COMMERCIAL DRYERS GENERAL
Contents
1. FIGURE 2 GAS DRYER MODELS This appliance is suitable for mobile home installa tions The installation of the dryer must conform to the Manufactured Home Construction and Safety Standard Title 24 CFR Part 32 80 formerly the Federal Standard for Mobile Home Construction and Safety Title 24 HUD Part 280 1975 For mobile home use this appliance MUST be fastened to the floor and MUST be exhausted to the outside Order Mobile Home Installation Kit No 346765 from your Whirlpool Dealer Kit includes the necessary fastening hardware and detailed installation instructions Exhaust system hardware is also available through your Whirlpool Dealer GAS SUPPLY REQUIREMENTS OBSERVE ALL GOVERNING CODES AND ORDINANCES This installation must conform with American National Standard National Fuel Gas Code ANSI 2223 1 1980 and local codes and ordinances Input ratings shown on the rating plate serial tag are for elevations up to 2 000 feet For elevations above 2 000 feet ratings should be reduced at a rate of 4 for each 1 000 feet above sea level 1 First make certain that this dryer is equipped with the correct orifices for the particular type of gas used Check local utility for type of gas and BTU rating All gas dryers are manufactured with natural gas Type 1 burner assemblies In areas using mixed gas Type 2 or manufactured gas Type 3 it is necessary to use replacement orifices as specified for the main burn2. The length of the non metallic flexible duct should not exceed 7 feet and it must be adequately supported to pis vent sagging or kinking See FIG 18 NEVER INSTALL ANY TYPE OF FLEXIBLE DUCT CONCEALED IN WALLS OR CEILING TYPICAL EXHAUST INSTALLATIONS EXHAUST HOOD gt RIGID METAL TS k ra FIGURE 18 RECOMMENDED IMPORTANT PROPER A SUPPORT IS REQUIRED f we EXHAUST FLEXIBLE VINYL d HOOD TUBING NOT TO gt EXCEED 7 FEET ie L E il ee LENGTH OF METAL pat DUCT ALTERNATE For your personal safety a metal elbow and at least 2 feet of metal duct must be used at the outlet of the dryer This reduces the possibility of lint blocking the exhaust system and minimizes the potential of a fire hazard The 2 feet of metal duct also helps make any service that may be needed easier and prevents crushing the flexible duct when the dryer is moved to its final operating location IMPORTANT OPERATING INFORMATION All models as received may have some ac cumulated time remaining on the timer due to fac tory testing After connecting the electrical sup ply use the following to check operation ALL MODELS 1 Make sure the electric power is connected and proper electrical contact made Check fuses to be sure they are good and tight 2 To start dryer NOTE Loading door must be closed for dryer to operate a Non coin operated models Push timer set button down Operating time will accumulate
3. home is enclosed it is recommended that the exhaust system terminate outside the enclosure Extension beyond the enclosure will prevent the accumulation of lint and moisture under the mobile home 5 Move the appliance into its permanent position Level appliance from front to back and from side to side by adjusting the leveling feet INSTRUCTIONS FOR RECESSED OR CLOSET INSTALLATIONS The following installation spacings and door air openings for the dryer are possible when installed and exhausted as noted Spacing as indicated is in inches and is minimum allowable For ease of in stallation and service additional spacing should be considered s ll c FRONT VIEW SIDE VIEW DOOR NOT SHOWN FIGURE 15 TO PREVENT LARGE AMOUNTS OF LINT AND MOISTURE FROM ACCUMULATING AND TO MAINTAIN DRYING EFFICIENCY THIS MA CHINE MUST BE EXHAUSTED OUT DOORS MINIMUM INSTALLATION SPACING esmerar fafo ETE ene LCK4000 REQUIRED masr eeke aroser normano afefe E FJ e anann olojo aanhet Unobstructed air openings required for laundry equipment when door is installed Shelf or cabinet is not permitted above dryer when non exhausted Louvered door with equivalent air openings is acceptable 1 Dimension must be measured from dryer cabinet rear panel Companion appliance spacings should be considered NOTE No other fuel burning appliance may be installed in the same closet EX
