Hitachi RCI-1.0FSN3E series Installations- Und Betriebshandbuch Seite 11

3 Units installation
Dimension of Opening: 860 to 910
Unit size: 840
Dimension of Suspension
Bolts: 760
Piping
Connection
Side
- Check to ensure that the ceiling is horizontally level, otherwise wa-
ter can not flow.
- Strengthen the opening parts of the false ceiling.
3.1.3 Installation
  
Mounting of Suspension Bolts
- mount the suspension bolts, as shown.
for concrete slab:
Insert (100 to 150Kg)
150 to 160mm
Steel
Anchor Bolt (W3/8 or m10)
for steel beam:
I-Beam
Suspension Bolt
(w3/8 or m10)
  
Mounting of Indoor Unit
- mount the nuts and the washers to the suspension bolts. Put the
washer so that the surface with insulation can faces downwards
as shown below:
Suspension Bolts (Field-Supplied)
Nut (Field-Supplied)
Washer with Insulation (Accessory)
Suspension Bracket (Attached Indoor Unit)
Washer (Accessory)
Nut (Field-Supplied)
Surface of Ceiling
4-Positions of
Suspension
Bolts
(mm)
Optional Panel
Drain Piping
Connection Side
Concrete
5 PmmL0231A rev. 0 - 02/2011
- Consider piping connection side before lift indoor unit
- Lift the indoor unit by hoist, and do not put any force on the drain
pain
- Secure the indoor unit using the nuts, washers.
Gas piping connection
Liquid piping
Panel (to be installed
later, shown only as a
reference)
N O T E
• If a false ceiling has already been installed, complete all piping and
wiring work inside the ceiling before hooking-up the indoor unit.
• Secure the indoor unit using the nuts, flat washers and spring
washers. (These nuts and washers are supplied, 4 pieces each)
  
Adjusting of Space Between Indoor Units and false Ceiling
Opening
- Adjust the indoor unit to the correct position while checking with the
pattern for installation.
Checking Scale for Dimension
of Opening
(mm)
Suspension bolts (4)
False ceiling
Open the knockout hole
for wiring (Ø32,5)
Drain piping
connection
Wiring hole
(30x30)
Pattern Board for Installation
Packing (Corrugated Board)
Suspension
Bracket