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

Page 55

5.Failed Direct Spark Ignition (DSI) ignitor/flame-probe assembly.

6.Failed microprocessor controller (computer).

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

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

2.Sail switch is fluttering...

a.Lint screen is dirty.

b.Restriction in exhaust ductwork.

3.Insufficient make-up air.

4.Failed ignitor/flame-probe assembly.

5.Failed 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 [5.51 bars] is required).

4.Failed steam damper 24 VAC pneumatic solenoid switch.

5.Failed piston.

6.Steam damper stuck closed.

7.Airflow control valve restricting incoming compressed air.

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

1.Fault in sail switch circuit...

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

b.Sail switch is 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.

51

Image 55

Contents AD-120ES Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Data Label Cleaning Adjustments LubricationReceiving and Handling Important InformationWhat to do if YOU Smell GAS Safety PrecautionsStandards Specifications SPECIFICATIONS/COMPONENT IdentificationADG-120ES ADE-120ES ADS-120ES Component Identification Page Location Requirements Installation ProceduresUNPACKING/SETTING UP Page This Exhaust Duct Transition Piece Must be Installed First Dryer Enclosure Requirements Fresh AIR Supply Requirements Exhaust Requirements Page Downstream of Dryer Page Page Page Electrical Information Electrical Service Specifications PER Dryer ADE-120 II 72 Kw Electric Reversing, 3ø ADE-120 II 80 Kw Electric Reversing, 3ø Page Page GAS Information Type of GAS Page Page 204 kg/hr Steam Information862.84 kPa 689.47 kPaPage Bars Page Preparation for Operation Preoperational Tests Inches 26.1 mb water column Basket Coating Shut Down InstructionsOperating Instructions Service SERVICE/PARTS InformationParts Returning Warranty Parts Warranty InformationReturning Warranty Cards WarrantyPage Cleaning Routine MaintenanceSuggested Cleaning Schedule Steam Dryers Lubrication AdjustmentsDrive motor is not operating does not start TroubleshootingBlower motor is not operating does not start Microprocessor controller computer display reads door Microprocessor controller computer display reads dSFLFailed 24 VAC transformer 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 is making scraping noise at basket tumbler areaGAS Models Drive motor only is not operating does not startElectric Models Failed hi-limit thermostat for GAS and Electric Models only Dryer operates but is taking too long to dry loadCondensation on main door glass Data Label Data Label InformationSerial Number Timing Legend Reversing Timer SPIN/DWELL AdjustmentsProcedure for Functional Check Replacement Components Page Page P O R T a N T ADC P/N114501 ADC 02/07/01-25 02/12/01-25 04/06/01-25 06/27/01-25