4. 7 A suitable strain relief must be provided at the point the power supply cord enters the appliance The appliance may be connected directly to the fused disconnect or circuit breaker box through flexible armored or non metallic sheathed copper cable Allow two or three feet of slack in the line between the wall and the appliance so that it can be moved if servicing is ever necessary A suitable Strain relief must be provided at each end of the power supply cord at the appliance and at the junction box Wire sizes COPPER WIRE ONLY and connections must conform with the rating of the appliance 30 amperes Do not use an extension cord CAUTION For mobile home installations the ap pliance wiring must be revised the appliance frame must not be connected to the neutral terminal but must be connected to the ground wire green of the power supply cord If four wire receptacle of NEMA Type 14 30R is used see Fig 8 a matching power supply cord pigtail must be used This cord contains four 10 copper conductors with space or ring terminals on dryer end terminating in a NEMA type 14 30P plug on supply end The fourth grounding con ductor must be identified by a green cover and the neutral conductor by a white cover Cord should be Type SRD or SRDT with strain relief and be at least 4 feet long The power supply cord and strain relief are not provided with the dryer Typical 30 ampere receptacles for use where local codes p
5. gas supply piping sytem at test pressures equal to or less than 1 2 psig 3 45 kPa 8 If local codes permit it is recommended that flexible metal tubing be used for connecting the appliance to the gas supply line The gas feed pipe which extends through the lower rear of the appliance is provided with a male pipe thread 9 If rigid pipe is used as a gas supply line a combination of pipe fittings must be used to obtain an in line connection to the dryer 10 Make sure the lower edges of the cabinet plus the back and bottom sides of the dryer are free of obstructions to permit adequate clearance of air openings for combustion air 11 For ease of installation operation and servicing if ever needed adequate space should be provided around the dryer 12 The wiring diagram is located inside the lower access panel See page 3 for instructions on opening of the access panel ELECTRICAL REQUIREMENTS OBSERVE ALL GOVERNING CODES AND ORDINANCES A 120 Volt 60 Hz AC only 15 Ampere fused electrical supply is required time delay fuse or circuit breaker is recommended It is recommended that a separate circuit serving only this appliance be provided DO NOT use an extension cord Electrical ground is required on this appliance RECOMMENDED GROUNDING METHOD DO NOT UNDER ANY CIRCUMSTANCES REMOVE THE POWER SUPPLY CORD GROUND PRONG For your personal safety this appliance must be grounded This appliance is equipped with
6. HAUST SYSTEM REQUIREMENTS 1 CAUTION FOR YOUR PERSONAL SAFETY DO NOT EXHAUST DRYER INTO A CHIMNEY FURNACE COLD AIR DUCT OR ANY OTHER COMMON DUCT ATTIC OR CRAWL SPACE ACCUMULATED LINT COULD BECOME A FIRE HAZARD OR MOISTURE COULD CAUSE DAM AGE DO NOT USE 3 INCH EXHAUST DUCT 2 You can get the parts you need for installation from your Whirlpool parts distributor or your local plumbing and heating store 3 We strongly recommend exhausting the dryer to the outside to prevent large amounts of moisture and lint from being blown into the room 4 If you cannot exhaust your dryer to the outside use Exhaust Deflector Kit LCK4000 available from your Whirlpool Dealer 5 Exhaust outlet at rear of the dryer is located as shown in Figure 16 Detailed instructions on spacing for side and rear clearances can be found in the sec tion Instructions for Recessed or Closet Instal lations Information on minimum spacing side to side and to the rear is also found on a label located on back panel a 1 2 aca ELECTRIC EXHAUST 14 19 32 BACK VIEW FIGURE 16 SIDE VIEW 6 We strongly recommend exhausting with 4 inch diameter rigid METAL duct We strongly recom mend METAL flexible duct if you use flexible duct Flexible aluminum duct is available from your Whirlpool dealer or parts distributor NEVER USE SMALLER THAN 4 INCH EXHAUST DUCT 7 The exhaust may be routed up down left right or straight through the w
