18
Circuit Board Replacement
Time Estimate: Approximately 30 min.
Part: #236PECEM5 for 1 group unit
#236PECEM6 for 2 and 3 group units
1. Follow pre-maintenance steps from page 10
2. Remove 2 screws from upper rear cover and
remove cover (Fig. 46 A)
3. Remove 2 screws from right cover and
remove cover (Fig. 46 B)
4. Remove 2 screws from black cover and remove
from circuit board (Fig. 47)
5. Remove 4 screws from circuit board corners
(Fig. 48), do not remove wired connec ons yet
6. Install new circuit board with 4 moun ng
screws in the corners
7. A ach wired connec ons from old circuit
board to new circuit board
8. Reassemble by reversing steps
Fig. 46
Fig. 47 Fig. 48
A
B
Circuit Board Fuses
Time Estimate: Approximately 10 min.
1. Turn unit off (Page 10, Fig. 17)
2. Disconnect unit from power supply
3. Remove 2 screws from upper rear cover and
remove cover (Fig. 43 A)
4. Remove 2 screws from right cover and
remove cover (Fig. 43 B)
5. Remove 2 screws from black cover and remove
from circuit board (Fig. 44)
6. Remove fuses, as required, from lower le
corner of circuit board (Fig. 45)
Fuse #1, Main fuse (4A, 250V)
Fuse #2, Motor fuse (4A, 250V)
7. Reassemble by reversing steps
Fig. 43
Fig. 44 Fig. 45
A
B
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