42_completing the installation and commissioning
completing the installation and
commissioning
CHARGING REFRIGERANT
Service valve work for gas pipe
• Block the cap of the service valve after charging the refrigerant.
- Connection torque of the cap for the refrigerant charging port : 6.0N·m(4.425lbf·ft)
- Connection torque of the stem : 25N·m(18.439lbf·ft).
- Adjustable torque of the valve stem.
ø19.05mm(3/4")~ : 10.0N·m(7.375lbs·ft)
When installing 1 outdoor unit
Gas side
Scale
R410A
Liquid side
Vacuum pump
Gauge manifold
Service valve
Outdoor unit
Cap for the valve stem
Cap for the refrigerant
charging port
DVM PLUS3 HR_IM_E_32805-2.indd 42 2011-11-11 오후 4:18:30
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