Repair manual

STEP

TEST

RESULT

REMEDY

16. Reconnect one lead of the ohmmeter to the COM wire at the

control board and connect the other ohmmeter lead to

generator ground. Does the ohmmeter read less than 10

ohms?

Yes

Reconnect HI LOW & COM wires

at control board only. Go to Step #17.

Replace probe wiring

17. Reconnect the ohmmeter across the LOW terminal at the

sensing probe & generator ground. Does the ohmmeter read

greater than 100,000 ohms?

Yes

Go to Step #18

Replace probe assembly

18. Reconnect the ohmmeter across the HI terminal at the sens-

ing probe & generator ground. Does the ohmmeter read

greater than 100,000 ohms?

Yes

Go to Step #19

Replace probe assembly

19. Remove probe and check for scale buildup on or across

probes. Replace probe assembly as required.