Bottom Thermal Cutout (Tco); Hood Thermal Cutout (Tco); Magnetron Thermal Cutout (Tco) - GE JVM1750 Technical Service Manual

Bottom Thermal Cutout (TCO)

The bottom TCO is located on the bottom, right side
of the oven behind the control panel. The bottom
TCO is not resettable.
The bottom TCO's contacts open at approximately
248°F.
To remove the bottom TCO:
1. Remove the control panel assembly. (See
)
Panel Assembly.
2. Disconnect wiring from the bottom TCO.
3. Remove the Phillips-head screw attaching
the bottom TCO to the oven, then pull the TCO
forward.
Disconnect

Magnetron Thermal Cutout (TCO)

The magnetron TCO is located on the magnetron
and opens when the magnetron temperature
reaches 302°F.
The magnetron TCO is a normally closed switch. An
open reading across the TCO indicates a failed TCO.
The magnetron TCO resets at 140˚F.
To remove the magnetron TCO:
1. Remove the outer cover. (See
2. Disconnect the wiring to the magnetron.
3. Remove the 2 Phillips-head screws that attach
the magnetron to the oven.
View From Right Side
4. Disconnect wiring to the magnetron TCO.
5. Remove 2 Phillips-head screws that attach the
Control
The hood TCO is attached to the base plate. The
contacts close at approximately 158°F and open at
approximately 104˚F.
Disconnect
To remove the hood TCO:
1.
2.
3.
.)
Outer Cover
Disconnect
– 19 –
magnetron TCO to the magnetron.
Disconnect

Hood Thermal Cutout (TCO)

Remove the control panel assembly. (See
)
Panel Assembly.
Disconnect wiring to the hood TCO.
Remove the Phillips-head screw attaching the
hood TCO to the oven and pull the TCO forward.
Disconnect
Disconnect
Control
Disconnect