Specifications

Part Number STH12 9/10 97
NO
NO
YES
NO
CHECK ALL WIRES
AND
CONNECTORS TO
CIRC MOTOR,
CHECK CIRC
MOTOR
DISPLAY SHOWS
POWER UP
COUNTDOWN“PdXX”
VOLTAGE
AT ERC
AGIT
OUTPUT
TERMINALS
VOLTAGE
AT ERC
AGIT
OUTPUT
TERMINALS
NO
NO/ END
YES
YES
REPLACE KEYPAD / DISPLAY
020001986
REPLACE ERC
CONTROL
BOARD
020001985
REPLACE
KEYPAD /
DISPLAY IF
BAD 020001986
ORIF
WIRES/MOTOR
OK, REPLACE
ERC BOARD
020001985
CHECK ALL WIRES
AND CONNECTORS
FOR OPEN ON CARB
TANK WIRING
HARNESSCHECK
CARB MOTOR
REPLACE ERC CONTROL
BOARD 020001985
IF DISPLAY FLASHES ERRATIC
NUMBERS / SYMBOLS, REPLACE
KEYPAD / DISPLAY020001986
REPLACE ERC
CONTROL BOARD
GENERAL NOTE: FOR DISPLAY PROBLEMS, IF
COUNTDOWN OCCURS ON POWER UP, “PdXX”,
THEN DISPLAY IS PROBABLY AT FAULT, NOT
ERC
020001985