7. INSTALLATION INSTRUCTIONS for COMMERCIAL DRYERS Before you begin read the following instructions completely and carefully They will simplify the installation After completing the installation save these instruc tions for future use GENERAL FOR YOUR SAFETY IF YOU SMELL GAS 1 Open windows 2 Don t touch electrical switches 3 Extinquish any open flame 4 Immediately call your gas supplier It is recommended that the operator post in a prominent location instructions for the customer s use in the event the customer smells gas This in formation should be obtained from your local gas supplier FOR YOUR SAFETY DO NOT store or use gasoline or other flam mable vapors and liquids in the vicinity of this or any other appliance Post this caution in a prominent location NEVER install the dryer up against draperies or curtains or on carpet and be sure to keep any and all items from falling or collecting behind the dryer NON COIN MODELS On non coin operated models the console houses the accumulator timer with actuating arm and button COIN OPERATED MODELS On models equipped with a coin operated console the console houses the accumulator timer Coin slide mechanism access door lock key and coin vault and key can be supplied by the same source that furnished this dryer The accumulator timer is set to accumulate 30 min utes 6 pins drying time for each coin deposited Two additional timi
8. a power supply cord having a 3 prong grounding plug To minimize possible shock hazard the cord must be plugged into a mating 3 prong grounding type wall receptacle grounded in accordance with the National Electrical Code ANSI NFPA No 70 1984 and local codes and ordinances If a mating wall re ceptacle is not available it is the personal respond sibility and obligation of the customer to have a properly grounded 3 prong wall receptacle installed by a qualified electrician See Figure 3 For added personal safety using the clamp and green colored copper wire furnished connect this separate ground wire 18 minimum from the external ground connector on the back of the appli ance to a grounded cold water pipe See Figure 4 GAS DRYER MODELS 3 PRONG GROUNDING TYPE R COCOON WALL RECEPTACLE 3 PRONG GROUNDING PLUG N f POWER SUPPLY CORD FIGURE 3 ALTERNATE GROUNDING METHOD DO NOT UNDER ANY CIRCUMSTANCES REMOVE THE POWER SUPPLY CORD GROUND PRONG If changing and properly grounding the wall receptacle is impossible and where local codes permit consult your electrical inspector a tem porary adapter may be plugged into the existing 2 prong wall receptacle to mate with the 3 prong power supply cord THIS HOWEVER IS NOT RECOMMENDED If this is done you must connect a separate copper ground wire No 18 minimum to a grounded cold water pipe by means of a clamp and then to the external ground conne
9. all 8 The exhaust duct should terminate with an ex haust hood to prevent back drafts The outlet of the hood must be at least 12 inches from the ground or any obstruction A louvered exhaust hood Part Number 279399 is available from your Whirlpool dealer or parts distributor An exhaust hood with a 2 inch outlet creates more back pres sure but may be used with shorter systems Never use an exhaust hood with a magnetic latch 9 The maximum length of the exhaust system de pends upon the type of duct used the number of elbows and the type of exhausted hood The max imum length for both rigid and flexible duct is shown in the chart FIG 17 EXHAUST HOOD TYPE wens TPS I IN Ca 20k MAXIMUM 36 FT LENGTH OF 26 FT 4 DIA RIGID METAL 16FT DUCT MAXIMUM 24 FT LENGTH OF 18 FT 4 DIA 10 FT FLEXIBLE METAL DUCT FIGURE 17 10 Use duct tape to seal all joints Never use screws to assemble the ductwork screws can catch lint 11 Exhaust systems longer than specified will short en the life of the dryer and result in reduction of performance such as longer drying time and in creased use of energy Lint may also accumulate creating a possible safety hazard The exhaust sys tem should be cleaned periodically at least every two years 12 We do NOT RECOMMEND non metallic flex ible duct If you use non metallic flexible duct you must connect a METAL elbow and at least 2 feet of METAL duct to the dryer outlet
