Upper Heaters' Tco (Thermal Cut Outs) - GE Advantium PSA1200R Technical Service Manual

8. Check resistance between Noise Filter line in and
line out, and Noise Filter neutral in and neutral
out.
• If both resistance readings are
approximately 0 Ω, problem is with house
supply voltage or the power cord.
• If either resistance reading is infi nite, check
both Noise Filter Fuses. If both fuses are OK,
replace the Noise Filter.
Disassembly
To remove the Noise Filter:
1. Disconnect power to the oven.
2. Remove the Outer Cover.
(See .)
Outer Cover
3. Disconnect the input wire harness, line output,
and neutral output wires.
4. Remove the Phillips-head screw that attaches
the fi lter ground wire.
5. Remove the 2 Phillips-head screws holding the
Noise Filter in place.
Output-N
Output-L
Filter Ground Wire Screw
Fuse
Input Wire
Harness
Fuse
– 36 –
Upper Heaters' TCO (Thermal Cut Out)
• Location - Attached to the Upper Heater
Assembly. (See
Top View
• Safety thermostat that interrupts power to
both upper heaters in the event of excessive
temperatures.
• Normally closed.
• Opens at 320°F, non-resettable.
• Disassembly. (See
Disassembly
Disassembly
To remove the Upper Heaters' TCO:
1. Remove the Air Tunnel Cover. (See A
.)
Cover
2. Remove the 3 Phillips-head screws that attach
the Air Tunnel Outlet to the oven. (See
.)
Outlet
3. Lift and position the Air Tunnel Outlet to the
right.
4. Disconnect the 2 wires from the TCO.
5. Remove the Phillips-head screw that attaches
the TCO to the TCO bracket.
Disconnect
TCO
Disconnect
.)
.)
ir Tunnel
Air Tunnel
TCO Bracket