American Dryer Corp MD-170 manual Dryer or scraping noise at tumbler basket area

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Z.Dryer or scraping noise at tumbler (basket) area...

1.Check for object caught in tumbler (basket)/wrapper area.

2.Tumbler (basket) is out of proper alignment ...

a.Check both vertical alignment and lateral alignment.

b.Check gap between front panel and tumbler (basket)...set screws may have come loose, and tumbler (basket) walked forward or back.

3.Loose tumbler (basket) tie rod.

4.Failed tumbler (basket) support.

AA. Excessive noise and/or vibration...

1.Dryer is not leveled properly.

2.Impellor (fan/blower) "squirrel cage" out of balance ...

a. Excessive lint buildup impellor (fan/blower) "squirrel cage."

NOTE: Check to insure that the air jet is functioning.

b. Failed impellor (fan/blower) "squirrel cage."

3.Loose tumbler (basket) tie rod.

4.Failed tumbler (basket) support.

5.Loose motor mount.

6.Failed idler, tumbler (basket), or impellor (fan) bearings.

7.V-belt(s) either too tight or too loose.

8.Bearing set screws (tumbler basket], idler, or impellor [blower] shaft) are loose.

9.Failed motor bearings.

TIMER MODELS

A.Dryer will not start...both drive and blower motors are not operating (indicator light is off)...

1.Service panel fuse blown or tripped breaker.

2.Dryer control circuit L1 or L2 1/2-amp fuse is blown.

3.Open main door/lint drawer switch circuit ...

a. Lint drawer switch is not closed ALL the way.

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Contents MD-170 Installation/Operators Manual Maytag CoRetain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement Section Important InformationSafety Precautions What to do if YOU Smell GASGAS Supply or the Steam Supply Before ANY Covers or Specifications / Component Identification Specifications GAS and SteamSpecifications MDG-170 Gas MDS-170 Steam Component Identification Page Installation Procedures Location RequirementsUNPACKING/SETTING UP Round duct can now be connected to the dryer Dryer Enclosure Requirements Fresh AIR Supply Exhaust Requirements Create a Potential Fire HazardPage Page Page Page Page Electrical Information MDG-170 Gas MDS-170 Steam Page Page GAS Information Type of GAS Latest Edition Page Steam Information Steam Requirements High PressureSteam Damper System Diagram 621 kPaPage Switch Otherwise the Dryer will not Start Preparation for OPERATION/START-UPPreoperational Tests Natural Gas Inches W.C .5 millibars Shut Down Instructions Basket CoatingCompressed AIR Requirements 621 kPaParts SERVICE/PARTS InformationService Warranty Information Returning Warranty CardsClean the lint drawer or screen every third or fourth load Routine MaintenanceCleaning Createa Potentialfire Hazard Adjustments LubricationTroubleshooting Drive motor is not operating does not startBlower impellor/fan motor is not operating does not start Failed blower impellor/fan drive shaft bearingsFailed 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 Dryer or scraping noise at tumbler basket area AA. Excessive noise and/or vibrationFailed 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 Reversing Timer SPIN/DWELLADJUSTMENTS Timing LegendData Label Location / Information Data Label GAS Manifold Pressure for GAS DryersProcedure for Functional Check Replacement Components Microprocessor computer BoardModels 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