Hitachi RAF-35RPA RAF35RPA 사용자 설명서
제품 코드
RAF35RPA
10-36
•
In case of wooden frame
•
In case of steel frame
3. Installation of the Indoor Unit
a) Mark the positions of the sling bolts, refrigerant
piping connections and drain connection.
b) Ceiling work: If basically varies according to the
building structure. Consult with the architect or
interior finish worker for more information on this.
i)
interior finish worker for more information on this.
i)
To maintain the appropriate levelness of the
ceiling and preventing from the vibration, the
additional reinforcement in the ground of
ceiling (building frame) is essential.
ceiling and preventing from the vibration, the
additional reinforcement in the ground of
ceiling (building frame) is essential.
ii)
Provide a space for the air inlet grille, air
outlet grille and maintenance work
outlet grille and maintenance work
iii) Do not suspend bolts on the indoor units. If
connected, the light may flicker or the light
unit may be rattled by vibration of the indoor
units.
unit may be rattled by vibration of the indoor
units.
c) Mounting and Hanging the Indoor unit
Field Supplied parts
Sling Bolts 4-M10 or W3/8
Sling Bolts 4-M10 or W3/8
Nut 8-M10 or W3/8
i)
Put the nuts on each of the four hanging bolts
d) Hanging the Indoor Unit
i)
Hook the suspension bracket to the nut and
washer of each hanging bolt, as shown
starting at the opposite side to service cover
side.
washer of each hanging bolt, as shown
starting at the opposite side to service cover
side.
ii)
After checking that the nut and washer are
correctly fixed by the retainers of the
suspension bracket, hook the suspension
bracket of the service cover side to the nut
and washer. (Put the sling bolts away from
the unit when hooking.)
correctly fixed by the retainers of the
suspension bracket, hook the suspension
bracket of the service cover side to the nut
and washer. (Put the sling bolts away from
the unit when hooking.)
iii) Piping and wiring work will be required in the
ceiling after hanging the unit. Therefore,
determine the drawing direction of pipe after
piping and wiring work should be carried out
up to the connecting positions before hanging
the unit.
determine the drawing direction of pipe after
piping and wiring work should be carried out
up to the connecting positions before hanging
the unit.
e) For reasons of the disaster prevention, the
distance between under the roof and wall surface
should be followed as shown in the figure below.
•
should be followed as shown in the figure below.
•
Use a non-flammable material for the duct.
60~90mm square piece of lumber
Nut
Angle
Angle
Nut
Suspension bolt
Ceiling
About 130
(M10)
Suspension bolt (M10)
Insert 980~1470N
(100~150kgf)
150~160mm
Reinforcing bar
Concrete
Suspension bolt
Hanger bolt
Angle
About 130
(M10)
Ceiling
Bend slip-preventive metal
C type metal
Long nut
Suspension bolt
(M10)
H beam
Suspension bolt
(M10)
(Unit: mm)
Sling Bolts (4-M10 or W3/8
(Field-supplied)
Nut & Washer
(4-M10 or W3/8)
Nut (Field-supplied)
Washer (Accessory)
Unit
False Ceiling Side
Suspension
Bracket
Indoor Unit
Retaining Nut
Washer
Washer
Nut
A
ppr
ox
5
0
Sling Bolt
Right side
(Service Cover side)
Left side
Suspension
Bracket
Nut &
Washer
Suspension Bracket