American Dryer Corp ML-145, ML-170 specs

5. Remove tumbler (basket) belts.

6. Remove tumbler (basket) pulley.

7. Remove tumbler (basket) assembly and support.

a. Loosen the two (2) set screws on both the pillow block bearing collars.

b. Remove the retaining rings from the grooves of the tumbler (basket) shaft.

c. Remove the tumbler (basket) and support assembly from the front of the dryer. If the tumbler (basket) cannot be removed freely, clean the shaft area and spray WD-40 or similar lubricant. With a block of wood against the shaft end, strike the block wood with a hammer or mallet to move the shaft past any burrs made by the set screws.

IMPORTANT: Never strike the shaft directly with a hammer.

8.Remove tumbler (basket) from tumbler (basket) support.

a.Remove the bolt in the center of the tumbler (basket) back wall.

b.Loosen and remove the eight (8) sets of nuts and washers from tumbler (basket) tie rods. Remove the eight (8) tie rods.

c.Replace either tumbler (basket) or tumbler (basket) support by reversing procedure.

NOTE: Shims might be needed between tumbler (basket) and tumbler (basket) support to insure proper balancing of tumbler (basket).

9.Reassemble components onto dryer by reversing Step #2 through Step #8.

10.Check tumbler (basket) vertical/lateral alignment and adjust if necessary.

11.Replace back guard.

12.Reestablish electrical power to the dryer.

H. BEARINGS (Refer to illustrations in section F “Pulleys”)

To Replace Rear Tumbler (Basket) Support Pillow Block Bearing

1.Discontinue electrical power to the dryer.

2.Remove back guard.

3.Remove tumbler (basket) pulley.

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American Dryer Corp ML-145, ML-170 service manual Important Never strike the shaft directly with a hammer

Contents

American Dryer Corporation ML-145 / ML-170 Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Content Section Technical Information Important Information Safety Precautions Standards Cleaning Routine Maintenance Lubrication Adjustments Installation Requirements ENCLOSURE, AIR SUPPLY, and Exhaust RequirementsElectrical and GAS Requirements Operational Service Check Procedure Gas 10.5 inches water column 26.1 mb Control Panel Microprocessor Description of PartsControl Panel NON-MICROPROCESSOR Control BOX HSI HOT Surface Ignition Module GAS Burner AssemblyGas Models only Drive Motor Idler Assembly Blower Motor and Impellor GAS and SteamTumbler Basket Bearing and Pulley Arrangement Main Door Switch Sail Switch Gas Models onlyTumbler Basket Automatic Reset Thermostat HI-LIMIT Gas Models onlyLint Drawer Temperature Sensor Bracket NON-COMPUTER Lint Drawer SwitchSteam Damper System Compressed AIR Requirements Introduction ServicingComputer Controls To Replace Computer To Replace Microprocessor Temperature Sensor Probe To Replace Keyboard Touchpad Label Assembly To Remove Flame Probe Assembly Ignition ControlsTo Replace Gas Valve Refer to above burner illustration To Replace Main Burner Orifices To Test and Adjust Gas Water Column Pressure To Replace Burner Tubes To Convert from Natural Gas to L.P. Gas To Replace HSI Hot Surface Ignition Module ThermostatsTo Replace Burner Hi-Limit Thermostat Gas Models Only To Replace Sail Switch Sail Switch Assembly Gas Models only To Replace Main Door Assembly To Adjust Sail Switch To Replace Front Panel To Install New Main Door Glass To Replace Main Door Hinge Blocks PulleysTo Replace Tumbler Basket Pulley To Replace Large Idler Pulley To Replace Small Idler Pulley Tumbler Basket Assembly Tumbler Basket Alignment Vertical Up and Down AdjustmentTo Replace Motor Pulley To Replace Tumbler Basket or Tumbler Basket Support Tumbler Basket Alignment Lateral Side to Side Adjustment Important Never strike the shaft directly with a hammer To Replace Front Idler Shaft Pillow Block Bearing To Replace Front Tumbler Basket Support Pillow Block Bearing Belt Tension Adjustment Tumbler Basket to Idler To Replace Rear Idler Shaft Pillow Block BearingBelts Refer to illustrations in section F Pulleys To Replace V-Belts Belt Tension Adjustment Motor to IdlerMotors To Replace Drive Motor Impellor To Replace Lint Drawer Switch Lint Drawer Assembly To Replace Lint Screen Computer will not accept keyboard touchpad entries Troubleshooting Display is reading no Airflow Display is reading Rotation Sensor Fail Display is reading Drum Safety Fail Display is reading Sail Switch FailDisplay is reading Burner Safety Fail Display is reading No Heat Display is reading Burner Flame Failure Display is reading Burner Control FailureDisplay is reading Main Door Display is reading Lint Door Display is reading Hot Dryer operates but is taking too long to dryThermal overload for drive motor is tripping There is excessive vibration coming from the tumbler basket Overload for impellor fan motor is tripping Electrical Troubleshooting Diagnostic L.E.D. light emitting diode Display Failure Codes Phase 6 OPL System DiagnosticsPage E.D. Display Indicator Number E.D. light emitting diode Display Indicators E.D. Display Indicator Number FAN Blower Output L.E.D. light emitting diode Indicator AIR AIR JET Output L.E.D. Indicator OptionalHT1 Heat Output L.E.D. Indicator Lint Lint Door Input L.E.D. Indicator Fuse Main Fuse Input L.E.D. IndicatorMain Main Door Input L.E.D. Indicator Drum Tumbler Basket HI-LIMIT Input L.E.D. Indicator Power Supply Input L.E.D. Indicator Flame bURNER Control Fail Input L.E.D. Indicator E.D. Display Operating Status D. DISPLAY/CODES Phase 6 OPL Microprocessor L.E.D. Displays ALL REV E.D. Codes 1. Display Codes GAS Models only Power 24 VAC is not Evident AT GAS Valve GAS/ELECTRIC only BURNER/OVEN Open HI-LIMIT CircuitGAS only Ignition Attempt Failure Computer Logic and Wiring Diagram No Display Condition Blower motor does not operate, drive motor runs No Heat Drive and Blower Motors Run Steam Models No Heat Drive and Blower Motors Run Gas Models Door Condition Motor Plate High and LOW Voltage Technical Information Information on the Data Label Data Label How to Use a Manometer Using a Manometer ML-170 Tool List ADC 450429 1- 02/18/00-25