Filtration Problems - Frymaster 47 Series Service & Parts Manual

Common Computer Complaints
Most problems concerning computers have to do with programming them. There are four common
complaints. The complaints, their causes, and corrective actions are:
1. Fryer constantly displays "
Cause: Setpoint incorrect or missing.
Corrective Action: Press
lock in the setpoint.
2. Temperature is displayed in Celsius.
Cause: Computer is programmed to display in Celsius.
Corrective Action: 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 in accordance with
programming instructions in the 47 Series Installation & Operation manual.

1.9.5 Filtration Problems

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-ring on the bottom of the filter pan is present and in good condition. A
missing or worn O-ring 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 rear of the motor. If
the pump then starts, something caused the motor to overheat. It may be just that several frypots
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:
47 SERIES GAS FRYERS
CHAPTER 1: SERVICE PROCEDURES
".
1 6 5 0, enter the correct setpoint using keypad, then press
1 6 5 8.
1 6 5 L.
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