TM 10-8145-222-23
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REPAIR CONTINUED
Replace Terminal Board
1. Remove top two screws (Figure 5, Item 1) and bottom two nuts (Figure 5, Item 2) securing control panel cover
(Figure 5, Item 3).
2. Carefully pull control panel cover (Figure 5, Item 3) out and away from control panel to access wiring (Figure 5,
Item 4).
3. Tag and disconnect wiring (Figure 5, Item 4) from terminal board (Figure 5, Item 5).
4. Remove two nuts (Figure 5, Item 6), two lock washers (Figure 5, Item 7), and two screws (Figure 5, Item 8)
securing terminal board (Figure 5, Item 5) to control panel cover (Figure 5, Item 3). Discard lock washers.
5. Remove terminal board (Figure 5, Item 5).
6. Install replacement terminal board (Figure 5, Item 5) onto control panel cover (Figure 5, Item 3) and secure with
two screws (Figure 5, Item 8), two new lock washers (Figure 5, Item 7), and two nuts (Figure 5, Item 6).
7. Reconnect wiring (Figure 5, Item 4) to terminal board (Figure 5, Item 5) as tagged. Remove tags.
8. Install control panel cover (Figure 5, Item 3) onto control panel and secure top with two screws (Figure 5,
Item 1) and bottom with two nuts (Figure 5, Item 2).
9. Reconnect battery negative (-) terminal (WP 0053, Reconnect).
10. Start refrigeration unit (TM 10-8415-222-10, Operating Procedures).
11. Operate refrigeration unit in accordance with normal operating procedures to verify proper operation after
replacement of terminal board (TM 10-8415-222-10, Operating Procedures).
12. Close and secure control panel assembly access door (Figure 5, Item 9).
13. Place MTRCS back into desired mode of operation (TM 10-8415-222-10, Operating Procedures).
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