ADC AD-410 service manual 108

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K.Microprocessor controller (computer) L.E.D. display reads “door” and the microprocessor controller (computer) “DOOR” L.E.D. (light emitting diode) indicator is on...

1.Failed microprocessor controller (computer).

L.Microprocessor controller (computer) will not accept any keyboard [touchpad] entries, (i.e., L.E.D. [light emitting diode] display reads "FILL" and when keyboard [touchpad] entries are selected, the L.E.D. [light emitting diode] display continues to read “FILL”)...

1.Dryer is not in level position.

2.Broken connection between level switches.

3.Level switches need to be adjusted.

4.Failed keyboard (touchpad) label assembly.

5.Failed microprocessor controller (computer).

M.Microprocessor controller (computer) will only accept certain keyboard (touchpad) entries...

1.Failed keyboard (touchpad) label assembly.

2.Failed microprocessor controller (computer).

N.Microprocessor controller (computer) locks up and L.E.D. (light emitting diode) display reads erroneous messages or only partial segments...

1.Transient power voltage spikes... disconnect the electrical power to the dryer, wait one (1) minute and reestablish power to the dryer. If problem is evident ...

a.Failed microprocessor controller (computer).

b.Failed keyboard (touchpad) label assembly.

O.Dryer stops during a cycle, microprocessor controller (computer) buzzer (tone) sounds for five

(5) seconds, L.E.D. (light emitting diode) display reads “dSFL” for approximately thirty (30) seconds and then returns to “FILL”...

1.Loose connection somewhere between the microprocessor controller (computer) and the micro- processor temperature sensor.

P.Dryer stops during a cycle, microprocessor controller (computer) buzzer (tone) sounds for a few seconds, and then microprocessor controller (computer) L.E.D. (light emitting diode) returns to “FILL”...

1.Loose connection somewhere in the main power circuit to the microprocessor controller (computer).

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Contents American Dryer Corporation Retain This Manual In a Safe Place For Future Reference Important Note to PurchaserFor Your Safety Page Table of Contents Section Troubleshooting AD-410 Reference Guide Base Section AD-410 Operator CONTROLS/INDICATORS AD-410 Machine Operational SummaryControl Power On END of Cycle / Heater Fault Indicator / AIR JET AD-410 Machine Operation Troubleshooting Information AIR JETUnload Tilted Load TiltedDRY If Both AIR Flow Switches are not Open AT this Time GAS PressureImportant Information ONE 1 Burner will not Ignite AT the Beginning of a Cycle System Ladder DiagramONE 1 Burner will not Ignite During a Drying Cycle Solenoid Control Optional Sprinkler Control SignalsLint Drawer / Guard Status Page Explosion could Result What to do if YOU Smell GASStandards National Electric Code ANSI/NFPA no -LATEST EditionSuggested Cleaning Schedule CleaningLiquids Monthly Lubrication Adjustments Days After Installation and Every 6 Months ThereafterGas Dimensions AD-410 with Inlet AIR Adapter Installation Requirements Enclosure / AIR Supply / Exhaust RequirementsOperational Service Check Procedure Electrical Requirements and GAS RequirementsHeat Section Direct Spart Ignition DSI System COMPONENTS/FUNCTIONS24 VAC Direct Spark Ignition DSI Module Repairable ADC Direct Spark Ignition DSI Operation Flow Chart Troubleshooting the Direct Spark Ignition DSI System ManometerMAN0677 Page If not, refer to the Second Visual Check on First Visual Check Second Visual Check Third Visual Check Are no Retries Leaks with a Flame Continuously Page Page Create a Potential Safety Hazard Page Steam Coil System Operation General OverviewPage Page Page Page Sprinkler System Description Require any adjustment Page Page Supplies Before Servicing the Dryer MAN3169 Tilting System Description Page Tilting Pistons Page Page Page Page AIR JET Assembly Page Blower Squirrel Cage Fan Motor Assembly Leave enough movement for V-belt adjustment Page Important do not Overtighten V-BELTS Important do not Overtighten V-BELTS Page Page Filter and Regulator Assembly Door Systems Page Page Page Page Allow a full 72 hours for the silicone to cure Page Control and Electrical System Page Button does not Disable the High Voltage to the Dryer If the Opposite Side is not LEVEL, the Dryer will not Tilt ºC + Page Page Page Page Page Page MAN3405 Page Page Page Tumbler Basket System Important do not Over Tighten Turnbuckle Install new V-belts Tighten turnbuckle For Gear Reducer removal refer to Section d on page 99 Page Do not tighten 101 102 103 Troubleshooting Drive motor is not operating does not start Impellor fan motor is not operating does not start 107 108 Dryer operates but is taking too long to dry Excessive noise and vibration Dryer will not level from a tilt position Procedure for Functional Check Replacement Components 113 ADC450414 1- 05/27/99-25