Model 590/592

2-21. DRAIN MICROSWITCH Upon pulling out on the drain handle, the microswitch should be activated and the unit will not heat, but when the handle is pushed back, the unit should operate properly. The bracket on the microswitch is slotted so it can be adjusted backward or forward.

1.Remove electrical power supplied to the unit.

To avoid electrical shock or property damage, move the power switch to OFF and disconnect main circuit breaker, or unplug cord at wall receptacle.

2.The following check should be made to determine if the drain switch is defective.

a.Remove bracket from the unit.

b.Remove wires from the switch.

c.Check for continuity across the two outside terminals on the drain switch. If circuit is open, the Drain Switch is bad. The circuit should only be opened by pressing on the actuator of the Drain Switch.

1/8” (4 mm) Gap

3. To replace switch, remove switch from the bracket, and install switch in reverse order.

4.Test to see if drain valve handle actuates the switch. The gap between the drain switch and the shaft should be no more than 1/8” (3 mm).

HINT: Listen for audible click of switch while pulling drain valve handle.

2-22

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Henny Penny 590, 592 manual mm Gap