Hitachi RAS-3HVRNS - Outdoor Units IVX Series; Piping Connection

3.3 Outdoor Units IVX Series
3.3.1 Piping connection
For a list of factory-supplied accessories, please refer to Accessory code list, see on page 6.
1 The pipes can be connected from any of the following four directions: front, rear, bottom or right side, when facing the
outdoor unit.
1. Rear side piping cover.
2. Rear side piping work (Knock-out hole).
3. Right side piping work (Knock-out hole).
4. Bottom side piping work (Piping cover).
5. Front side piping work (Knock-out hole).
6. Front side piping cover.
A. Push down the cover slowly.
B. Rear cover.
C. Front side piping cover.
D. Rear side piping cover.
Make holes in the piping cover or cabinet for taking the pipes
out. Take the piping cover away from the unit, and make holes
1
2
3
4
5
6
A
B
C
D
3 Piping work and
refrigerant charge
60
SMGB0060 rev. 1- 12/2010