY EQUIPMENT per OSHA Occupational Safety and Health Administration STANDARDS 8 DIA EXHAUST SECTION II SPECIFICATIONS 29 3 4 C 2 1 4 7557 ELEC CONNECTIONS 572 2 V4 E 4 1 16 6 3 16 572 cm 1032 cm 1572 cm 1 zi LL 92 7 62 cm 132 08 cm 5 14 22 20 V2 TEM 80 3 4 5207 cm PANEM 205 11 cm MAIN DOOR OPEN N L PLAN VIEW 23 5 8 1 6001 cm 4 63 5 8 16161 cm Nj 78 1 4 198 76 25 i SPEC234
22. e damage to motors and other dryer components 10 H3 FT 3 MAKE UP AIR OPENINGS 2 MAN3696 TYPICAL INSTALLATION SHOWING MAKE UP AIR OPENINGS IMPORTANT Make up air openings SHOULD NOT be located near duct work exhaust outlets If make up air opening s are too close to the exhaust outlet lint and fumes may be drawn back into the dryer area through these openings NOTE Component failure due to dry cleaning fumes will VOID THE WARRANTY 11 E EXHAUST REQUIREMENTS Exhaust duct work should be designed and installed by a qualified professional Improperly sized duct work will create excessive back pressure which results in slow drying increased use of energy overheating of the dryer and shutdown of the burner by the airflow sail switches burner hi limits or basket tumbler hi heat thermostats CAUTION IMPROPERLY SIZED OR INSTALLED EXHAUST DUCT WORK CAN CREATE A POTENTIAL FIRE HAZARD The exhaust duct work should be laid out in such a way that the duct work travels as directly as possible to the
23. e made by changing each burner orifice If this conversion is necessary contact the distributor who sold the dryer or contact the Maytag 2 Technical Gas Data a Gas Specifications Liquid Propane L P Measured at gas valve pressure tap when the gas valve is on For elevations up to 2 000 feet W C Water Column in inches Gas Inlet Size 3 4 Btu hr Input each basket tumbler 72 000 Btu hr total for both baskets tumblers 144 000 N P T National Pipe Thread b Natural Gas Regulation is controlled by each gas valve s internal regulator Incoming supply pressure must be consistent between a minimum of 6 0 inches and a maximum of 12 0 inches water column pressure c Liquid Propane L P Gas Dryers made for use with L P gas have the gas valve s internal pressure regulator blocked open so that the gas pressure must be regulated upstream of the dryer The pressure measured at each gas valve pressure tap must be a consistent 10 5 inches water column There is no regulator or regulation provided in an L P dryer The water column pressure must be regulated at the source L P tank or an external regulator must be added to each dryer 3 Piping Connections ALL components materials must conform to National Fuel Gas Code specifications or in CANADA the Canadian Installation Codes for General Installation and Gas Plumbing It is important that the gas pressure regulators me
24. ed 4 The cycle time will count down until the drying and cooling cycles are completed 5 Upon completion of the drying cycle and cooling cycle the dryer will shut off a Notes 1 The dryer basket tumbler can be stopped at any time by opening the main door To restart dryer shut the main door and press desired setting NOTE When a cycle is interrupted by opening the main door cycle time will continue to count downward regardless if the door is open or closed 2 Selection setting changes can be made at any time during the drying cycle 25 SECTION V SERVICE PARTS INFORMATION A SERVICE 1 Only properly licensed or trained technicians should service the dryer If service is required contact the distributor from whom the equipment was purchased If the distributor cannot be contacted or is unknown contact Maytag for a distributor in your area NOTE When contacting the Maytag be sure to give them the correct model number and serial number so that your inquiry is handled in an expeditious manner B PARTS 1 Replacement parts should be purchased from the distributor from whom the equipment was purchased If the distributor cannot be contacted or is unknown contact the Maytag for a distributor in your area 26 SECTION VI WARRANTY INFORMATION A RETURNING WARRANTY CARD S 1 Before any dryer leaves the manufacturer a warranty card is affixed to the glass of the main door These warrant
25. et applicable pressure requirements and that gas meters be rated for the total amount of ALL the appliance Btu s being supplied 20 The dryer is provided with a 3 4 N P T inlet pipe connection at the upper right hand corner when viewed from the rear of each dryer It is recommended that a gas shutoff valve be provided to the gas supply line of each dryer for ease of servicing The size of the main gas supply line header will vary depending on the distance this line travels from the gas meter or in the case of L P liquid propane gas the supply tank the number of tees other gas operated appliances on the supply line etc Specific information regarding supply line size should be determined by the gas supplier NOTE Undersized gas supply piping can create a low or inconsistent pressure which will result in erratic operation of the burner ignition system Consistent gas pressure is essential at ALL gas connections It is recommended that a 3 4 pipe loop be installed in the supply line serving the bank of dryers An in line pressure regulator must be installed in the gas supply line header if natural gas line pressure exceeds 12 0 inches water column pressure Refer to the illustration below for details IMPORTANT Water column pressure of 4 0 inches for natural gas dryers and 10 5 inches for L P gas is required at the gas valve pressure tap of each dryer for proper and safe operation A 1 8 N P T plugged tap acces
