Page 2 - Retain This Manual In A Safe Place For Future Reference; Important; “IMPORTANT NOTE TO PURCHASER”; FOR YOUR SAFETY
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 shoul...
Page 3 - IMPORTANT; Safety and Health Administration); CHILDREN SHOULD NOT BE ALLOWED TO PLAY ON OR NEAR THE DRYER(S).; CHILDREN SHOULD BE SUPERVISED IF NEAR DRYERS IN OPERATION.; DRYERS SHOULD NEVER BE LEFT UNATTENDED WHILE IN OPERATION.; CAUTION; DO NOT; DO NOT; USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES.; WARNING
IMPORTANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GASSUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or GUARDS AREREMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING, ADJUST-ING, INSTALLATION, or TESTING OF ANY EQUIPMENT per OSHA (Occupational Safety and Health Administration) STA...
Page 4 - Dryers; must not
WARNING The dryer must never be operated with any of the back guards, outer tops, or servicepanels removed. PERSONAL INJURY or FIRE COULD RESULT. IMPORTANT PLEASE OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment and/orspecified in the installation and operator's manual included with the dry...
Page 5 - Table of Content
Table of Content SECTION IIMPORTANT INFORMATION ............................................................................... 3 A. Safety Precautions ...................................................................................................................... 3 SECTION IIROUTINE MAINTENAN...
Page 7 - SECTION I; IMPORTANT INFORMATION; A. SAFETY PRECAUTIONS; For your safety, the information in this manual; service panels removed. PERSONAL INJURY or FIRE COULD RESULT.; ALL
3 SECTION I IMPORTANT INFORMATION A. 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 ...
Page 8 - Failure to do so will VOID THE WARRANTY.; WARNING: PERSONAL INJURY or FIRE COULD RESULT.; WARNING: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and; (Occupational Safety and Health Administration)
4 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 materials. Drying in a heated tumbler (basket) may damageplastics or rubber and ...
Page 9 - SECTION II; ROUTINE MAINTENANCE; should be; WARNING: LINT FROM MOST FABRICS IS HIGHLY COMBUSTIBLE. THE; Frequency can best be determined at each location.
5 SECTION II 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 bedetermined from experience at each loc...
Page 10 - WARNING: THE ACCUMULATION OF LINT IN THE EXHAUST DUCT WORK CAN; OBSTRUCT THE FLOW OF COMBUSTION and VENTILATION AIR.
6 NOTE: To prevent damage, avoid cleaning, and/or touching ignitor and flame-probe assembly. Remove lint accumulation from inside control box and at rear area behind control box. EVERY 6 MONTHS Inspect and remove lint accumulation in customer furnished exhaust duct work system and from dryer’s inter...
Page 11 - SECTION III; INSTALLATION REQUIREMENTS; must be; CAUTION: IMPROPERLY SIZED or INSTALLED EXHAUST DUCT WORK CAN; B. ELECTRICAL and GAS REQUIREMENTS
7 SECTION III INSTALLATION REQUIREMENTS 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 or Nat...
Page 12 - Any burner changes; C. OPERATIONAL SERVICE CHECK PROCEDURE
8 IMPORTANT: Failure to comply with these codes or ordinances and/or the requirements stipulatedin this manual can result in personal injury or component failure. The gas dryer installation must meet the American National Standard, National Fuel Gas Code ANSI Z223.1- LATEST EDITION, or in Canada, th...
Page 13 - should spin
9 NOTE: Water column pressure requirements (measured at the pressure tap on the gas valve body): Natural Gas - 3.5 inches water column (W.C.) - 8.7 mb.L.P. Gas - 10.5 inches water column (W.C.) - 26.1 mb. 6. If computer program changes are required, refer to the Phase 6 OPL User’s Manual ( ADC Part ...
