Hitachi RAS-(4-12)HNP(1)(E) - Ras-3 Hvnp1 E; Ras-(4-6)H(V)N(P;C)1 E; Ras-(8-10)Hn(P;C)E; Ras-12 Hn(P;C)

3 Piping work and
refrigerant charge
67
SMGB0087 rev.0 - 12/2013
3
3.2.2 RAS-3HVNP1E / RAS-(4-6)H(V)N(P/C)1E / RAS-(8-10)HN(P/C)E / RAS-12HN(P/C)
1 The pipes can be connected from 4 directions. Make holes in the piping cover or cabinet for taking out pipes.
(picture as example)
Nº Description

Rear side piping work

Pipe Cover

Right side piping work

Bottom side piping work
(Knock out hole)

Front side piping work

Piping work

Stop Valve

Removing direction for service
cover
Take the piping cover away from the unit and make holes by cutting along the guideline at the rear of the cover or punching
with a driver. Remove the burr with a cutter and place a insulation (eld supplied) to protect cables and pipes.
RAS-3HVNPE/RAS-(4-6)H(V)N(P/C)E/RAS-(8-10)HN(P/C)E RAS-12HN(P/C)
Guide Line (Slits)
Front side of
piping cover
Guide Line (Slits)
Front Side of
Piping Cover
Guide Line (Slits)
Front side of
piping cover
 C A U T I O N
Notestoopen/closetheservicecover:
• Removethescrewsfollowingtheinstructionstotheabovegure.
• Slowlypressdownthecover.
 N O T E
Holdthecoverwithahandtoremovescrewsasthecovermayfalldown.
Service cover
Hook (three places): two fans
Hook (two places): one fan
(picture as example)