American Dryer Corp AD-120ES II Dryer operates but is taking too long to dry load

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H.Dryer operates but is taking too long to dry load...

1.Heating unit cycling on hi-limit thermostat (for GAS AND ELECTRIC MODELS ONLY).

2.Steam damper binding in partially open position (for STEAM MODELS ONLY).

3.Lint and/or dust accumulation on steam coil fins (for STEAM MODELS ONLY).

4.Housekeeping...

a.Lint screen and lint compartment are not being cleaned on a regular basis.

b.Lint accumulation in location exhaust system.

5.Insufficient make-up air.

6.Failed hi-limit thermostat (for GAS AND ELECTRIC MODELS ONLY).

7.Failed lint compartment (225º F [107.2° C]) safety thermostat circuit.

8.Extractors (washers) are not performing properly.

9.Low and/or inconsistent gas pressure (for GAS MODELS ONLY).

10.Gas supply may have low heating value (for GAS MODELS ONLY).

11.Sail switch is fluttering (for GAS AND ELECTRIC MODELS ONLY)...

a.Restriction in location exhaust system.

12.Fault in electric oven element circuit (for ELECTRIC MODELS ONLY)...

a.Failed element(s).

b.Failed oven contactor (relay).

13.Exceptionally cold/humid or low barometric pressure atmosphere.

14.Blower (impellor/fan) motor rotation direction is incorrect.

I.Dryer is cycling on hi-limit thermostat (for GAS AND ELECTRIC MODELS ONLY)...

1.Blower (impellor/fan) motor rotation direction is incorrect.

2.Insufficient make-up air.

3.Restriction in exhaust system...

a.Undersized exhaust ducting.

4.Lint screen needs cleaning.

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Contents AD-120ES Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Cleaning Adjustments Lubrication Data LabelImportant Information Receiving and HandlingSafety Precautions What to do if YOU Smell GASStandards SPECIFICATIONS/COMPONENT Identification SpecificationsADG-120ES ADE-120ES ADS-120ES Component Identification Page Installation Procedures Location RequirementsUNPACKING/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 Steam Information 862.84 kPa689.47 kPa 204 kg/hrPage Bars Page Preparation for Operation Preoperational Tests Inches 26.1 mb water column Shut Down Instructions Basket CoatingOperating Instructions SERVICE/PARTS Information ServiceParts Warranty Information Returning Warranty CardsWarranty Returning Warranty PartsPage Routine Maintenance CleaningSuggested Cleaning Schedule Steam Dryers Adjustments LubricationTroubleshooting Drive motor is not operating does not startBlower motor is not operating does not start Microprocessor controller computer display reads dSFL Microprocessor controller computer display reads doorFailed 24 VAC transformer No heat for Steam Models only No heat for Electric Models onlyDryer operates but is taking too long to dry Condensation on main door glassDryer is making scraping noise at basket tumbler area Excessive noise and/or vibrationDrive motor only is not operating does not start GAS ModelsElectric Models Dryer operates but is taking too long to dry load Failed hi-limit thermostat for GAS and Electric Models onlyCondensation on main door glass Data Label Information Data LabelSerial Number Reversing Timer SPIN/DWELL Adjustments Timing LegendProcedure 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