Page 14 - SECTION IV; DESCRIPTION OF PARTS
10 SECTION IV DESCRIPTION OF PARTS A. CONTROL BOX Lifting the control door and opening thecomputer panel will reveal the control box.Inside the control box are ALL the electronic control components. Located on the back ofthe control panel is the computer. Included inthe control box are the 30-positi...
Page 16 - and PULLEY ARRANGEMENT; The main door switch is a safety device and should
12 G. TUMBLER (BASKET) BEARING and PULLEY ARRANGEMENT The tumbler (basket) bearing and pulley arrangementis located (viewing from the rear of the dryer)approximately at the upper center of the dryer. Thearrangement consists of a pulley and two (2) bearingswhich serve to drive, adjust, and support th...
Page 17 - L. MANUAL RESET THERMOSTAT
13 J. SAIL SWITCH (Gas and Electric Models Only) The sail switch is located on the front of theburner box for gas dryers on the right side ofthe oven assembly for electric dryers. A sailswitch consists of a round damper plate on alever arm which is in contact with an electricswitch. When the air blo...
Page 18 - N. LINT DRAWER SWITCH; should never be; O. STEAM DAMPER SYSTEM
14 M. LINT DRAWER The lint drawer is a pull-out type and is located at thebottom of the dryer in the lint compartment. Simplygrab the lint drawer handle, slide out the drawer, brushoff the lint, and slide the drawer back in. The lint screen must be kept clean in order for the dryer to operate proper...
Page 19 - SECTION V; SERVICING; INTRODUCTION; Observe; and while making repairs.; A. COMPUTER CONTROLS
15 SECTION V SERVICING INTRODUCTION ALL electrical and mechanical service or repairs should be made with the electrical power to the dryer disconnected (power off). WARNING: PERSONAL INJURY COULD RESULT. The information provided in this section should not be misconstrued as a device for use by an un...
Page 20 - To Replace Computer; To Replace Keyboard (Touchpad) Label Assembly
16 To Replace Computer 1. Disconnect electrical power to the dryer. 2. Disconnect main power harness from rear of computer by squeezing locking tab and pulling connector straight back. 3. Disconnect the “green” ground wire from the computer. 4. Disconnect keyboard (touchpad) ribbon from computer. 5....
Page 21 - B. IGNITION CONTROLS
17 b. Loosen the two (2) Phillips head screws securing bracket assembly to dryer andremove bracket from dryer. NOTE: DO NOT remove screws. 4. D i s a s s e m b l e s e n s o r p r o b e f r o m b r a c k e t assembly by removing the top push-on fastenersecuring the probe to the bracket. Use a smalls...
Page 22 - NOTE: DO NOT WRAP THE HOT SURFACE IGNITOR WIRES AND THE FLAME
18 NOTE: Before reestablishing electrical power to the dryer visually check the following (refer toillustration above). 5. Reestablish procedure for installation of new ignitor. To Remove Flame Sensor Probe 1. Discontinue electrical power to the dryer. 2. Disconnect the “red” wire from the flame sen...
Page 25 - To Replace Burner Tubes; Test; connections for leaks by brushing on a soapy water solution.; To Replace HSI (Hot Surface Ignition) Module; CIRCUMSTANCES; should heat circuit safety devices ever be
21 To Replace Burner Tubes 1. Refer to “To Replace Gas Valve” and follow Step #1 through Step #6 . 2. Remove four (4) screws securing manifold rest and remove rest. 3. Remove the screws securing the front flanges of the burner tubes to the burner tube rest. 4. Remove the screws securing the burner t...
Page 26 - should heat safety devices be disabled.
22 NOTE: Models manufactured as of 1998 are equipped witha manual reset hi-limit thermostat. 1. Discontinue electrical power to the dryer. 2. Disconnect wires from hi-limit thermostat. 3. Remove the two (2) screws, washers, and nuts securing thermostat to the bracket. Remove thermostat. 4. Reversing...
