5. Connecting the refrigerant lines
5.1 Important information
-You will require the following tools to carry out this
installation work correctly:
1x open-ended spanner, 19 mm
1x open-ended spanner, 24 mm
1x open-ended spanner, 27 mm
1x Allen key, 5 mm
1x Philips screwdriver
1x leak detection spray or alternatively soap suds
(water / detergent mix)
앬
Follow the detailed instructions for connecting
the refrigerant lines to the letter. We can only
provide a warranty if the lines are installed
correctly as described in the instructions.
앬
Kinked and/or damaged lines and connectors
can only be accepted under the warranty if a
claim is made for them before the installation
work is carried out.
앬
Do not remove the sealing caps and stoppers
until immediately before you install the lines.
앬
To prevent leaks, ensure that the quick-release
screw connections are absolutely free of dirt.
Moisture or foreign bodies will adversely affect
the function of the quick-release connectors,
leading to a risk of refrigerant loss (not covered
by the warranty).
앬
Only install refrigerant lines outdoors in dry
weather.
앬
The refrigerant lines must not be installed and
then plastered over.
앬
Install the package of cables in a surface-
mounted shaft or secure it on the surface with
suitable clips.
앬
Please make sure that refrigerant is never
allowed to enter the environment.
앬
Improper handling of refrigerant may be harmful
to health. Always wear work gloves and goggles
when handling refrigerant.
앬
The equipment designed for outdoor use may
only be installed outdoors. Provide good
ventilation.
앬
Do not smoke during the installation work.
앬
The equipment must never be operated without
the refrigerant lines connected, otherwise the
equipment will be damaged immediately.
앬
The screw connections may only be tightened
using the appropriate open-ended spanner.
Remember that if they are tightened with too little
torque they will leak but if they are tightened with
too much torque the screw connections may
suffer damage. If you should not be confident
about connecting the refrigerant line connectors
yourself, it is imperative that you contact your
customer service team or a refrigeration
contractor.
앬
Important!
The EQ valves are only designed for
one-time installation. Their seal cannot be
guaranteed if they are installed on more than one
occasion. This will also void the warranty.
5.2 Connecting the refrigerant lines to the indoor
device
Route the refrigerant lines from the indoor device to
the outdoor device.
Notes:
앬
To avoid confusion, the connections for the
refrigerant lines are marked “A”, “B”, “C” and “D”.
Always join connections to those with matching
markings.
앬
Route the refrigerant lines from the indoor device
to the outdoor device.
앬
The minimum bending radius for the refrigerant
lines is 150 mm and only bend the refrigerant
lines once. If too small a bending radius is used
or the lines are bent more than once, the
refrigerant line may become porous, kink or
break.
앬
The refrigerant lines must be connected to the
valves on the indoor device with as little stress
as possible.
앬
Depending on the local circumstances, it may be
a good idea to place the refrigerant lines with
their plastic seals in place before installation from
outside through the hole in the wall and to the
wall hole pipe. The instructions set out below
must be changed accordingly in this case.
1.
Do not remove the plastic seals from the indoor
device and the appropriate refrigerant line until
immediately before you connect them. Refer to
the markings on the connections.
2.
Fig. 20:
Align the refrigerant lines correctly so
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 equipment and tighten the first few
threads by hand.
3.
Fig. 21 / 22:
Tighten the screw connections with
an open-ended spanner. Hold the points marked
“X” using a 24 mm open-ended spanner and turn
the nuts only at the positions marked “Y” using a
27 mm open-ended spanner.
b) Ensure that the screw connectors do not skew
as you tighten them and work quickly.
Important!
Since the coupling works with tapping
rings, it may leak if you undo and reconnect the lines.
GB
22
Anleitung_Split_2500-3500_EQ_C_H_GB:_ 10.12.2008 11:54 Uhr Seite 22
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