Alliance Laundry Systems EAJ920*A Troubleshooting Guide download pdf (Page 28)

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Section 2

TROUBLESHOOTING

ELECTRIC DRYER

NO HEAT ANALYSIS

REPLACE INOPERATIVE

WIRING AT TERMINAL

BLOCK TO ELECTRONIC

CONTROL.

NO HEAT ANALYSIS

NO NO

DURING OPERATION AN "OP"

OR "SH" MAY BE DISPLAYED.

THIS INDICATES AN OPEN OR

SHORTED THERMISTOR.

USE DIAGNOSTIC TEST

"DRYER ON TEMPERATURE TEST".

IF "SH" OR "OP" APPEAR, DO

THE FOLLOWING CHECKS:

– CHECK WIRING AT THERMISTOR.

– REPLACE THERMISTOR.

NO

REPLACE LIMIT THERMOSTAT

AND THERMAL FUSE.

YES YES

DOES THE

THERMISTOR

TEMPERATURE

CHECK OUT ACCORDING

TO THE DIAGNOSTIC

TEST?

YES

(1) (2)

(3)

CHECK

VOLTAGE AT

PNK/BLK "FS–1"

TO "H4-3",

IS THERE

VOLTAGE?

CHECK

VOLTAGE AT

ELEMENT

ORANGE TO NEUTRAL,

IS THERE

VOLTAGE?

CHECK

VOLTAGE AT

ORANGE "FS–2"

TO "H4-3",

IS THERE

VOLTAGE?

AFTER CHECKING FOR CORRECT

WIRING, REPLACE INOPERATIVE

THERMISTOR.

REPLACE HEATING

ELEMENT.

REPLACE ELECTRONIC

CONTROL BOARD.

YES

NO

D214S

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