Daikin Altherma 3 M - Page 235

3 | Components
Service manual
235
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
CAUTION
Take care that the thermal interface grease (applied on the heat sink) does NOT
smear everything.
22 To install the switch box, see "3.17Plate work"[4230].
Three phase unit
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see "3.17Plate work"[4230].
DANGER: RISK OF ELECTROCUTION
Confirm the rectifier voltage is below 10 V DC before proceeding, see "To prevent
electrical hazards"[4285].
2 Remove the protective cover sheet.
3 Disconnect the electrical power supply wiring from the wire terminal.
4 Disconnect the Faston connectors (power supply towards hydro box) from the
wire terminal.
5 Disconnect the intermediate connectors of the power supply wiring.
6 Remove the screw and disconnect the ground wire from the switch box.
a
b
d
c
a Electrical power supply wiring
b Faston connectors (power supply towards hydro box)
c Intermediate connector (power supply wiring)
d Screw (ground wire)
7 Remove the bolt to disconnect the service port from the switch box.
8 Disconnect the indicated connectors from the main PCB.