3
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Components
Service manual
196
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
To perform a power check of the noise filter PCB
Prerequisite:
First perform a functionality check of the noise filter PCB, see
194].
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
1
Remove the required plate work, see
230].
DANGER: RISK OF ELECTROCUTION
Confirm the rectifier voltage is below 10 V DC before proceeding, see
285].
2
Remove the 3 screws from the main PCB heat sink cover.
3
Lift and pull the cover to remove it from the heat sink.
a
a
a
b
c
f
f
d
f
e
f
a
Heat sink cover screw
b
Heat sink cover
c
Wires U, V and W
d
Ground wire screw
e
Main PCB mounting plate
f
Main PCB mounting plate fixation screw
4
Disconnect all connectors from the main PCB.
5
Loosen the screws to disconnect the U, V and W wires.
6
Cut all cable ties that fix cables to the main PCB mounting plate.
7
Loosen the screw to disconnect the ground wires from the main PCB
mounting plate.
8
Remove all main PCB mounting plate fixation screws.
Содержание ALTHERMA
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