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• Remove the connector at the motor and take measurements as shown in the following table.
Recirc to Neutral 10 - 12 Ω RD to WH
Drain to Neutral 10 - 12 Ω YL to WH
Recirc to Drain 20 - 25 Ω RD to YL
• If the resistance is much higher than shown, replace the pump motor.
• If the resistance at the pump motor is correct, there is an open circuit in the wiring between the
motor and the motor controller. Repair or replace the lower wiring harness.
• If the pump motor windings and motor controller are OK, repair or replace the pump.