Dimplex LAK 3IMR Instructions D'installation Et D'utilisation page 36

English
Step 4: Flanging
 Flanging must be carried out as follows with a flanging tool
for R-410A refrigerant as shown in the figure.
Rail Rail
"A"
Copper pipe
Clamp
External diameter
mm
9.52
15.88
Hold the copper pipe steady in a mould with the dimen-

sions shown in the bottom table.
Step 5: Checks
Compare the flanging with the figure on the right.

If the flanging is visibly damaged, cut the relevant section

off and repeat the flanging.
Smooth all round
The inside shines with no scratches
= Incorrect flanging =
Slanting
The same length
all round
EN-10
Handle
Bracket
Cone
Red arrow marking
"A"
Inch mm
3/8 1.5 ~ 1.7
5/8 1.6 ~ 1.8
Cracked Uneven
Damaged
surface thickness
452162.66.09 · FD 0007
7.1.3 Pipe connections on the indoor unit
The pipe connection on the indoor unit takes place in two steps.
Read the following instructions carefully.
Step 1: Initial fastening
Align the centre of the pipe and tighten the screw nuts by

hand.
Pipework of
Screw nut
the indoor system
Step 2: Fastening
Tighten the screw nuts with a spanner.

Torques

External diameter
mm
9.52
15.88
Torque spanners
Pipework of the indoor system
7.1.4 Pipe connections on the outdoor unit
The pipe connection on the outdoor unit takes place in steps.
Step 1: Determining the direction in which the pipes
are to run
The pipes can be connected in four directions

To the rear
To the side
To the rear
To the rear
To the side
To the front
LAK 3IMR - LAK 14ITR
Pipework
Torque
Inch Nm
3/8 34 - 42
5/8 65 - 81
Open-end spanner (fixed)
Screw nut
Connection pipe
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