10. ctor screw See Figure 4 Do not ground to a gas supply pipe Do not connect to electrical supply until appliance is permanently grounded Grounded cold water pipe must have metal continuity to electrical ground and not be interrupted by plastic rubber or electrically insulating connectors including water meter or pump without adding a jumper wire at these connections EXTEANAL GROUND CONNECTOR POWER SUPPLY COAD GROUNDED COLD WATEA PIPE REMOVE PAINT ETC COPPER GROUND WIRE NO 18 MINIMUM GROUND CLAMP FIGURE 4 INSTALLATION PROCEDURE 1 Open the dryer door and remove the shipping tape that holds the drum to the cabinet 2 Remove all literature and installation parts from the dryer drum 3 Block up the front of the appliance about four inches and install leveling feet in the front corners These feet should extend approximately one inch Remove the block and repeat the procedure at rear of appliance GAS SHUT OFF VALVE OPEN 4 Refer to Exhaust System Requirements in these instructions cs 5 Move the appliance to desired location Observe the minimum clearance to sides and rear as specified on the label found on back panel of the dryer To open the toe panel use a putty knife press on the toe panel lock located at the center top of the toe panel Pull downward on the toe panel to open The toe pane is hinged at the bottom See figure 5 FIGURE 5 6 Level the appliance from s
11. er Refer to service manual charts for determining correct orifice sizes When converting the burner assembly to either butane or propane LP gas a special conversion kit is required Refer to service manual to determine conversion kit for particular gas usage 2 Provide a gas supply line of 12 pipe to the dryer location If dryer is to be used on LP gas approved copper tubing may be used If the total length of the supply line is more than 20 feet use larger pipe Pipe thread compounds suitable for the type gas should be used 3 The supply line should be equipped with a shut off valve This valve should be located in the same room as the dryer and should be in a location that allows ease of opening and closing 4 If the dryer is installed in a confined area such as a bathroom or closet consideration should be given to provide enough air for combustion and ventilation Check local codes and ordinances 5 Wall spacings see page 6 6 A 1 8 inch NPT plugged tapping accessible for test gage connection must be installed immediately upstream of the gas supply connection to the dryer 7 The dryer and its individual shutoff valve must be disconnected from the gas supply piping sytem during any pressure testing of that system at test pressures in excess of 1 2 psig 3 45 kPa The dryer must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the
12. ermit use of flexible power supply cord pigtail 4 WIRE RECEPTACLE 3 WIRE RECEPTACLE RECEPTACLE RECEPTACLE 14 30R 10 30R FIGURE 7 FIGURE 8 ELECTRICAL CONNECTION It is the personal responsibility of the customer to contact a qualified installer to assure that the electrical installation is adequate and is in con formance with the National Electrical Code and local codes and ordinances Electrical ground is required on this appliance This appliance is manufactured with the neutral terminal connected to the frame A If local codes permit connection of the frame grounding conductor to the neutral wire of the power supply cord 1 Remove the terminal block cover 2 Connect the neutral wire of the power supply cord to the center silver colored terminal of the terminal block and connect the other wires to the outer terminals See Fig 9 For connecting plain end field wire see Fig 14 3 Replace terminal block cover EXTERNAL GROUND CONNECTOR CENTER d SILVER 3 COLORED GROUND WIRE TERMINAL GREEN BLOCK SCREW NEUTRAL WHITE OR CENTER U COPPER POWER SUPPLY CORD WITH STRAIN RELIEF 30 AMPERES TO FUSED DISCONNECT BOX OR APPROVED WIRING DEVICE FOR POWER SUPPLY CORD GROUNDED NEUTRAL FIGURE 9 ELECTRIC DRYER MODELS B If local codes DO NOT permit frame grounding to the neutral wire of the power supply cord 1 Remove terminal block cover 2 Remove t
