American Dryer Corp MD-170 manual Steam Models

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b.Poor air/gas mixture (too much gas or not enough air) at burner...yellow or poor flame pattern ...

1)Not enough make-up air.

2)Restriction in exhaust.

3)Gas pressure too high.

4)Impellor (blower/fan) "squirrel cage" rotating in the wrong direction.

5)Burner orifice size (D.M.S.) too large for application (i.e., high elevation).

c.Sail switch is fluttering ...

1)Restriction in exhaust...

a)Lint drawer screen is dirty or is not being cleaned often enough.

d.Failed burner hi-limit switch...opens at incorrect temperature.

e.Gas supply may have low heating value.

8.Steam Models

a.Low steam supply ...

1)Steam trap too small.

2)Supply line too small.

b.Low steam pressure.

c.Insufficient make-up air.

d.Lint drawer screen is dirty or is not being cleaned often enough.

e.Restriction in exhaust.

f.Dirty steam coil ...

1)Fins clogged with lint.

g.Steam damper system not functioning properly ...

1)Damper is sticking closed.

2)Leak in pneumatic (air) system.

9.Extractors (washers) not performing properly.

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Contents Maytag Co MD-170 Installation/Operators ManualRetain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement Important Information SectionWhat to do if YOU Smell GAS Safety PrecautionsGAS Supply or the Steam Supply Before ANY Covers or Specifications GAS and Steam Specifications / Component IdentificationSpecifications MDG-170 Gas MDS-170 Steam Component Identification Page Location Requirements Installation ProceduresUNPACKING/SETTING UP Round duct can now be connected to the dryer Dryer Enclosure Requirements Fresh AIR Supply Create a Potential Fire Hazard Exhaust RequirementsPage Page Page Page Page Electrical Information MDG-170 Gas MDS-170 Steam Page Page GAS Information Type of GAS Latest Edition Page Steam Requirements High Pressure Steam InformationSteam Damper System 621 kPa DiagramPage Preparation for OPERATION/START-UP Switch Otherwise the Dryer will not StartPreoperational Tests Natural Gas Inches W.C .5 millibars Basket Coating Shut Down Instructions621 kPa Compressed AIR RequirementsService SERVICE/PARTS InformationParts Returning Warranty Cards Warranty InformationCleaning Routine MaintenanceClean the lint drawer or screen every third or fourth load Createa Potentialfire Hazard Lubrication AdjustmentsDrive motor is not operating does not start TroubleshootingFailed blower impellor/fan drive shaft bearings Blower impellor/fan motor is not operating does not startFailed microprocessor controller computer Failed keyboard touchpad label assembly GAS Models Steam Models Dryer operates but is taking too long to dry Gas Models Condensation on main door glass AA. Excessive noise and/or vibration Dryer or scraping noise at tumbler basket areaFailed drive motor contactor relay Failed motor Failed blower impellor/fan drive shaft bearings Steam Models Gas Models Steam Models Condensation on main door glass Excessive noise and/or vibration Timing Legend Reversing Timer SPIN/DWELLADJUSTMENTSData Label Location / Information GAS Manifold Pressure for GAS Dryers Data LabelMicroprocessor computer Board Procedure for Functional Check Replacement ComponentsModels manufactured with ADC module Part No Theory Of Operation P O R T a N T ADC P/N114501 02/16/00-25 2- 02/25/00-250