3 | Components
Service manual
120
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
a Clip
b Backup heater pipe
c Backup heater coupling
3 Install the backup heater thermal protector sensor in the backup heater.
CAUTION
Check the condition of the O-rings and replace if needed. Apply water to the O-rings
before installation.
4 Guide the upper backup heater pipe through the pipe clamp and install the
upper backup heater coupling. Install the clip.
a Screw
b Pipe clamp
c Clip
d Upper backup heater coupling
e Backup heater
5 Install and tighten the screw on the pipe clamp.
6 Route the backup heater wiring and ground wire towards the switch box and
through the grommet in the switch box.
7 Connect the ground wire to the switch box using the screw. Tighten the screw.
8 Connect the backup heater wiring to the wire terminals in the switch box and
tighten the screws.
9 Fix the backup heater wiring using new tie straps.
10 Re‑install the air purge valve on the backup heater.
11 Install and restore all insulation.
INFORMATION
Take care NOT to damage the insulation during installation.
12 Open the valve (if equipped) of the water circuit towards the expansion vessel.
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