26. ired refer to the computer programming manual which was shipped with the dryer J SHUT DOWN INSTRUCTIONS In the case where the dryer is to be shut down taken out of service for a period of time the following MUST BE performed 1 Discontinue power to the dryer either at the external disconnect switch or the circuit breaker 2 Discontinue the gas supply for GAS MODELS ONLY 1 SHUT OFF external gas supply shut off valve for both the top basket tumbler and the bottom basket tumbler where the independent supply line for each basket tumbler is used 2 SHUT OFF internal gas supply shut off valve located in the gas valve burner area for both the top basket tumbler and the bottom basket tumbler 24 SECTION IV OPERATING INSTRUCTIONS A STARTING THE DRYER The dryer is available for use when the appropriate side of the microprocessor display reads 0 minutes and the amount needed to start the dryer 1 25 Once the load has been put into the dryer and the main door is closed start the dryer as follows 1 Insert the proper number of coins into the coin acceptor Once the correct Amount To Start has been inserted the display will read SELECT CYCLE 2 Determine fabric setting selection Once the fabric temperature setting selection has been determined start the dryer by pressing the fabric setting key 3 The dryer will now start and the display will read the setting and the time vend
27. nt door It is suggested that the dryer be positioned about two 2 feet away from the nearest obstruction for ease of installation maintenance and service to be measured from the back guard Refer to the previous illustration on page 10 for details NOTE Air considerations are important for proper and efficient operation D FRESH AIR SUPPLY Air supply make up air must be given careful consideration to assure proper performance of each dryer An unrestricted source of 800 cfm is necessary for each dryer An unrestricted air entrance from the outdoors atmosphere of a minimum of 1 1 2 square feet is required for each dryer This area must be enlarged if louvers or registers cover the opening It is not necessary to have a separate make up air opening for each dryer Common make up air openings are acceptable However they must be set up in such a manner that the make up air is distributed equally to the dryers For example for a bank of eight 8 dryers a total make up air opening of 12 square feet is required Two 2 openings measuring 2 by 3 6 square feet are acceptable Refer to the illustration on page 14 Allowances must be made for remote or constricting passageways or where dryers are located at excessive altitudes or predominantly low pressure areas IMPORTANT Make up air must be provided from a source free of dry cleaning solvent fumes Make up air that is contaminated by dry cleaning fumes will result in irreparabl
28. of 1 2 psig 3 5 kPa The dryer must be isolated from the gas supply piping system by closing its individual manual shut off valve during any pressure testing of the gas supply system at test pressures equal to or less than 1 2 psig 3 5 kPa IMPORTANT Failure to isolate or disconnect the dryer from supply as noted can cause irreparable damage to the gas valve VOIDING THE WARRANTY WARNING FIRE or EXPLOSION COULD RESULT 1 Gas Supply The gas dryer installation must meet the American National Standard National Fuel Gas Code ANSI Z223 1 LATEST EDITION or in CANADA the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LATEST EDITION as well as local codes and ordinances and must be done by a qualified professional NOTE Undersized gas piping will result in ignition problems slow drying increased use of energy and can create a safety hazard The dryer must be connected to the type of heat gas indicated on the dryer data label If this information does not agree with the type of gas available DO NOT operate the dryer Contact the distributor who sold the dryer or the manufacturer 19 The 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 or conversion of dryers in the field for elevations over 2 000 feet ar
29. r that is sticking partially closed can result in slow drying and shutdown of the heat circuit safety switches and or thermostats EVERY 6 MONTHS In the cleaning of the dryer cabinet avoid using harsh abrasives A product for the cleaning of appliances is recommended ALL bearings and set screws should be checked to insure they are tight 29 B ADJUSTMENTS 7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER Inspect bolts nuts screws bearing set screws non permanent gas connections unions shut off valves orifices etc electrical terminations and grounding connections Motor and drive belts should be examined A cracked or seriously frayed belt s should be replaced Tighten loose belt s when necessary and check the alignment Complete operational check of controls and valves Complete operational check of ALL safety devices door switches lint compartment switches sail switches burner and hi limit thermostats C LUBRICATION The motor bearings idler bearings and tumbler bearings are permanently lubricated NO LUBRICATION IS NECESSARY MAYTAG Part No 113030 1 01 13 98 500 2 05 06 98 500 3 05 19 98 500
30. s Water Column 11 0 Inches Water Column IMPORTANT THERE IS NO REGULATOR PROVIDED IN AN L P DRYER The water column pressure must be regulated at the source L P tank or an external regulator must be added to each dryer 23 3 Make a complete operational check of ALL the operating controls to insure that the timing is correct and that the temperatures are set properly 4 Make a complete operational check of ALL safety related circuits 1 door switches hi limit thermostats sail switches basket tumbler safety thermostats etc NOTE The sail switch can be checked for proper operation by opening the control door while the dryer is running and the heating unit burner active on The heating unit s should shut off within a few seconds If not make the necessary adjustments 5 Each basket tumbler should be operated through one 1 complete cycle to assure that no further adjustments are necessary and that ALL components are functioning properly IMPORTANT The dryer baskets tumblers are treated with a protective coating This coating can be removed by tumbling old clothes or material in the baskets tumblers using a mild detergent to remove the protective coating 6 Computer Programs Selections Each microprocessor controller computer has been preprogrammed by the factory with the most commonly used program parameter selections If microprocessor controller computer program changes are requ
