Hitachi PD-75 Manual De Instrucciones

Installation Manual for Connecting Duct Adapter PD-75
This duct adapter can be installed by connecting the flexible duct (Ø75) to the indoor unit (RCI-1.0FSG2 to RCI-5.0FSG2,
RCI-1.0FSN to RCI-5.0FSN and RCIM-1.0FSN to RCIM-2.0FSN).
. Factory-Supplied Accessories
Accessory
Duct Adapter
Thermal Insulator
Screw
2. Important Notice
Read the Installation Manual for indoor unit.
3. Caution when Connecting Duct Adapter
In Case of RCI-.0 to RCI-5.0
■
Install the connecting duct adapter according to the following procedures.
RCI-1.0~5.0
Refrigerant piping
connection
Indoor unit
Procedure
■
1) Cut out the knockout hole along the inner line by using
plastic cutter.
2) Cut the knockout hole along the outer line by using plastic
cutter, and remove the styrofoam.
3) Remove the cut styrofoam, in order not to scatter to the room
when started.
Ref. pipe
connection
Indoor unit
Inner line
Outer line
P5414233, PMGB0142A rev.0 - 02/2007
Q'ty Remarks
1
1 For dew protection
4 M4x10 (For fixing)
Duct adapter
View from A
Indoor unit
Enlarged view
of B
Position of attaching
Cross section (A-A)
(Inside of unit)
(Outside of unit)
Outer line
Remove
styrofoam
Inner line
Steel plate
Outer line
PD-75 Adapter
RCIM-1.0~2.0
Indoor unit
4) Fix the adapter by using 4 screws.
[Tightening torque: 1.1~1.2 N m]
5) Install the flexible duct (field-supplied).
6) Wrap the thermal insulator around the connecting part
perfectly.
Indoor unit
Duct adapter
Screws
Duct adapter

Enlarged view of B
No Gap
Thermal insulator
Indoor unit
(accessory)
Flexible duct
(field supplied)