Condition which
requires addition
of outside heat
insulation
Relative humidity 80 %
Dry bulb temperature 30 °C
Figure 17-1
Moist air curve
Slit of heat insulating material
facing upward
Covered gas
pipe (heat
insulation
strengthened)
Heat insulating material
(locally purchased)
Small exposed part
of copper pipe is desirable.
Fit tightly
(purpose is to cover the sealant)
Binding material
Flare connection
To indoor unit
Heat insulation reinforcement material
(locally purchased)
Figure 17-2
Work method when reinforcing the heat insulation of on-site piping
- 301 -
17-2. Points to remember when installing
17. Indoor unit installation precautions
4-5 UNIT
MULTI-SPLIT TYPE
4-5 UNIT
MULTI-SPLIT TYPE