13. he ground wire green from the external ground connector and fasten under center silver colored terminal block screw 3 Connect the neutral wire of the power supply cord to the center silver colored terminal of the terminal block and connect the other wires to the outer terminals See Fig 10 For connecting plain end field wire see Fig 14 CONNECT SEPARATE COPPER GROUND WIRE FROM EXTERNAL GROUND CONNECTOR TO APPROVED GROUND EXTERNAL GROUND o CONNECTOR bJ CENTER SILVER COLORED TERMINAL BLOCK SCREW GROUND WIRE GREEN COPPER NEUTRAL POWER SUPPLY CORD WHITE OR CENTER acs E TO FUSED DISCONNECT BOX OR APPROVED Laa WIRING DEVICE FOR POWER SUPPLY CORD UNGROUNDED NEUTRAL FIGURE 10 aN WITH STRAIN RELIEF EYN e 30 AMPERES mE 4 Connect a separate copper ground wire 10 minimum to a grounded cold water pipe by means of a clamp and then to the frame of the appliance at the external ground connector Use Part 685463 ground wire and clamp assembly Do not ground to a gas supply pipe Do not connect the power supply cord to electric power supply until appliance is permanently grounded See Fig 11 5 Replace terminal block cover EXTERNAL GROUND CONNECTOR POWER SUPPLY CORD GROUNDED COLD WATER PIPE REMOVE PAINT ETC COPPER GROUND WIRE NO 10 MINIMUM MUST BE TIGHT ON PIPE FIGURE 11 Grounded cold water pipe must have metal c
14. he open fuel line running to gas meter ELECTRIC DRYER MODELS 1 Shut off electric supply to the dryer 2 Disconnect power supply cord or cable from the dryer terminal block ALL DRYER MODELS 1 Make sure leveling legs are secure in dryer base 2 Apply filament tape from inside drum out the door opening to the front panel to prevent drum movement 3 Use masking tape to secure clothes door and lint screen lid ILLUSTRATIONS SHOWING COMPLETE TYPICAL INSTALLATIONS FUSED DISCONNECT BOX ELECTRIC DRYER EXHAUST DUCT GROUND CONNECTOR GROUND WIRE ALTERNATE GROUND CLAMP GROUNDED COLD WATER PIPE TYPICAL ELECTRIC INSTALLATION lt Whirlpool corporation 120 VOLTS 3 CONDUCTOR RECEPTACLE 15 AMP GAS SUPPLY LINE GAS SHUT OFF VALVES TYPICAL GAS INSTALLATION Benton Harbor Michigan 49022 Part No 687455 HS
15. ide to side and from front to rear by adjusting the leveling feet A small spirit level placed on the dryer top is recommended for leveling 7 Connect the appliance to the gas supply Make sure the shut off valve located behind the toe plate is open See Figure 6 and open shut off valves in the supply line Test all gas connections for leaks using a brush and soapy water solution Liquid detergent works very well also Bubbles will indicate a loose connection NEVER TEST FOR GAS LEAKS WITH A FLAME 120 VOLT 3 PRONG RECEPTACLE 15 AMP 1 2 TO 3 8 INCH PIPE REDUCER IF REQUIRED wi 1 2 INCH GAS PIPE 3 8 INCH APPROVED COPPER TUBING MAY BE USED ON LP GAS FIGURE 6 ELECTRIC DRYER MODELS ELECTRICAL REQUIREMENTS OBSERVE ALL GOVERNING CODES AND ORDINANCES A three wire or four wire single phase 120 240 volt 60 Hz AC only electrical supply or three wire or four wire 120 208 volt if specified on nameplate is required on a separate 30 ampere circuit fused on both sides of the line time delay fuse or circuit breaker is recommended Do not fuse neutral THE DRYER MUST BE CONNECTED TO COP PER WIRE ONLY Aluminum wire must not be used at the dryer appliance terminal block to avoid potentially unsatisfactory connections Local codes may permit the use of a flexible type 30 ampere power supply cord pigtail with no smaller than 10 copper wire to match three wire receptacle of NEMA Type 10 30R shown in Fig
16. lain end field wire 1 Strip outer covering back 3 inches from the end exposing the 3 wires 2 Strip the insulation back 1 inch from the end of each wire Form the bare wire into a U shaped hook 3 Loosen do not remove the center silver colored screw of the terminal block 4 Slide the end of the neutral white or center wire under the screw head with the open side of the hook on the right Squeeze the wire together to form a loop 5 Tighten the screw firmly 6 Connect the remaining 2 wires to the outer screws the same way Tighten screws firmly 7 Tighten strain relief INSTALLATION PROCEDURE 1 Open the dryer door and remove the shipping tape holding the dryer drum to the cabinet 2 Remove all literature and installation parts from the dryer drum 3 Block up the front of the appliance about four inches and install leveling feet in the front corners These feet should extend approximately one inch Remove the block and repeat the procedure at the rear of appliance For mobile home installations all floor mounted dryers must be fastened to the floor during transit using Kit No 346765 The dryer does not need to be fastened to the floor while the mobile home is not in transit 4 Refer to the Exhaust System Requirements in these instructions NOTE For mobile home installations the dryer must be exhausted to the outside If the dryer is exhausted through the floor and the area under the mobile
