Filtration Malfunctions - Frymaster Pro H50-Series Service And Parts Manual

COMMON COMPUTER COMPLAINTS
Most problems concerning computers have to do with programming them. There are four common
complaints:
1. Fryer constantly displays "HI."
Cause: Setpoint is incorrect or missing.
Corrective Action: Press
the setpoint.
2. Temperature is displayed in Celsius.
Cause: Computer is programmed to display in Celsius.
Corrective Action: Turn off computer first. Then press
3. Temperature is constantly displayed.
Cause: Computer is programmed for constant temperature display.
Corrective Action: Press
4. Computer times down too slowly or too quickly.
Cause: Computer is compensating for oil temperature via the sensitivity setting.
Corrective Action: Reprogram sensitivity setting for each product. Refer to the appropriate
section of the separate Frymaster Fryer Controllers User's Manual furnished with your fryer for
the operating instructions for your specific controller and suggested sensitivity settings.

1.7.5 Filtration Malfunctions

The majority of filtration problems arise from operator error. One of the most common errors is
placing the filter paper on the bottom of the filter pan rather than over the filter screen.
Whenever the complaint is "the pump is running, but no oil is being filtered," check the installation
of the filter paper, including that the correct size is being used. While you are checking the filter
paper, verify that the O-rings on the filter pan suction tube are present and in good condition.
Missing or worn O-rings will allow the pump to suck air and decrease its efficiency.
If the pump motor overheats, its thermal overload will trip, and the motor will not start until it is
reset. If the pump motor does not start, press the red reset switch located on the front of the motor.
If the pump then starts, something caused the motor to overheat. It may be just that several frypots in
a large battery of fryers were being filtered one after the other and the pump got hot. Letting the
pump cool down for at least a half-hour is all that is required in this case. More often, the pump
overheated for one of the following reasons:
1650, enter the correct setpoint using keypad, then press
165L.
1-28
1658.
to lock in