Electric Oven Service Manual

32 TROUBLESHOOTING
Troubleshooting:
F2: LOW COOK TEMP (Low Temp During Cook)
Restart the oven, access the TEST MODE, and turn on
both the top and bottom blowers. Are the status indi-
cators at location 6, 7, 8, and 9 present (pages 18-19).
Open the right end bell.
NO
Fix wiring/connections.
Is the gas line properly
connected (i.e. no
crimps, breaks, or leaks)?
NO
Fix connection.
YES
Test the RTD
(page 24 for resistance/
temperature chart).
Is the RTD damaged
or defective (page 23)?
NO
Replace the I/O control
board (page A-8).
YES
Troubleshoot the
blowers (page 31).
NO
YES
Is the maximum and
low fire gas pressure
set correctly
(page 3)?
Reset maximum and
low fire gas pressure
(page 3).
YES
NO
Are the gas valve and RTD
properly connected to the
I/O control board (page 45)?
YES
Are the nozzles and plenums
correctly installed (pages 7-8,
steps 9-13)?
NO
Correctly reinstall the
nozzles and plenums.
YES