31. sible for a test gauge connection must be installed in the main gas supply line immediately upstream of each dryer IMPORTANT Pipe joint compounds that resist the action of natural gas and L P gas must be used TYPKAL NATURAL GAS INSTALLATION 1 8 NPT PLUGGED GAS WATER HEATERS GAS SHUT OFF VALVES GAS SERVICE O i PIPE GAS LOOP REGULATOR F NATURAL GAS LINE PRESSURE EXCEEDS 12 INCHES WATER COLUMN PRESSURE IN LNE PRESSURE DRYERS TYPICAL LP GAS INSTALLATION PRESSURE REGULATOR lt OPTIONAL 1 9 NP T PLUGGED GAS WATER HEATERS GAS SERMCE GAS SHUT OFF VALVES 2 PIPE GAS LDOP 2 PRESSURE LP SUPPLY REGULATOR TANK 21 WARNING Test ALL connections for leaks by brushing on a soapy water solution liquid detergent works well NEVER TEST FOR LEAKS WITH A FLAME It is important that gas pressure regulators meet applicable pressure requirements and that gas meters be rated for the total amount of appliance Btu s being supplied H PREPARATION FOR OPERATION The following items should be checked before attempting to operate the dryer 1 Read ALL CAUTION WARNING and DIRECTION labels attached to the dryer Check incoming supply voltage to be sure that it is the same as indicated on the dryer data label affixed on the back of the dryer control ser
32. sket tumbler These keys should be removed and put in a safe place yet made accessible because some will be needed throughout various phases in the installation of the dryer Dryers are shipped with a coin box and coin box faceplate ONLY The coin box lock is not included and must be purchased elsewhere or the lock can be ordered as a parts order from the manufacturer The dryer can be moved to its final location while still attached to the skid or with the skid removed To unskid the dryer locate and remove the four 4 bolts securing the base ofthe dryer to the wooden skid Two 2 are at the rear of the base and two 2 are located in the front Once the bolts are removed slide the dryer off the skid With the skid removed to make it easier to slide the dryer into its final position slightly lower ALL four 4 leveling legs so that the dryer will slide on the legs instead of the base frame The dryer is equipped with four 4 leveling legs one at each corner of the dryer base The hex head adjustment bolts for the two 2 front leveling legs are located directly behind the lower access door and the rear two 2 adjustments are directly behind the lower rear back guard panel B LOCATION OF THE DRYER Before installing the dryer be sure the location conforms to local codes and ordinances In the absence of such codes or ordinances the location must conform with the National Fuel Gas Code ANSI Z223 1 LATEST EDITION or in
33. vice door GAS MODELS check to assure that the dryer is connected to the type of heat gas indicated on the dryer data label The sail switch damper assembly was installed and adjusted at the factory prior to shipping However each sail switch adjustment must be checked to assure that this important safety control is functioning Check bolts nuts screws terminals and fittings for tightness GAS MODELS be sure that ALL gas shut off valves are in the open position Be sure ALL back guard panels and service box covers have been replaced Check the lint door to assure that it is closed and secured in place Rotate the basket tumbler by hand to be sure it moves freely PREOPERATIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory However a preoperational test should be performed before the dryer is publicly used It is possible that adjustments have changed in transit or due to marginal location installation conditions 1 Turn on electric power to the dryer a COIN MODELS ONLY 1 The display will read 0 minutes for both tumblers and the price required to start a cycle 2 Insert the proper number of coins into coin acceptor Once the correct amount needed to start the dryer has been inserted the L E D display s will read SELECT CYCLE 22 3 Start the dryer by pressing the desired fabric setting After the cycle is started drying time will count down whether
34. y cards are intended to serve the customer as a record installation date of that specific dryer so as to extend the customer s warranty period IMPORTANT A separate warranty card must be completed and returned for each individual dryer NOTE Be sure to include the installation date when returning warranty card s B WARRANTY For a copy of the manufacturer commercial warranty covering your particular dryer s contact the Maytag distributor from whom you purchased the equipment and request dryer warranty form If the distributor cannot be contacted or is unknown warranty information can be obtained from Maytag NOTE Whenever contacting Maytag for warranty or warranty information be sure to have the dryer s 10 digit model number and 10 digit serial number available so that your inquiry can be handled in an expeditious manner 27 SECTION VII ROUTINE MAINTENANCE A CLEANING A program and or 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 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 C
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