11-1
TUBING CONNECTIONS
Revision Y05-2
SM HAFRPM 1-A.3 GB
11. TUBING
CONNECTIONS
TUBE (Inch)
TORQUE (Nm)
¼”
⅜
”
½”
⅝
”
¾”
Flare Nuts
11-13
40-45
60-65
70-75
80-85
Valve Cap
13-20
13-20
18-25
18-25
40-50
Service Port Cap
11-13
11-13
11-13
11-13
11-13
1.
Valve Protection Cap-end
2.
Refrigerant Valve Port (use Allen wrench to open/close)
3.
Valve Protection Cap
4. Refrigerant
Valve
5.
Service Port Cap
6. Flare
Nut
7.
Unit Back Side
8. Copper
Tube
When the outdoor unit is installed above the indoor unit an oil trap is required every 5m along
the suction line at the lowest point of the riser. Incase the indoor unit is installed above the
outdoor, no trap is required.
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