Henny Penny PFG-691 Technical Manual page 12

1-3. TROUBLESHOOTING (Continued)
Problem
With switch in
POWER position,
the fryer is completely
inoperative
(no power)
Pressure will not
exhaust at end of
cook cycle
Operating
pressure too high
DO NOT OPERATE UNIT. IF HIGH PRESSURE CONDITIONS EXIST, SEVERE
INJURIES AND BURNS WILL RESULT. PLACE THE POWER/PUMP SWITCH IN THE
OFF POSITION IMMEDIATELY. RELEASE THE PRESSURE BY ALLOWING UNIT TO
COOL. THE PRESSURE WILL THEN DROP. DO NOT RESUME USE OF UNIT UNTIL
CAUSE OF HIGH PRESSURE HAS BEEN FOUND AND CORRECTED.
Sept. 2004
Cause
POWER SECTION
•
Open circuit
PRESSURE SECTION
•
Exhaust line from solenoid
valve to exhaust tank
clogged
•
Solenoid valve clogged
•
Deadweight clogged
•
Exhaust line to stack clogged
1-6
Model 691
Correction
•
Check to see that unit is
plugged in
•
Check the breaker or fuse
at supply box
•
Check voltage at wall
receptacle
•
Check POWER switch;
replace if defective
•
Check cord and plug
•
Turn unit off and allow
fryer to cool to release
pressure from frypot;
clean all pressure lines,
exhaust stacks, and exhaust
tank
•
Check and clean solenoid
valve
•
Turn unit off and allow
fryer to cool to release
pressure from frypot;
remove deadweight and clean
•
Clean exhaust line to stack