TurboChef Eco - Page 78

Troubleshooting:
F4: MONITOR (Door Monitor Defective)
NO
YES
Is the F3 fuse
blown?
YES
Replace the F3
fuse.
NO
Are the switches opening
in the correct sequence
(P, S, M) while the oven
is hot? (Ensure the oven
has been at operating
temperature for at least
fifteen minutes.) To access
Test Mode or for info on
status indicators, see page
18.
Adjust the monitor safety switch.
See page 35 for instructions.
Troubleshooting:
F5: MAG TEMP (Magnetron Over Temperature)
NO
NO
NO
NO
NO
YES
Fault message
should disappear.
Replace the
I/O control
board (Sage).
Verify wiring and
check K7 fan relay
operation (B-17 and
C-16). If necessary,
replace the cooling
fan.
Open the top cover, place the
oven in Test Mode, and test the
magnetron (see page 18). Is the
magnetron cooling fan operating?
Correct wiring/
replace the
thermostat.
NO
YES
YES
Are the switches
closing in the
correct sequence
(M, S, P)?
Remove the debris
or reposition the
oven away from
obstruction.
YES
YES
YES
Does the magnetron pass testing
in the Test Mode? See page 18.
Is the airpath into the
electrical compartment
blocked or clogged with
debris? Check the cooling
fan finger guards and
filter on the back panel.
Verify wiring to the
magnetron, and verify
magnetron thermostats
is not open. Are wiring
and thermostat ok?
Replace the magnetron and test again
in Test Mode. Does the magnetron pass
testing?
Replace all
switches.
Run test cook
cycles to verify
proper operation.
Are the
switches bent
or damaged?
NO
YES
TROUBLESHOOTING50