Frymaster 47 SERIES Installation, Operation, Service, And Parts Manual page 53

CHAPTER 6: OPERATOR TROUBLESHOOTING
Troubleshooting Fryers Equipped with Computer Magic III Computers
Problem is beyond scope
of Operator
Troubleshooting.
47 SERIES GAS FRYERS
COMPUTER WILL
NOT GO INTO
PROGRAMMING
MODE.
Press Power Switch OFF, disconnect
unit from electrical power, unplug
computer wiring harness from interface
board. Wait 2 minutes. Reconnect
computer wiring harness, reconnect unit
to electrical power, press Power Switch
ON.
Does
computer operate
properly?
No
Press Power Switch OFF,
disconnect unit from electrical
power, remove computer and
replace with another known to
be working.
Reconnect unit to
electrical power. Press
Power Switch ON.
Does
No
computer operate
properly?
Call Service Technician.
6-13
Yes
Problem resolved.
Yes
Probable cause is
defective computer.