Henny Penny PFE-592 - Manual (Page 32)

Model 590/592
2. Use a wrench to loosen the valve from the pipe tee, turn
counterclockwise to remove.
3. Clean the inside of the pipe tee with hot water.
Turn the safety relief valve towards the rear of the fryer
when reinstalling safety relief valve.
4. Immerse the safety relief valve in a soapy water solution
for 24 hours. Use a 1 to 1 dilution rate. The valve cannot
be disassembled. It is factory preset to open at 14 1/2
pounds of pressure. If it does not open or close, it must
be replaced.
DO NOT DISASSEMBLE OR MODIFY THIS VALVE.
TAMPERING WITH THIS VALVE COULD CAUSE
SERIOUS INJURIES AND WILL VOID AGENCY
APPROVALS AND APPLIANCE WARRANTY.
Calibration Steps
The pressure gauge can be recalibrated should it be out of
adjustment.
1. Remove the rim and glass.
2. If the indication hand shows a pressure or vacuum reading
when it should stand at “0”, turn the recalibrator screw
in the same direction in which the indicating hand is to
be moved until the hand stands a proper “0” position.
3. Replace the rim and glass.
Cleaning Steps
1. Remove the gauge and check inside the pipe f ttings from
deadweight body. Make certain f ttings are clean and open.
2. Clean and reinstall the gauge.
2-16 1103
2-17. REMOVAL & CLEANING
OF SAFETY RELIEF
VALVE (Continued)
2-18. PRESSURE GAUGE
Adjusting
Screw