Page 27 - To Replace Sail Switch; no airflow; PERSONAL INJURY or FIRE COULD RESULT.; E. FRONT PANEL and MAIN DOOR ASSEMBLIES
23 D. SAIL SWITCH ASSEMBLY (Gas and Electric Models Only) The sail switch is a heat circuit safety device which controls the burner circuit only. When the dryer is operatingand there is proper airflow, the sail switch damper pulls in and closes the sail switch. Providing ALL the other heat-related c...
Page 28 - IMPORTANT: UNDER NO CIRCUMSTANCES; should the door switch be disabled.; To Replace Main Door Assembly; To Install New Main Door Glass
24 6. Reverse this procedure for installing new door switch assembly. 7. Reestablish electrical power to the dryer. IMPORTANT: UNDER NO CIRCUMSTANCES should the door switch be disabled. To Replace Main Door Assembly 1. Open main door. 2. Holding the door upward remove the two (2) screws from the top...
Page 29 - press hard or the silicone thickness between the glass and door; will; should now be; To Replace Front Panel; To Replace Main Door Hinge Block
25 4. Remove glass and clean ALL old sealant off main door. This area must be clean for correct bonding. 5. Place a bead of silicone ( ADC P/N 170730) around the edge door and lightly press glass into place. 6. Reinstall the four (4) #10-32 acorn nuts that were removed in Step #3 . IMPORTANT: DO NOT...
Page 30 - created in the hub of the mounted sheave which; To Replace Small Idler Pulley
26 F. PULLEYS To Replace Tumbler (Basket) Pulley 1. Loosen V-belts. Rotate pulley and roll V-belts out of grooves. 2. Remove cap screws from the bushing. 3. Insert cap screws in tapped removal holes and tighten evenly until bushing becomes loose on shaft.Refer to figure “A.” 4. Remove bushing, pulle...
Page 31 - created in the hub of the mounted sheave which may cause it; To Replace Large Idler Pulley; will be; To Replace Motor Pulley
27 7. Tighten cap screws progressively. There should remain a gap between the sheave hub and the flange of the bushing. IMPORTANT: Tighten screws evenly and progressively. Never allow the sheave to be drawn incontact with the flange of the bushing. This gap should measure from 1/8” to 1/4”.Proper ca...
Page 33 - cannot; Never strike the shaft directly with a hammer.
29 Tumbler (Basket) Alignment (Lateral)(Side to Side Adjustment) 1. Discontinue electrical power to the dryer. 2. Remove back guard. 3. Loosen rear pillow block bearing bolts (C). 4. Back off jam nuts on the two (2) lateral adjustment bolts (A) and (B). 5. Simultaneously loosen one bolt and tighten ...
Page 37 - To Replace Drive Motor; To Replace Impellor Motor (Fan Shaft Drive)
33 NOTE: Always replace belts in matched sets (2 belts). J. MOTORS To Replace Drive Motor 1. Discontinue electrical power to the dryer. 2. Remove drive belts. 3. Disconnect wiring harness from motor. 4. Remove bolts holding motor to mount and replace with new motor. DO NOT tighten bolts. 5. Remove p...
Page 39 - SECTION VI; TROUBLESHOOTING; should not be
35 SECTION VI TROUBLESHOOTING IMPORTANT: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS orGUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESSFOR CLEANING, ADJUSTING, INSTALLATION, or TESTING OF ANYEQUIPMENT per OSHA (Occupational Safety a...
Page 41 - For models with the manual reset hi-limit thermostat refer to
37 F. Thermal overload for drive motor is tripping... 1. Either an exceptionally low or high voltage supply. 2. Motor bearing failure. 3. Motor vents are blocked with lint. 4. Failed motor. 5. Failed overload. 6. Out of balance impellor (fan). 7. Insufficient make-up air. G. Overload for impellor (f...
