Henny Penny 680 KFC Service Manual page 40

Foaming or boil-
ing over of
shortening.
Shortening will
not drain from
cookpot
Shortening leaking
through drain
valve.
Water in shortening.
Condensation line stopped
up.
Improper or bad
shortening.
Improper filtering.
Cold zone full of cracklings.
Improper rinsing after
cleaning the fryer.
Drain valve clogged with
crumbs.
Drain valve will not open by
pulling the knob.
Obstruction in drain.
Faulty drain valve.
At end of cooking cycle,
drain shortening and clean
cookpot. Add fresh
shortening.
Remove and clean conden-
sation line.
Use recommended
shortening.
Refer to the procedure
covering filtering the
shortening.
Filter shortening.
Clean and neutralize the
cookpot. Rinse with vinegar
to remove the alkaline, then
rinse with hot water and
dry cookpot.
Open valve - push cleaning
brush through drain open-
ing from inside of cookpot.
Replace cotter pins in valve
coupling.
Replace drain valve.