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INTERLOCK SWITCH TROUBLESHOOTING
ISSUE RESOLUTION
“Cook Door Open”
Message
Determine which interlock switch is open. Access TEST MODE
to view
interlock switch status.
1.
PS
M - Primary and/or secondary interlock is open (old switch setup).
P
SM - Primary interlock is open (new switch setup).
Verify action of the latch assembly and oven door. When the door
closes, the actuator should freely clear the slot on the flange. When it
strikes the toggle latch, it should rotate smoothly to its closed position.
Actuator doesn’t clear slot: Bend or adjust actuator. If the actuator
is worn or has yielded, replace the actuator.
Toggle doesn’t rotate freely or smoothly: Replace any worn parts.
Clean assembly and re-lubricate all rotating parts. Be sure to grease
the torsion spring (See Figure 30).
Actuator and toggle OK: Check adjustment and wiring on the
interlocks. If adjustment is necessary, see page 38 (old setup) or page
42 (new setup) for the proper adjustment procedure.
2. PS
M – Monitor switch is open (old switch setup).
P
S M – Secondary and/or monitor switch is open (new switch setup).
Verify that the door closes freely and completely.
Door does not close freely: Remove obstructions or readjust the
oven door per the instructions on page 38.
Door closes properly: Readjust the monitor safety switch (old switch
setup)/secondary and monitor (new switch setup) per the
instructions on page 38 (old setup) and 42 (new setup).
THE OVEN DOOR
46