American Dryer Corp AD-170 service manual Sail Switch Assembly

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SECTION V
Servicing		13
A. Computer Controls		14
B. Ignition Controls		16
C. Thermostats		21
D. Sail Switch Assembly
	(for Gas Models ONLY)	22
E. Front Panel and Main Door Assemblies		23
F. Pulleys		26
G. Basket Assembly		28
H. Bearings
	(refer to illustrations in Section F "Pulleys")	30
I.	V-Belts
	(refer to illustrations in Section F "Pulleys")	32
J.	Motors	33
K. Impellor		35
L. Lint Drawer Assembly		35
SECTION VI
Troubleshooting		36
1. No display on computer		36
2. Computer will not accept key pad entries		36
3. Dryer will not start, but computer display indicators are on		37
4. Drive motor runs, burner is on, but basket will not turn		37
5. Drive motor and blower start, computer display heat indicator is on, but there is no heat		37
6. Dryer operates, probe sparks, but gas does not flow		38
7. Dryer operates, probe sparks but there is no ignition even though gas is evident		38
8. Dryer operates but is taking too long to dry		38
9. Thermal overload for drive motor is tripping		39
10. Overload for impellor (fan) motor is tripping		39
11. Dryer is cycling on burner hi-limit safety thermostat		39
12. Display reads "dSFL" (Dryer Sensor Circuit Failure)		40
13. Dryer does not start...display reads "door"		40
14. There is excessive vibration coming from the basket (tumbler)		40
SECTION VII
Electrical Troubleshooting		41
A. Phase 5 OPL System Diagnostics		42
B. LED Display Indicators		43
C. LED Display/Codes		46
D. Computer Logic and Wiring Diagram		49
SECTION VIII
Technical Information		56
A. Motor Plate (High and Low Voltage)		56
B. Data Label		57
C. Using a Manometer		58
D. AD-170 Tool List		59

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Contents AD-170 Retain This Manual In a Safe Place For Future Reference AD-170Page For Your Safety Table of Contents Sail Switch Assembly Safety Precautions Important InformationRoutine Maintenance CleaningAdjustments LubricationInstallation Requirements Enclosure, Air Supply, and Exhaust RequirementsOperational Service Check Procedure Electrical and Gas RequirementsControl Box Computer Panel AssemblyDescription of Parts DSI Module Gas Models OnlyBlower Motor and Impellor Hz Gas Models Only Gas Burner AssemblyDrive Motor Blower Motor and Impellor 50Hz, 60Hz Steam & 50Hz GasIdler Assembly Tumbler Bearing and Pulley ArrangementBasket Tumbler Main Door Switch Sail Switch Gas Models onlyHi-Limit Gas Models Only Lint Drawer Automatic Reset ThermostatLint Drawer Switch Steam Damper SystemServicing IntroductionTo Replace Keyboard Label Assembly Computer Controls To Replace ComputerTo Replace Microprocessor Temperature Sensor Probe Page To Replace Gas Valve see burner illustration on To Replace Main Burner OrificesTo Test and Adjust Gas Water Column Pressure To Convert from Natural Gas to L.P. Gas To Replace Burner Tubes To Replace DSI Module Sail Switch Assembly Gas Models Only To Replace Sail Switch To Adjust Sail SwitchTo Replace Main Door Assembly To Install New Main Door GlassTo Replace Front Panel To Replace Main Door Hinge PadPulleys To Replace Tumbler Pulley To Replace Small Idler PulleyTo Replace Large Idler Pulley To Replace Motor PulleyPage Basket Alignment Lateral Side to Side Adjustment To Replace Tumbler Basket or Tumbler Basket SupportImportant Never strike the shaft directly with a hammer To Replace Front Basket Support Pillow Block Bearing To Replace Front Idler Shaft Pillow Block BearingBelt Tension Adjustment Basket to Idler To Replace Rear Idler Shaft Pillow Block BearingBelts See illustrations in section F Pulleys Belt Tension Adjustment Motor to Idler To Replace V-BeltsMotors To Replace Drive Motor Page Lint Drawer Assembly To Replace Lint Screen To Replace Lint Drawer SwitchImpellor Troubleshooting No display on computerComputer will not accept key pad entries Dryer will not start, but computer display indicators are on Drive motor runs, burner is on, but basket will not turnDryer operates, probe sparks, but gas does not flow Dryer operates but is taking too long to dryDryer is cycling on burner hi-limit safety thermostat Thermal overload for drive motor is trippingOverload for impellor fan motor is tripping Display reads dSFL. Dryer Sensor Circuit Failure Dryer does not start. Display reads doorThere is excessive vibration coming from the basket Electrical Trouble Shooting Phase 5 OPL System Diagnostics Diagnostic LED Display Failure CodesLED Display Indicators Page Page LED Display/Codes Cycle StatusLED Display Codes CY FFill Fault Codes Computer Logic and Wiring DiagramPage No Display Condition Page Blower motor does not operate, drive motor runs Door condition Microprocessor reads Dsfl Technical Information Motor Plate High and Low VoltageData Label Contacting American Dryer Corporation ADC Information on the Data LabelUsing a Manometer HOW to USE a ManometerAD-170SE Tool List ADC450400 1- 02/27/98-50