Hitachi RCD-1.0FSN Manuel D'installation page 7

2.1.4. INSTALLATION
Mounting of Suspension Brackets (Factory-
Supplied)
Mount the suspension brackets to the suspension bolts
-
and fix them with nuts (Factory -Supplied), as shown
below
Suspension Bolts (Field-Suppl.)
Nut (Field-Supplied)
Washer (Field-Supplied)
Suspension Bracket
Nut (Field-Supplied)
Washer (Field-Supplied)
Ceiling
Mounting of Indoor Unit
Lift the indoor unit by hoist, and do not apply any force on
-
the drain pan.
Hook the indoor unit on the suspension brackets.
-
Fix the unit using the nuts, flat washers and spring
-
washers (These nuts and washers are supplied (4 pieces
each)).
Adjustment
Range (3~4mm)
Paper Pattern
Adjusting of Space Between Indoor Unit and
False Ceiling Opening.
Adjust the indoor unit to the correct position while
-
checking with the installation pattern and gauge (factory-
supplied) as shown below.
Suspension
Bracket
Ceiling
(mm)
Approx.50
Approx. 60
Adjust the indoor unit to the correct position while checking
with the checking scales (factory-supplied).
Suspension
Bracket
Fixing Bracket
for Panel
M6 Screw
Adjust 4 corners
(factory-supplied)
of the unit using
clear vinyl tube
with water inside.
2.1.5. AIR PANELS FOR INSTALLATION
P-G23DWA1, P-G46DWA1
(mm)
Unit
Check to ensure that the following accessories are packed
with the air panel.
UNITS INSTALLATION
Unit
Ceiling
Opening
CAUTION:
Check the level of the unit using a water level or
-
transparent plastic tube containing water, as shown
below, to avoid incorrect operation of the drain
discharge mechanism in the indoor unit. The drain
piping side of the indoor unit must be approximately
5 mm lower than the other parts.
Tighten the nuts of the suspension brackets after
-
adjustment is completed. Apply LOCK-TIGHT paint* to
the bolts and nuts in order to prevent them from
loosening. If not done, abnormal noises or sounds
may occur and the indoor unit may fall down.
LOCK-TIGHT paint*: Paint the lock bolts and nuts.
Drain Pipe
CAUTION:
When the air panel is unpacked, place it on insulation
material, etc. to protect the sealing insulation from
scratches.
Factory-Supplied Accessories
Accessory Quantity
Long Screw (A)
(M6×50)
Long Screw (B)
(M6×30)
2
3
Fixing Bracket
for Panel
Touch to
Ceiling
Bracket
for Panel
Clear
Vinyl Tube
Purpose
4 For Fixing Panel
For Fixing Panel
2
(only for P-G46)