Page 43 - SECTION VII; PHASE 6 OPL SYSTEM DIAGNOSTICS; For other countries, such as Australia, the retry count; may; not
39 SECTION VII PHASE 6 OPL SYSTEM DIAGNOSTICS IMPORTANT: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS orGUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESSFOR CLEANING, ADJUSTING, INSTALLATION, or TESTING OF ANYEQUIPMENT per OSHA (Occup...
Page 44 - Once the Phase 6
40 6. bURNER CONTROL FAIL- This routine monitors the ignition control’s gas valve output response. If the valve output signal is not present from the ignition control within the valve time limits the Phase 6microprocessor controller (computer) determines the ignition control has failed. If this occu...
Page 49 - Should be
45 12. “FLAME” (bURNER CONTROL FAIL) Input L.E.D. Indicator a . This routine monitors the ignition control’s gas valve output response. If the valve output signal is not present from the ignition control within the valve time limits the microprocessor determines the ignitioncontrol has failed. If th...
Page 52 - E. COMPUTER LOGIC and WIRING DIAGRAM; When contacting; with electrical questions, please have on hand the correct wiring
48 E. COMPUTER LOGIC and WIRING DIAGRAM 1. Operator enters desired selections. 2. Information entered is sent to the microprocessor (computer) via the keyboard (touchpad). 3. The input information is sorted, processed, and executed by the microcomputer chip. 4. The microcomputer output signal activa...
Page 54 - No Display Condition; In this next section; voltage checks; Drive motor reverses but does not forward, blower motor runs
50 1. No Display Condition a . Check position of “EMERGENCY STOP” (E-Stop) to verify it is in operating position (pull or twist for operating position). b. Check fuse one (1) or two (2) and if either are blown, replace. c . Take voltage reading across the microprocessor (J7) 9-pin connector pins 1 a...
Page 55 - Blower motor does not operate, drive motor runs; Lint Door Condition
51 If there is voltage, replace the coil or the complete contactor. If there is no voltage, check for voltage across the two (2) BS3 terminals on the arc suppressor (A.S.)board. If there is voltage across the two (2) BS3 terminals and no voltage across the coil of the reversingcontactor (A1 and A2),...
Page 56 - Main Door Condition
52 c . If no voltage is present at J7 9-pin connector no. 4 to ground, but voltage is present at no. 3 to ground. The problem is a faulty switch, wires or termination between J7 to J8 and J8 to the lint switch no. 20 and 21. d. If no voltage is present at J7 9-pin connector no. 3 to ground, then vol...
Page 57 - MANUAL RESET HI-LIMIT INSTRUCTIONS; FOR PHASE 6 MODELS; Discontinue power to dryer before attempting to reset hi-limit.; Discontinue power to dryer
53 IMPORTANT MANUAL RESET HI-LIMIT INSTRUCTIONS FOR PHASE 6 MODELS This dryer was manufactured with a manual reset burner hi-limit and tumbler (basket)/lint chamber hi-limitthermostat which is monitored by the Phase 6 computer. If either manual reset thermostat is open prior to startof the drying cy...
Page 58 - SECTION VIII; TECHNICAL INFORMATION
54 SECTION VIII TECHNICAL INFORMATION The following section contains various technical information important to the service person in servicing andmaintaining the dryer. A. MOTOR PLATE (HIGH and LOW VOLTAGE) The motor plate is located on the side of the drive motor (refer to illustration) and contai...
Page 59 - Information on the Data Label
55 B. DATA LABEL Contacting American Dryer Corporation (ADC) When contacting ADC , certain information is required to ensure proper service and parts information. This information is on the data label, located on the top right corner of the dryer, viewed from the rear (refer toillustration). When co...
Page 60 - C. HOW TO USE A MANOMETER
56 C. HOW TO USE A MANOMETER 1. With dryer in nonoperating mode, remove plug on the gas valve pressure tap. 2. Attach plastic tubing to pressure tap. Fitting is supplied with manometer (refer to illustration). 3. Attach manometer to dryer using magnet. NOTE: Place manometer in a position so that rea...
