Hitachi RAS-FSNM Serie Manual De Instrucciones página 22

REFRIGERANT PIPING & REFRIGERANT CHARGE

Pipes can be connected from 4 directions
Front Piping and Wiring Hole
(Knock-out Hole)
Front Side
Piping Cover
Front Side Piping Work
(Knock-Out Hole)

Piping Direction
1 Pipes can be connected from 4 directions as shown in above
figure. Make a knock-out hole in the front pipe cover or
bottom base to pass through the hole.
After removing the pipe cover from the unit, punch out
the holes following the guide line with screwdriver and
a hammer.Then, cut the edge of the holes and attach
insulation (Field-supplied) for cables and pipes protection.
Front Side of Piping Cover
12 PMML0390B REV.0 - 11/2015 - P5416649
Bottom Side Piping Hole
(With Piping Cover)
Liquid Line Piping Connection
(ØA Flare Nut Connection)
Liquid Line Piping Connection
ØB Pipe Connection
(Use the accesory pipe
<Factory-Supplied>)
Rear Side Piping
Cover
Rear Side Piping Work
(Knock-out Hole)
Rear Side Piping Work
(Knock-out Hole)
Bottom Side
Piping Work
(Piping Cover)
Slit
Dimensional Table
DIM.
8HP
10HP
12HP
(*2): If Ø28.6 piping connection is used, a
reducer is required. (Field-Supplied)
Rear Side Piping Hole
(Knock-out Hole)
Right Side Piping
and Wiring Hole
(Knock-out Hole)
Hold down
the cover
slowly
Front Side
Piping Cover
Remove the screws with holding down the cover. If not, the
cover may fall down (It weights approx. 5kg.).
a. Front and Right Side Piping Work
Select the correct knock-out size depending on whether
it is for power wiring or transition wiring.
Right Side Piping Hole
It is available to correct the liquid or gas piping, power
wiring less than 14mm
part.
ØA ØB C
9.52 19.05 80
12.7 22.2 61
12.7 25.4(*2) 61
Rear Cover
Rear Side
Piping Cover
Front Side Piping Hole
and transition wiring from "A"
2