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16
GB
Fig. 10
Fig. 11
Method for adding water
(Fig. 10)
Electrical connection
Attention:
Before accessing terminals,
disconnect power supply.
- All accessories and materials supplied
with this equipment are in compliance with
local regulations.
- For electrical connection, see the wiring
diagram inside the unit.
- Electrical connection should be carried
out by authorized personnel.
- A differential switch capable of turning the
entire system off should be installed.
- Grounding should be correct.
- Electrical connection should comply with
regulations in force.
- The switch installed should not exceed 30
mA.
- Should the power supply cable be dam-
aged, qualified personnel should replaced
it with an original cable.
Unit and controller connections (Fig. 11)
- Remove cover (1) and insert the cables
through the protection jacket 1, and con-
nect in accordance with the indoor unit
wiring diagram. Fasten with the clip.
- Remove cover (2) and insert the cables
through the protection jacket 2, and con-
nect to the controller.
- Cover cables with insulation.
- After wiring, fasten with clamps and re-
place covers 1 and 2.
- For cool/heat systems: Connect the 4
terminals correctly.
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Summary of Contents for EKKC-18 DS
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