Drain Valve - Henny Penny 680 KFC Service Manual

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.
3. To replace switch, remove &-h-es going to switch and install
new switch in reverse order of above procedures.
4. Test to see if drain valve extension rod actuates the switch.
NOTE: Listen for CLICK of switch while pulling drain
valve extension rod.
The drain valve opens when the drain valve knob is pulled out
and drains the shortening out of the pot.
1. Remove both side panels of unit.
2. Remove cotterpin closest to drain valve.
3. Remove blower (see maintenance section on blower).
4. Unscrew shield from drain valve.
5. Unscrew drain valve from unit.
6. Install new drain valve in reverse order.