17. ng cams for 20 minute 9 pins and 45 minute 4 pins time increments are included in the miscellaneous parts bag TIMING CAM S LINE UP NOTCH TO CLEAR RATCHET TOOTH HUB DOWN LIFT GENTLY WITH NARROW BLADE FIGURE 1 INSTALLING AND REPLACING NYLON TIMING CAMS ON ACCUMULATOR MECHANISMS INSTALL BEFORE COMPLETING ELECTRICAL CONNECTION 1 Removal of nylon timing cam a Rotate cam by hand until V notch lines up underneath the ratchet tooth See Figure 1 b Insert narrow screwdriver under nylon cam close to the clock shaft Lift gently off shaft Make sure that pressure is directly upward and the V notch clears the ratchet tooth 2 Replacement of new timing cam a Place cam hub down over clock shaft lining up flat on shaft with flat of cam hole Be sure drive lug is in place b Rotate cam until V notch lines up with ratchet tooth c Press down to seat cam on motor shaft Make sure that V notch freely clears ratchet tooth INSTALLING OR CHANGING SLIDE MECHANISM 1 Remove the service access door of the meter case Lift the service access door top up at the back to remove On new dryers install the service access door lock 2 Carefully remove and insert the coin slide mech anism through the opening in the front of the meter case console 3 Secure the coin slide mechanism with the 3 16 bolt supplied in the parts bag from inside the meter case See Figure 2
18. ontinuity to electrical ground and not be interrupted by plastic rubber or electrically insulating connectors including water meter or pump without adding a jumper wire at these connections See FIG 12 FIGURE 12 C If connecting to a four wire electrical system mobile home 1 Remove terminal block cover 2 Remove the ground wire green from the external ground connector and fasten under center silver colored terminal block screw 3 Connect the ground wire green of the power supply cord to the external ground connector 4 Connect the neutral wire white of the power supply cord to the center silver colored terminal of the terminal block and connect the other wires to the outer terminals See Figure 13 For connecting plain end field wire see Figure 14 5 Replace terminal block cover EXTERNAL GROUND CONNECTOR GREEN WIRE OF POWER SUPPLY CORD CENTER SILVER COLORED TERMINAL D BLOCK SCREW NEUTRAL WHITE OR TO FUSED DIS CENTER CONNECT BOX OR APPROVED WIRING DEVICE COPPER FOUR WIRE POWER FOR POWER we SUPPLY CORD WITH SUPPLY CORD STRAIN RELIEF 30 AMPERES 4 WIRE UNGROUNDED NEUTRAL FIGURE 13 ELECTRIC DRYER MODELS COPPER POWER SUPPLY NEUTRAL CORD WITH HITE OR PLAINENDS gt CENTER 30 AMPERES _ PLAIN END FIELD WIRING FIGURE 14 NOTE The terminal connections at the dryer ter minal block are suitable for connection of 10 copper wire only To install p
19. per number of depressions and type of timing cam used Push START RESTART button Dryer will stop when time is used up b Coin operated models Insert coins in slide and push in slowly Operating time will accumulate per number of coins and type of timing cam used Depress Push to Start button Dryer will stop when time is used up c When door is opened dryer stops but timer continues to run To restart close door and push START RESTART button 3 If drying time is too tong make sure lint screen is Clean 4 Periodically inspect motor and blower for lint accumulation Large quantities of lint in these areas will affect performance of the dryer GAS DRYER MODELS 1 Make sure gas shut off valve is open and gas is available 2 Remove air from gas supply line as follows after completing the installation a Turn the dryer on and allow it to run for about five minutes in a full heat cycle b If the burner does not ignite during these five minutes of operation shut off machine and wait for 15 minutes While waiting check to be sure all supply valves are open and electric supply is connected Repeat the above procedure until the burner ignites MOVING OPERATIONS PROCEDURE GAS DRYER MODELS 1 Remove power cord from wall socket coil it and tape it to back of dryer 2 Close shut off valves in gas supply line and behind dryer toe plate 3 Disconnect gas pipe and remove protruding fittings from dryer 4 Cap t
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