Hitachi RCI-1.5FSN1E Installationsanleitung Seite 6

2
UNITS INSTALLATION
2
2.1. UNIT INSTALLATION
2.1.1. FACTORY-SUPPLIED ACCESSORIES
Accessory
Paper Pattern
(Carton Board)
Cross
Recessed
Head Screws
Washer with
Insulation
Washer (M10)
Drain Hose
Wire Clamp
Reducer
2.1.2. INITIAL CHECK
Install the indoor unit with a proper clearance around it
-
paying careful attention of installation direction for the
piping, wiring and maintenance working space, as shown
below.
Provide a service access door near the unit piping
-
connection area on the ceiling.
Service Access Door
Service
Access Door Piping
Connection
500 mm Min.
Piping Connection
Side
100 mm Min.
1000 mm Min.
Service Space
Check space between ceiling and false ceiling is enough
-
as indicated below.
Check the ceiling surface is flat for the air panel
-
installation work.
Clearance:
10-20mm
Unit High
In False Ceiling
Check down slope Pitch of Drain Piping is following the
-
specifications indicated in chapter Drain Piping.
Qty. Purpose
For Adjusting Space of
1 False Ceiling Opening
and Position of the Unit
4 For Fitting Paper Pattern
4
For Unit Installation
4
1
For Drain Hose
Connection
2
For
1 RCI-(4.0/5.0/6.0)FSN1E
(R410A only)
100 mm Min.
500 mm Min.
Unit HP A(mm)
RCI-1.0 to 2.5HP 248
RCI-3.0 to 6.0HP 298
Opening Of False Ceiling
Cut out the area for the indoor unit in the false ceiling and
-
install suspension bolts, as shown below:
Dimension of Opening: 860 to 910
Dimension of Suspension
Piping Connection
Side
Check to ensure that the ceiling is horizontally level,
-
otherwise water can not flow.
Strengthen the opening parts of the false ceiling.
-
2.1.3. INSTALLATION
Mounting of Suspension Bolts
Mount the suspension bolts, as shown.
-
For concrete slab:
150 to 160mm
Steel
For steel beam:
I-Beam
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
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.
-
Drain piping connection
Liquid piping
Gas piping connection
Panel
(to be installed later,
shown only as a reference)
Unit size: 840
4-Positions of
Bolts: 760
Suspension Bolts
(mm)
Optional Panel
Drain Piping
Connection Side
Insert (100 to 150Kg)
I Concrete
Anchor Bolt (W3/8 or M10)
Suspension Bolt
(w3/8 or M10)
(mm)
Suspension bolts (4)
False ceiling
Suspension Bracket
Open the knockout hole for
wiring (Ø32,5)
Wiring hole (30x30)