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Hitachi Utopia RPI-2.5HRG User Manual

Hitachi Utopia RPI-2.5HRG
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2-10
SERVICING
(3) Disconnect all wires connecting to the ISPM.
Disconnect CN201, CN202, PCN201, PCN202 (Wire for Fan Motor)
Disconnect CN203, CN204, CN206, CN101 (5HVRG only)
Disconnect RB, N, P, P1 and R, S, U, V, W on the terminal board and the faston terminal TB3 of
ISPM.
(4) Remove the four (4) screws fixing the ISPM.
NOTE:
Do not hold the PCB on the ISPM when removing the ISPM.
When handling the PCB, take care of not to use
excessive force as this will cause damage.
(5) Disconnect all wires connecting to the ACT module.
Disconnect CN101
Disconnect the faston terminal L1, L2, P, N1, + and - of ACT module.
(6) Remove the two (2) screws fixing the ACT module.
NOTES:
1. Do not remove the insulation part from the screw after removing the screws.
2. Do not lose the insulation sheet between ACT module and fin.
TURN OFF all power source switches.
NOTES:
1. Identify terminal Nos. with the mark band Nos. when reassembling. If incorrectly connected, malfunction
or damage to the electrical parts will occur.
2. In the case of mounting ACT module, check the insulation sheet does not have any hole and insulation
tube attach to the fixing screw.
3. Pay attention not to clamp the wires when close the power plate.
Phillips Screwdriver, Long-Nose PliersTool
TB3
P1
CN206
Fixing Screw
for Inverter Module
Power Cable
for Compressor
RSTUVW
P
N
RB
Fan Motor
Lead Wires
CN203 CN204
CN201 CN202
PCN201
PCN202
ISPM
Fan Motor
Lead Wires
Act Module
Insulation Sheet
ISPM ACT Module

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Hitachi Utopia RPI-2.5HRG Specifications

General IconGeneral
BrandHitachi
ModelUtopia RPI-2.5HRG
CategoryAir Conditioner
LanguageEnglish

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