Hitachi UTOPIA RAS-4HVRP2E - Page 209

9 Servicing
RAS-(4-6)H(V)(R/N)(C/P)2E
SMGB0136 rev.0 - 07/2021
207
9

Disassembly / Assembly the terminal board (TB)
1 Disassembly the service cover according to the item “9.3.1Removingservicecover”.
2 Disconnect the wirings of terminal board -1-.
- 1
- 2
- L1
- L2
- L3
- N
3 Remove the 2 xing screws -2- and disassembly the terminal board -1-.
4 Assembly the new terminal board -1- and x it with 2 screws -2-.
2
1
! CAUTION
Toconnectwiringatreassembling,ensurethattheterminalnumbersandwiringmarkbandcodesarematched.Ifconnectionsarewrong,
thereisthepossibilityofwrongoperationandtocausedamagetoelectricalparts.
5 Connect all the wiring connected to the control PCB as it was originally.
6 Assembly the service cover according to the item “9.3.1Removingservicecover”.

Disassembly / Assembly the DCL
1 Open the electrical box according to the item “Opening/ClosingElectricalbox(Pplate)”.
2 Disconnect the wirings and cut the plastic ties that xes the lead wire from PCB2.
- DCL1
- DCL2
3 Remove the 5 xing holders -2- and disassembly the DCL -1-.
4 Disassembly the DCL -1- and the wiring.
5 Assembly the new DCL board -1- and x it with 5 holders -2-.