GE JB905, Техническое обслуживание руководство, Страница: 41 / 63

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y Is there continuity between WC (7) on the
left side circuit board and WC (7) on the
right side circuit board?
y Is there continuity between WC (7) on the
left side circuit board, WC (7) on the
right side circuit board, and the (COOK)
terminal on the oven control panel circuit
board?
y Is there continuity between terminal (X1)
on the oven power control circuit board
and terminal (X1) on the right side circuit
board?
y Is there continuity between terminal (J107)
on the power control circuit board and the
220 volt power input terminal?
Yes
No
y Is the circuit breaker open or fuse blown?
Reset the circuit breaker
or replace the fuse.
No
Replace the middle rear
burner.
Yes
The middle
rear burner
does not
work.
No
Unplug the oven.
y Is the resistance between the terminals on
middle rear burner wires SB-2 and R
approximately 36.7 ohms?
Replace the oven
power control circuit
board.
Repair faulty wiring.
y Is there continuity between pin (J113) on the
power control circuit board and the terminal
for wire (SB-2) on the middle rear burner?
y Is there continuity between the 220 volt
power input terminal and the terminal for
wire (R) on the middle rear burner?
Replace the left side circuit board.
y
Does the middle rear burner work
properly?
No
Replace the right side circuit board.
y Does the middle rear burner work
properly?
No
Replace the oven control panel circuit board.
Does the middle rear burner work properly?
No
Yes
No
Repair faulty wiring.
Yes
Middle Rear Burner - JB988