Hitachi RAS-4-HNPE - Refrigerant Charge Procedures

3. Piping work and refrigerant charge
58
SMGB0079 rev.0 - 01/2013
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For the front and side piping
Select the correct knock-out size depending on whether it is for power wiring or transition wiring
RAS-3HVNPE / RAS-(4-6)H(V)N(P/C)E / RAS-(8-10)HN(P/C)E RAS-12HN(P/C)
Front piping hole
Rigth side
piping hole
Front-SIde Piping Hole
Right-SIde Piping Hole
A
A
B
B
Front piping hole
Right side piping hole
To use racking or conduit tubes, check the size and remove part following the slit.
N O T E
Placeinsulation(eldsupplied)toprotectcablesandpipesfrombeingdamagedbyplateedges.
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For the downward piping
After removing the bottom of the piping cover, perform piping and wiring works.
RAS-3HVNPE / RAS-(4-6)H(V)N(P/C)E / RAS-(8-10)HN(P/C)E RAS-12HN(P/C)
Gas piping
Knock-out hole
Bottom base
Cables
Liquid piping
Liquid
Piping
Gas
Piping
Wiring
Bottom Base
Bottom-Side Piping Hole
Piping CoverFixing Screw
(1 Portion)
Knock-out hole
Bottom base
Wiring
Liquid
piping
Gas
piping
Piping cover
Fixing screw
(1 portion)
N O T E
Cablesshallnotcontactdirectlytothepipes.