Frymaster EH1721 Installation & Operation Manual page 24

8.4 TROUBLESHOOTING WITH COMPUTER MAGIC III COMPUTER
(Continued):
A. Fryer fails to turn ON
when computer ON/OFF
switch is pressed ON?
DISCONNECT POWER BEFORE UNPLUGGING AND REPLUGGING 15-
PIN CONNECTOR FOR COMPUTER. LIVE ELECTRICAL CIRCUIT IS
PRESENT IF POWER IS NOT DISCONNECTED FIRST.
B. Computer may have been
knocked out by power
surge.
C. Computer comes ON
when power switch is
pressed ON, but heater
elements fail to heat.
2. Check 20 amp fuses mounted inside the upper
left portion of the fryer cabinet. Ensure fryer is
disconnected from power source before
checking fuses.
3. Reconnect fryer to power source.
4. Press computer ON/OFF switch.
5. If computer fails to come on, a power surge may
have knocked out computer. Go to step 8.4.B
and continue.
DANGER!
1. Computer Magic III will shut itself down if
exposed to a power surge to protect itself.
2. Remove top screws holding the computer bezel
assembly from the control panel.
3. Tilt the computer bezel assembly down. The
assembly has a hinge-type device which allows
it to tilt out for service.
4. Unplug and then plug in the 15-pin connector
mounted on the back of the computer.
5. Press the computer power switch ON. Go to step
8.4.C if computer turned ON. Go to step 8.4.D
if computer fails to come ON.
1. Press a product button and observe if the heating
elements cycle ON and OFF.
2. If elements cycle ON and OFF, conduct normal
cooking operations.
3. If elements fail to cycle ON and OFF, contact
your local Frymaster servicer.
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