Installation
13
Compress Hybrid 3400i AW – 6721861825 (2023/08)
To attach the cover [2] to the bottom fixing [1]:
▶ Push the cover [2] on the underside slightly back.
Fig. 19 Attach the cover to the bottom fixing
[1] Fixing on the underside
[2] Cover of the indoor unit
To lock the cover [1]:
▶ Screw in the locking screw [2] on the underside of the indoor unit
using a suitable tool.
Fig. 20 Locking the cover
[1] Cover of the indoor unit
[2] Locking screw
5.4 Connecting the indoor unit to the outdoor unit
CAUTION
Risk of injury due to refrigerant leakage!
Skin or eye contact with the refrigerant can cause frostbite. Risk of
suffocation due to inhalation of gases/vapours.
▶ Always wear suitable protective gloves and goggles when working
with refrigerant.
▶ Avoid skin or eye contact with the refrigerant.
▶ In case of skin or eye contact with the refrigerant, seek medical
attention.
▶ Do not inhale gases/vapours.
▶ Ensure sufficient ventilation at the workplace.
NOTICE
Residue in the pipework can damage the system.
Solids, metal/plastic filings, flux and thread tape residue and similar
material can get stuck in pumps, valves and heat exchangers.
▶ Keep foreign bodies from entering the pipework.
▶ Do not leave pipe parts and connections directly on the ground.
▶ When deburring, make sure that no residue remains in the pipe.
▶ Before connecting the heat pump and indoor unit, rinse the pipe
system to remove any foreign bodies.
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