Klarstein 10031432 Mode D'emploi page 86

Climatiseur split
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Pipe expanding method
Improper pipe expanding is the main cause of refrigerant
leakage. Please expand the pipe according to the following
steps:
1.
Cut the pipe.
• Confirm the pipe length according to the distance of the indoor unit.
• Cut the required pipe with pipe cutter.
2. Remove the burrs
• Remove the burrs with shaper and prevent the burrs from getting into
the pipe.
3. Put on suitable insulating pipe.
4. Put on the union nut.
• Remove the union nut on the indoor connection pipe and outdoor
valve; install the union nut on the pipe.
5. Expanding the port
• Expand the port with an expander.
Step 1 is different depending on the diametre, plese refer to the
table below:
Outer diameter (mm)
ø 6 - 6,35 (1/4 ")
ø 9,52 (3/8 ")
ø 12 - 12,7 (1/2 ")
ø15,8 - 16 (5/8 ")
6. Inspection
• Check the quality of expanding port. If there is any blemish, expand
the port again according to the steps above.
smooth surface
leaning
the length is equal
A (mm)
Max.
1,3
1,6
1,8
2,4
improper expanding
damaged
crack
uneven
surface
thickness
pipe
downwards
union pipe
pipe
Min.
0,7
1,0
1,0
2,2
pipe cutter
pipe
shaper
hard
mold
expander
pipe
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