Table of Contents
Related Manuals for American Dryer Corp. AD30 2R Series
Summary of Contents for American Dryer Corp. AD30 2R Series
- Page 1 AD30x2R / AD45x2R Service Manual American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 USA Telephone: +1 (508) 678-9000 / Fax: +1 (508) 678-9447 e-mail: techsupport@amdry.com www.adclaundry.com ADC Part No. 450370 - 2...
- Page 2 Retain This Manual in a Safe Place for Future Reference This product embodies 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 manual included with the dryer.
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Page 3: Table Of Contents
Table of Contents _____________________ IMPORTANT Important Information ..........4 You must disconnect and lockout the electric Safety Precautions ..............4 supply and the gas supply or the steam supply before any covers or guards are removed from Routine Maintenance ..........5 the machine to allow access for cleaning, Cleaning .................. -
Page 4: Important Information
Important Information ________________ For personal safety, the dryer must be electrically grounded in accordance with local codes and/or the National Electrical Code Safety Precautions ANSI/NFPA NO. 70-LATEST EDITION or in Canada, the WARNING Canadian Electrical Codes Parts 1 & 2 CSA C22.1-1990 or LATEST EDITION. -
Page 5: Routine Maintenance
Routine Maintenance _________________ 6 Months Cleaning Inspect and remove lint accumulation in customer furnished exhaust ductwork system and from dryer’s internal exhaust A program or schedule should be established for periodic ducting. inspection, cleaning, and removal of lint from various areas of the dryer, as well as throughout the ductwork system. -
Page 6: Electrical And Gas Requirements
IMPORTANT: Make-up air must be provided from a source Make a complete operational check of all the operating controls free of dry cleaning fumes. Make-up air that is to assure that the timing is correct, temperature selection contaminated by dry cleaning fumes will result in irreparable switches are functioning, etc. -
Page 7: Main Door Switch
Main Door Switch Tumbler The main door switch is located behind the main door on the The tumbler consists of four (4) ribs, a shaft and a front, rear, right hand side. When the main door is opened, the switch will and mid felt seal. -
Page 8: Temperature Sensor (Computer Controls)
Temperature Sensor (Computer Controls) AD30x2R The temperature sensor used, is a transducer that converts heat into microamps that the computer board then uses to calculate the temperature. Gas Burner Gas dryers are equipped with a gas burner located behind the control door. -
Page 9: Rear Electrical Panel
Rear Electrical Panel CAUTION: Observe all safety precautions displayed on the dryer or specified in this manual before and This panel is located in the back of the dryer at the upper left while making repairs. hand corner of the bottom pocket. Mounted on this panel are the forward and reverse relays and blower contactor. -
Page 10: Burner Controls (Gas)
AD30x2R TO REPLACE COMPUTER TEMPERATURE SENSOR PROBES 1. Discontinue power to the dryer. 2. Open lint door to gain access to sensors. 3. Remove the screws holding the sensor in place. TO REPLACE BLOWER MOTOR CONTACTOR, 24 VAC 1. Discontinue power to the dryer. 2. - Page 11 AD30x2R WARNING Test all connections for leaks by brushing on a soapy water solution (liquid detergent works well). NEVER TEST FOR LEAKS WITH A FLAME!!! TO REPLACE MAIN BURNER ORIFICE 1. Refer to “TO REPLACE GAS VALVE” and follow Step #1 through #6.
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Page 12: Front Panel And Main Door Assemblies
TO ADJUST SAIL SWITCH 1. Operate the installed dryer normally to verify that the heat system is fully operational. 2. Open the main dryer door. 3. Manually depress the door switch actuator. 4. While continuing to depress the door switch actuator, and with the door open, start the dryer. -
Page 13: Drive Pulley
TO INSTALL NEW MAIN DOOR GLASS IMPORTANT: When removing front panel assembly, be careful not to damage main door switch wires disconnected 1. Remove main door assembly from the dryer (follow main in Step #2. door removal procedure). 2. Lay main door on a flat surface with front of door face 7. -
Page 14: Motor
Lint Drawer Screen TO REPLACE LINT SCREEN 1. Open lint door and remove two screws holding lint screen retainer in place. 2. Remove the lint screen and inspect for rips or tears by sliding up and out of side tracks. Replace with new lint screen, if damaged. -
Page 15: Troubleshooting
Troubleshooting _______________________ IGNITION FAULT – After the Phase 7 non-coin microprocessor controller (computer) receives a gas valve return for more than The information provided will help isolate the most probable 200 ms signal within the DSI purge time, the Phase 7 non-coin components associated with the difficulty described. - Page 16 BURNER HIGH-LIMIT FAULT – This routine monitors the EXHAUST HIGH TEMP FAULT – This error routine indicates burner high-limit switch. If the switch opens during the cycle a problem with overheating. This error will initiate an “Exhaust while the heat is on, the dryer will display “Burner High-Limit High Temp Fault”...
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Page 17: S.a.f.e. System Diagnostic Conditions
SAIL SWITCH CLOSED FAULT – This routine prevents the SHORTED THERMISTOR PROBE – This message indicates start-up of the dryer unless the sail switch is in the open position. that the S.A.F.E. system thermistor probe is damaged or the If the sail switch is in the closed position prior to starting, the wiring is shorted. - Page 18 9. H O – This L.E.D. will indicate the status of the water 3. Make sure exhaust is sized properly. pressure switch on the S.A.F.E. system water line. If water 4. Clean the lint screen. pressure is present, then the L.E.D. is ON. 5.
- Page 19 H. Drive motor operates in forward mode, but does not reverse, blower motor runs. The display reads “Rotation Fault”*. (Refer to page 20) NOTES ______________________________________________________ 1. Possible causes: a. Belt is loose or slipping. _____________________________________________________________ b. Rotational sensor is out of adjustment. c.
- Page 20 American Dryer Corporation 450370 - 2...
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Page 21: Data Label Information
Data Label Information _______________ Using A Manometer Data Label HOW TO USE A MANOMETER 1. With dryer in nonoperating mode, remove plug on the gas valve pressure tap. 2. Install 1/8” N.P.T. fitting supplied with the manometer. 3. Attach plastic tubing to pressure tap fitting. 4. -
Page 22: S.a.f.e. System Theory Of Operation
Static Pressure NOTE: Fuse 1 is for computer power rated at 1/2-amp. If fuse blows, it is a computer board fault. Fuse 2 is for 24V The pressure of the air in sheet metal ducts is of great control power rated at 5-amp. If fuse blows, it is a 24V importance for safe and efficient operation of the dryer. -
Page 23: Using A Magnehelic
Using a Magnehelic Illus. #3 When measuring such small air pressures, the U-tube is often not accurate enough. Such small differences in pressure are most often measured by an inclined tube manometer or a Magnehelic pressure gage as shown in Illustration #2. Illus. - Page 24 ADC Part No. 450370 2 - 04/10/15...