Hitachi RAS-3HVRNS - Page 81

B. Field supplied.
7 Operation of stop valve should be performed according to the figure below.
Closed before shipment Gas valve (RAS-(8/10)HRNSE) only
A
2
10
9
8
7
6
5
4
3
B
D
C
1
1
2
4
9
6
4
3
7
8
10
A
B
C
D
1 Cap —
2 Allen wrench Hex 5 mm / 4 mm / 10 mm
3 Refrigerant Piping Field supplied
4 Cap —
5 Refrigerant Pressure To outdoor unit
6 Seat Surface Fully closed position
7 Check Joint Only the charging those can be connected
8 Cap —
9 O-Ring Rubber
10 Spindle valve
Open – Counterclockwise
Close – Clockwise
Tighten torque (Nm)
Valve type / Model A B C D
Liquid valve 2-6HP 7-9 34-42 34-42 14-18
Gas valve 2-6HP 9-11 34-42 68-82 14-18
Liquid valve 8/10HP 8 40 40 16
Gas valve 8/10HP 13 45 100 9
• Outdoor unit stop valve
1. Stop valve.
2. Flare nut.
1
2
A
3 Piping work and
refrigerant charge
73
SMGB0060 rev. 1- 12/2010
3