American Dryer AD-120ES manual No heat for Steam Models only, No heat for Electric Models only

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P.No heat (GAS MODEL ONLY)...ignitor sparks, burner goes on and off right away ...

1.DSI ignitor / flame-probe out of adjustment...reposition closer to the flame area.

2.Sail switch is fluttering ...

a.Lint screen dirty.

b.Restriction in exhaust duct work.

3.Insufficient make-up air.

4.Failed ignitor / flame-probe assembly.

5.Failed Direct Spark Ignition (DSI) module.

6.Failed gas valve.

Q.No heat (for STEAM MODELS ONLY) ...

1.Fault in lint chamber sensor bracket hi-heat (limit) protector thermostat.

2.Failed microprocessor controller (computer).

3.No (external) compressed air to steam damper (80 psi required).

4.Failed steam damper 24 VAC pneumatic solenoid switch.

5.Failed piston.

6.Steam damper stuck closed.

7.Air flow control valve restricting incoming compressed air.

R.No heat (for ELECTRIC MODELS ONLY) ...

1.Fault in sail switch circuit...

a.Sail switch out of adjustment and/or faulty (failed).

b.Sail switch not closing or fluttering...

1)Check impellor (fan/blower) motor and rotation direction.

2)Restriction in the location exhaust system.

2.Failed oven hi-limit.

3.Failed lint compartment automatic (225º) safety thermostat.

4.Failed oven contactor (relay).

5.Failed microprocessor controller (computer).

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Contents AD-120ES Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Important Information SectionWhat to do if YOU Smell GAS Safety PrecautionsStandards Specifications Specifications / Component IdentificationADG-120ES ADE-120ES ADS-120ES Dryer Front View Component IdentificationDryer Rear View Location Requirements Installation ProceduresUNPACKING/SETTING UP Leveling Dryer Dryer Enclosure Requirements Fresh AIR Supply General Exhaust Duct Work Information Exhaust RequirementsPage Single Dryer Venting Multiple Dryer Common Venting Page ADG-120ES for GAS Models ADE-120ES for 80 KW Electric Models Page Electrical Information ADG-120ES Reversing, 3ø GAS ADS-120ES Reversing, 3ø Steam Electrical Service Specifications PER DryerADE-120ES 72 Kw Electric Reversing, 3ø ADE-120ES 80 Kw Electric Reversing, 3ø Page Page Gas Supply GAS InformationType of Gas Page Page Steam Coil PH Level Installation InstructionsSteam Requirements , High Pressure Steam Damper System Steam Damper System Operation Steam Damper AIR System ConnectionsSteam Damper AIR Piston Flow Control Operation Adjustment Preparation for Operation Natural GAS Preoperational TestsPage Page Operating Instructions Shut Down Instructions Service SERVICE/PARTS InformationParts Returning Warranty Parts Warranty InformationReturning Warranty Cards WarrantyPage Cleaning Routine MaintenanceDays Lubrication AdjustmentsNo L.E.D. display microprocessor computer models only TroubleshootingDrive motor not operating does not start Blower motor not operating does not start Microprocessor controller computer display reads door Microprocessor computer display reads dSFLPage No heat for Electric Models only No heat for Steam Models onlyCondensation on main door glass Dryer operates but is taking too long to dryExcessive noise and/or vibration Dryer or scraping noise at basket tumbler areaDrive motor only not operating does not start Failed reversing timer for Reversing Models onlyBlower impellor/fan motor only not operating does not start Dryer operates but is taking too long to dry load Heat unit not operating for only one 1 temperature selectionFailed hi-limit thermostat for GAS and Electric Models only Sail switch is fluttering for GAS and Electric Models onlyDryer scraping noise at basket tumbler area Timing Legend Reversing Timer SPIN/DWELL AdjustmentsMicroprocessor computer Board Procedure for Functional Check Replacement ComponentsDirect Spark Ignition DSI System