Zibro S13 Serie Manuel D'installation page 74

instal_S(C)13xx.qxd 06-05-2010
For SC 13xx models
See 'Quick Installation Guide'.
Fig. 16
To disconnect the couplings:
Step 1: Shut down the A/C unit and unplug the electrical power cord from the wall outlet.
Step 2: Wait five minutes for the line pressure between the indoor compressor unit and outdoor conden-
sing unit to equalize.
Step 3: Pull the male coupling handle up and toward the male coupling to the full back position.
Step 4: Retract the Release Sleeve on the female coupling to release the male coupling half from the female
half.
Step 5: To seal and protect from dust, reinstall the protective cap and plug.
ATTENTION
All refrigerant work and refrigerant piping should comply with the local legislation, standards
and codes and should only be done by qualified and skilled people.
REFRIGERANT PIPING CONNECTION (for S 13xx models)
• Align the centre of the pipes.
• Sufficiently tighten the flare nut with fingers, and then tighten it with a spanner and torque wrench
as shown (see fig. 19 and fig. 20).
• Select the correct tightening torque (shown table 1) in order to prevent the pipes, connecting pieces
and nuts from being damaged.
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