Specifications

Part Number STH12 9/10 151
Circulation System A or B
CIRCULATING
SYSTEM A OR B
CIRC MOTOR
DOES NOT
TURNON
CIRC MOTOR
DOES NOT
TURNON
VERIFY NO
“E1” ERROR
VERIFY KEYPAD /
DISPLAY WORKS,
CIRC LED GOES
ON AND OFF
VERIFY VOLTAGE
AT CIRC OUTPUT
TERMINALS ON
ERC
CHECK ALL WIRES
AND
CONNECTORS TO
CIRC MOTOR,
CHECK CIRC
MOTOR
REPLACE
KEYPAD /
DISPLAY IF
BAD 020001986
ORIF
WIRES/MOTOR
OK, REPLACE
ERC BOARD
020001985