Replacement Procedure For Inv Pcb - Bosch AHUW036A2 Service Manual

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Replacement procedure for INV PCB

CAUTION: Be sure that INV PCB assembly is firmly
assembled with control case.
If any gap is present, it will cause product malfunction.
▶ Confirm that there is no gap between INV PCB case
and control case (Figure 4).
< Figure 1. >
< i F u g e r
Fig. 38 Replacement of INV PCB
Split ODU – 6 720 817 722 (2015/06)
3 1 - > .
1. Disconnect the unit from power supply.
2. Disassemble main PCB by unscrewing 2 screws (Figure 1).
3. Disassemble panel assembly (with cooling fan) by unscrewing for
screws (Figure 2).
4. Replace INV PCB assembly (Figure 3). When assembling new INV
PCB assembly with control case, make sure that PCB case is inserted
surely in the slit of control case. Confirm that there is no gap between
INV PCB case and control case (Figure 4).
5. Re-assemble panel assembly and main PCB.
< i F u g e r 2 1 - > .
< i F u g e r 3 2 - > .
Replacement procedure for INV PCB
< i F u g e r 2 2 - > .
< i F u g e r 4 > .
6 720 817 722-39.1I
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