Hitachi UTOPIA IVX PREMIUM Serie Bedienungsanleitung Seite 20

REFRIGERANT PIPING & REFRIGERANT CHARGE
8.2 PIPING CONNECTION FOR OUTDOOR UNIT
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Gas pipe accessory (only for 8 and 10 HP)
For RAS-(8/10)(X)HN(P/C)E, the gas pipe accessory with a
flare nut (factory-supplied silencer) shall be brazed to the field
supplied gas line, and connected to the gas valve.
1 The pipes can be connected from 4 directions. Make holes
in the piping cover or cabinet for taking out pipes. 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 (field supplied) to protect cables and pipes.
Nº Description

Rear side piping work
 Pipe Cover
 Right side piping work
Bottom side piping work

(Knock out hole)
!
C A U T I O N
Notes to open/close the service cover:
• Remove the screws following the instructions to the above figure.
• 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
10 PMML0393B rev.1 - 02/2016
(picture as example)
Nº Description

Front side piping work
 Piping work
 Stop Valve
Removing Direction for

Service Cover
(picture as example)
a. For the front and side piping
To use racking or conduit tubes, check the size and
remove part following the slit.
?
N O T E
Place insulation (field supplied) to protect cables and pipes from
being damaged by plate edges.
b. For the downward piping
Cables
Liquid piping
?
N O T E
Cables shall not contact directly to the pipes.
c. For the rear side piping
?
N O T E
Remove the rear pipe cover under the rear cover and remove
part following the slit.
Front piping hole
Side piping hole
Gas piping
Knock-out hole
Bottom base
Rear Cover