M
aintenance Guide – Econordic heat pump
48
9. INVERTER PCB REPLACEMENT
9.1 INVERTER PCB DISASSEMBLY
STEP 3:
Disconnect all cables from N°1 to N°7.
F4501-40000
REACTOR
F0702-
40000
F0710-40000
POWER SUPPLY CABLE 0000
F0710-40010
POWER SUPPLYCABLE 0010
F0702-
40020
F0710-40010
COMMUNICATION CABLE
F0711-40020
COMPRESSOR CABLE
F0702-
40010
F0703-10000
TERMINAL BLOCK ASSY 0000
INV PCB ASSEMBLY
40105-11510T
1
2
3
4
5
6
7
CAUTION:
Disconnect the electric supply to the product before you change the
INVERTER PCB.
STEP 1:
Remove the door (§ 4.1).
STEP 2:
Remove the PCB protection (5.1.1 step 3).
IMPORTANT:
Be careful when disconnecting the
connectors from the PCB, since some
connectors may need significant
force to be removed.