American Dryer Corp MDG-30 installation manual Main burners are burning with a yellow flame

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4.Basket (tumbler) is out of adjustment or adjustment bolts (hardware) are loose.

5.Failed basket (tumbler) support.

6.Loose motor mount.

7.Failed idler or basket (tumbler) bearings.

8.V-belts either too tight or too loose.

S. Main burners are burning with a yellow flame...

1.Burner air shutters are out of adjustment.

2.Insufficient make-up air.

3.Dust or lint burner.

4.Insufficient gas pressure.

MECHANICAL COIN MODELS

A.Heating unit is not operating (all temperature selections)...

1.Fault in sail switch circuit...

a.Sail switch is out of adjustment or failed.

b.Sail switch is not closing or fluttering...

1)Check blower (impellor/fan) motor and rotation direction.

2)Restriction in location exhaust system.

2.Failed burner hi-limit circuit.

3.Failed lint compartment automatic (225° F [107° C]) safety thermostat circuit.

4.Failed heat selector switch.

B.Heat unit is not operating for only one (1) temperature selection...

1.Failed thermostat corresponding to selection made.

2.Failed heat selector switch.

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

1.Heating unit cycling on hi-limit thermostat.

2.Housekeeping...

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Contents MDG-30 Coin Installation Manual Retain This Manual In a Safe Place For Future Reference Foryour Safety Page Table of Contents Section Procedure for Functional Check of Replacement Receiving and Handling Important InformationWhat to do if YOU Smell GAS Safety PrecautionsPage Specifications SpecificationsSpecifications GAS only Unpacking and Setting UP Installation ProceduresLocation Requirements Dryer Enclosure Requirements Fresh AIR Supply Requirements Exhaust Requirements Single Dryer Venting Vertical Venting Multiple Dryer Common Venting Illus. D Importantventingreminders Electrical Requirements Electrical InformationMust be Provided Single-Phase 1ø Electrical Connections Leads 120 GASGAS Information Kcal/hr Rating22,680 This Pipe Size Requirement Page Preparation for Operation and START-UP Preoperational Tests Basket Tumbler Coating Preoperational InstructionsPage Select Temperature Shutdown Instructions SERVICE/PARTS Information ServiceParts Warranty Information Returning Warranty CardsWarranty Routine Maintenance CleaningSuggested Cleaning Schedule Lubrication AdjustmentsTroubleshooting No light emitting diode L.E.D. displayDrive motor is not operating does not start Microprocessor controller computer display reads dSFL Blower motor is not operating does not startNo heat, ignitor sparks, burner goes on and off right away Microprocessor controller computer display reads doorDryer operates but is taking too long to dry Condensation on main door glass Dryer is making scraping noise at basket tumbler areaExcessive noise or vibration Heating unit is not operating all temperature selections Main burners are burning with a yellow flameDryer operates but is taking too long to dry load Dryer is cycling on hi-limit thermostat Data Label Datalabel InformationSerial Number Procedure for Functional Check Replacement Components Page Page Burner Manual Reset HI-LIMIT Instructions 12/15/99-150