Section 4 – Troubleshooting Charts
Page 13
Membrane Continuity Test
To test for non-functioning membrane touchpad, disconnect the membrane/touchpad ribbon connector from the ERC
controller. The ribbon connector is numbered from 1 to 14 counting from the top down. Use an Ohm meter to test
across the following test points. A reading above 5 Ohms across any of the test points listed below indicates the
membrane is bad and needs to be replaced.
SINGLE/UPPER OVEN TEST POINTS
Button/Pad
Check across test points
Button/Pad
Check across test points
1 CONVECTION ROAST 12 & 5
15 CANCEL
8 & 5
2 CONVECTION BAKE
12 & 1
16 OVEN LIGHT 3 & 5
3 BAKE
10 & 1
17 START
7 & 5
4 START TIME
8 & 1
18 POUND SIGN 2 & 5
5 CONVECTION BROIL
12 & 9
19 NUMBER 1
3 & 1
6 BROIL
10 & 9
20 NUMBER 2
1 & 2
7 DURATION
8 & 9
21 NUMBER 3
4 & 1
8 CLOCK
7 & 9
22 NUMBER 4
3 & 9
9 PURE CONVECTION
12 & 11
23 NUMBER 5
2 & 9
10 PROBE
10 & 11
24 NUMBER 6
4 & 9
11 STOP TIME
8 & 11
25 NUMBER 7
3 & 11
12 TIMER 1
7 & 1
26 NUMBER 8
2 & 11
13 TIMER 2
11 & 7
27 NUMBER 9
4 & 11
14 SELF CLEAN
10 & 5
28 NUMBER 0
4 & 5
LOWER OVEN TEST POINTS
Button/Pad
Check across test points
1 CONVECTION ROAST 7 & 6
2 CONVECTION BAKE
12 & 6
3 BAKE
12 & 14
4 START TIME
3 & 14
5 CONVECTION BROIL
10 & 6
6 BROIL
10 & 14
7 DURATION
2 & 6
8 CANCEL
3 & 6
9 PURE CONVECTION
8 & 6
10 PROBE
8 & 14
11 STOP TIME
2 & 14
12 SELF CLEAN
7 & 14
Figure 4-1 Control Panel
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Summary of Contents for EORD227
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