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Daikin RXYQ5PY1 Service Manual Page 30

Daikin r-410a heat pump 50hz/60hz cooling only 50hz.
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Installation
Covering of
Covering is an extremely important operation as it prevents water, dirt or dust from
Refrigerant Pipes
getting inside the pipes. Moisture inside the pipes was a constant source of trouble in the
past. The utmost care is required to nip this problem in the bud.
The end of each pieces of pipe must be covered. "Pinching" is the most effective method but
"taping" is an simple alternative which may be used according to the work area and term of
work.
Location
Outdoors
Indoors
1. Pinching method
2. Taping method
<Taping method>
Particular care should be taken during the following operations:
! When passing copper pipe through a penetration hole (Dirt easily gets into the pipe).
! When copper pipe is located outside (Rainwater gets in)
24
Term of Work
1 months or more
Less than 1 months
Irrelevant
The end of the copper pipe is squeezed together and the gap brazed.
The end of the copper pipe is covered with PVC tape (vinyl tape).
Open end
PVC tape
Copper
pipe
(Special care is needed when the pipes are standing vertically outside).
Covering of
pipe ends
Through hole
Covering Method
Pinching
Pinching or taping
Pinching or taping
Copper pipe
Brazed
Brazing area
Squeeze flat
Outdoors
SiEN34-705
Bring tape back
to starting point
Tape round
pipe again
Stored piping should
also be covered
General Information

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