American Dryer Corp ML-310 Phase 7 service manual 106

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5.Front or rear doors are opened during cycle.

6.Failed microprocessor controller (computer) input/output (I/O) board.

J.Microprocessor controller (computer) light emitting diode (L.E.D.) displays “Lint Drawer Open.”

1.Lint drawer is not closed ALL the way.

2.Lint drawer switch is out of proper adjustment.

3.Failed lint drawer switch.

4.Failed microprocessor controller (computer) I/O board.

K.Microprocessor controller (computer) will not accept any keyboard (touch pad) entries, (i.e., L.E.D. display reads “READY” and when keyboard [touch pad] entries are selected, the L.E.D. display continues to read “READY”)...

1.Failed keyboard (touch pad) label assembly.

2.Failed microprocessor controller (computer) display board.

L.Microprocessor controller (computer) will only accept certain keyboard (touch pad) entries...

1.Failed keyboard (touch pad) label assembly.

2.Failed microprocessor controller (computer) display board.

M.Microprocessor controller (computer) locks up and the display reads erroneous messages or only partial segments...

1.Transient power voltage spikes...disconnect the electrical power to the dryer, wait one (1) minute and reestablish power to the dryer. If problem is still evident...

a.Failed microprocessor controller (computer).

b.Failed keyboard (touch pad) label assembly.

N.Dryer stops during a cycle, microprocessor controller (computer) buzzer (tone) sounds for a few seconds, and then microprocessor controller (computer) returns to “READY”...

1.Loose connection somewhere in the main power circuit to the microprocessor controller (computer).

O.Microprocessor controller (computer) display reads “Rotation Fault”...

1.Rotational sensor circuit failure...fault somewhere in the basket (tumbler) rotation or circuit...

a.Basket (tumbler) is not rotating...

1)Broken basket (tumbler) drive belts.

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Contents ML-310 Phase Retain This Manual In a Safe Place For Future Reference Important Note to PurchaserFor Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement ML-310 Reference Guide Base Section Section Explosion could ResultStandards Cleaning LiquidsAT 80 PSI 5.51 Bars Lubrication Every 3 MonthsAdjustments Days After Installation and Every 6 Months ThereafterSpecifications and Dimensions Dimensions Obligation Obligation Installation Requirements ENCLOSURE/AIR SUPPLY/EXHAUST RequirementsOperational Service Check Procedure Electrical and GAS RequirementsHeat Section Direct Spark Ignition DSI System COMPONENTS/FUNCTIONSVAC Direct Spark Ignition DSI Modules Valves are not Field Repairable First Visual Check Second Visual Check Third Visual Check Troubleshooting the Direct Spark Ignition DSI System DSI Ignitor GAP Feeler GaugePage Page Page First Visual Check Second Visual Check Third Visual Check With a Flame GAP on the Ignitor/Flame-Probe Page Flash Green Continuously Page With a Flame GAP on the Ignitor/Flame-Probe Page Light RED Continuously Page Createapotentialsafetyhazard Made of Brass and can be Easily DamagedSteam Coil System Operation General OverviewPage Page Page Page Sprinkler System Description MAN3488 Page Supplies Before Servicing the Dryer Page Page Tilting System Description Page Page Page Page Page AIR JET Assembly Page Blower Squirrel Cage Fan Motor Assembly Page Page Important do not Overtighten V-BELTS Important do not Overtighten V-BELTS Page Page FILTER/REGULATOR Assembly Regulator OperationDoor Systems Manual Doors Automatic Doors Page Page Page Control and Electrical System Ladder Diagram Page Button does not Disable the High Voltage to the Dryer Page ºC + ºC + ºK Page Page Page Page Page Page Tumbler/Drum SECTION. Serious Injury can Result Page Basket Tumbler Drive System Important do not Overtighten Turnbuckle Important do not Overtighten Turnbuckle Page Page Important do not Overtighten Turnbuckle Page Page Page Phase 7 OPL System Diagnostics Inputs RED Outputs Green Fdrc RED L.E.D Lint RED L.E.D 100 101 Troubleshooting Drive motor is not operating does not start Impellor fan motor is not operating does not start 105 106 Dryer operates but is taking too long to dry Excessive noise and vibration 109 Procedure for Functional Check Replacement Components 111 ADC450421 1- 10/03/00-10