Refrigerant Piping Connection; Connecting The Refrigerant Pipe To Outdoor Unit - Comfee MSR23 Serie Installationshandbuch

Refrigerant Piping Connection

Connecting the refrigerant pipe to
outdoor unit
CAUTION: For your safety, always wear
goggles and work gloves when connecting
the pipes.
NOTE: To distinguish the connectors to be
connected to the indoor unit and outdoor unit,
the connectors of the refrigerant pipe has
been labelled A , B , C and
Ensure the marks on the connector are the
,
same to the indoor s and outdoor s
respectively during connection.
1. First remove the water tray on the
outdoor unit as shown in Fig.6.1.
2. Do not remove the plastic seals from the
outdoor unit and the appropriate
refrigerant pipes until immediately before
you connect them, Fig.6.2
Fig.6.2
Page 26
3. Align the refrigerant pipes correctly so
D .
,
Fig.6.1
4. Now tighten the bottom screw connector
that they line up with the valves and are
not stressed. Place the screw connector
on the refrigerant line just on to the thread
on the outdoor unit and tighten the first few
threads by hand, Fig.6.3.
NOTE: The refrigerant pipes must be
connected to the valves on the outdoor unit
with as little stress as possible.
IMPORTANT: Before you continue, it is
essential that you read the following
instructions carefully.
Fig.6.3
first and then the top screw connector
using the open-ended spanner. Hold the
,,
, ,
points marked
1
spanner and turn the nuts only at the points
,,
, ,
marked using an open-ended spanner
2
(Select the appropriate spanner according
to the dimensions of the connector),
see Fig.6.4
Ensure that the screw connectors do not
skew as you tighten them and work quickly.
See the next page for the proper torque.
IMPORTANT: Since the coupling works
with tapping rings, it may leak if you undo
and reconnect the pipes. This will also void
the warranty.
2
1
Fig.6.4
6
using an open-ended
2
1