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Heartland Appliances Metro Service Manual page 34

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Procedure 17
Step 13: If all switches and wiring
to switches test in good order, latch
is not operational, Disconnect all
wires from micro switches, one at
the time and place on new latch
assembly.
Step 14: Disconnect two black
wires to solenoid
Step 15: With short Phillips
screwdriver remove four screws
holding assembly to top of stove
Step 16: Replace with new
assembly
Step 17: Latch only Replacement
(latch may be warped or bent):
Remove two Phillips screws holding
latch in place and replace with new
latch
Step 13: Do not over tighten
screws as they must allow
movement of the latch back and
forth.
-
Self Clean Latch Mechanism
Self Clean Operation:
Clock programmed to self clean,
door automatically locks (wax motor
is energized and pushes latch to
lock) and cooling fan starts.
Regular bake/broil limit is bypassed
and temperatures cycle off the
timer.
When door locks, top "black"
microswitch closes and sends
signal to timer to confirm door is
locked - unit can now begin self
clean cycle.
If latch is stuck or door does not
lock, self clean program will shut
down.
If any of the 3 microswitches on the
self clean assembly, unit will not
self clean properly.
34
Section 5-3
MLSM2003-01-03

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