American Dryer Corp AD-310 Phase 7 service manual Excessive noise and vibration

Page 112

13.Steam damper system is not functioning properly (for STEAM MODELS ONLY)...

a.Steam damper sticking closed.

b.Leak in pneumatic system.

14.Undersized load, dryer requires a minimum load size of approximately 125 lbs (57 kg) for maximum drying efficiency.

R.Excessive noise and vibration...

1.Dryer is not leveled properly.

2.Impellor (fan/blower) out of balance...

a.Excessive lint buildup on impellor (fan/blower)...check air jet.

b.Failed impellor (fan/blower).

3.Loose motor mount.

4.Failed idler bearings or basket (tumbler) bearings.

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

6.Basket (tumbler) drive wheels are worn or are loose.

7.Set screws of basket (tumbler) drive shaft bearings are loose.

8.Failed motor bearing.

9.Drive wheel is loose.

10.Failed drive wheel.

S.Dryer will not tilt...

* Tilt to load.

1.Correct door signals are not present.

a.Door open to tilt up.

b.Door closed to tilt level.

2.Defective proximity switch.

3.No (external) compressed air to pneumatic switches...80 PSI (5.51 bars) required (11 cf/hr [0.31 cm/hr]).

4.Lint drawer is open.

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Image 112

Contents AD-310 Phase Retain This Manual In a Safe Place For Future Reference Important Note to PurchaserFor Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement AD-310 Reference Guide Base Section Section Explosion could ResultStandards Cleaning LiquidsAT 80 PSI 5.51 Bars Lubrication Every 3 MonthsAdjustments Days After Installation and Every 6 Months ThereafterSpecifications and Dimensions Dimensions Obligation Obligation Installation Requirements ENCLOSURE/AIR SUPPLY/EXHAUST RequirementsOperational Service Check Procedure Electrical and GAS RequirementsHeat Section Direct Spark Ignition DSI System COMPONENTS/FUNCTIONSVAC Direct Spark Ignition DSI Modules 225º F 107º C Thermostat Redundant Gas Valve First Visual Check Second Visual Check Third Visual Check Troubleshooting the Direct Spark Ignition DSI System ManometerPage Page Page First Visual Check Second Visual Check Third Visual Check With a Flame DSI Ignitor/Flame-Probe Assembly Adjustments Page Flash Green Continuously Page With a Flame DSI Ignitor/Flame-Probe Assembly Adjustments Page Light RED Continuously Page Createapotentialsafety Hazard Made of Brass and can be Easily DamagedSteam Coil System Operation General OverviewPage Page Page Page Sprinkler System Description MAN3488 Page Supplies Before Servicing the Dryer Page Page Tilting System Description Page Page Page Page Page AIR JET Assembly Page Blower Squirrel Cage Fan Motor Assembly Page Page Important do not Overtighten V-BELTS Important do not Overtighten V-BELTS Page Page FILTER/REGULATOR Assembly Regulator OperationDoor Systems Manual Doors Automatic Doors Page Page Page Control and Electrical System Ladder Diagram Page Button does not Disable the High Voltage to the Dryer Page ºC + ºC + ºK Page Page Page Page Page Page Tumbler/Drum SECTION. Serious Injury can Result Tumbler/Drum SECTION. Serious Injury can Result Basket Tumbler Drive System Important do not Overtighten Turnbuckle Important do not Overtighten Turnbuckle Page Page Important do not Overtighten Turnbuckle Page Page Page Phase 7 OPL System Diagnostics Inputs RED Outputs Green Fdrc RED L.E.D Lint RED L.E.D 100 101 Troubleshooting Drive motor is not operating does not start Impellor fan motor is not operating does not start 105 106 Dryer operates but is taking too long to dry Excessive noise and vibration 109 Procedure for Functional Check Replacement Components 111 ADC 450049 1- 09/14/00-25

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