Smgb0060 Rev. 1 - Hitachi RAS-5HVRNM1E Service Manual

2 Unit Installation
The length A is as show in the following table:
L
0<L=1/2H
1/2H<L≤H
When L > H, use a base for outdoor unit to make L ≤ H.
Close the base not to allow the outlet air bypassed.
Single Installation
Pipe Cover
Ensure 250 mm or more of the side space on the pipe cover side.
Pipe Cover
Be sure to use the fan direction guide. Leave open both right and left sides.
The length A is as show in the following table:
L
0<L=1/2H
1/2H<L≤H
When L > H, use a base for outdoor unit to make L ≤ H.
Close the base not to allow the outlet air bypassed.
13

SMGB0060 rev. 1- 12/2010

Blocked in Inlet Side
A
500 or greater
1000 or greater
Outlet Side Blocked
Upper Side Open
Allow 250 mm of service space between units. Both right and left sides
shall be open.
Be sure to use the fan direction guide. Allow 250 mm of service space
between units. Serial installation allowed up to two units.
Leave open both right and left sides.
The length A is as show in the following table:
A
100 or greater
200 or greater
When L > H, use a base for outdoor unit to make L ≤ H.
Close the base not to allow the outlet air bypassed.
Multiple Installation (Two units or more)
Pipe Cover
Pipe Cover
L
0<L=1/2H 150 or greater
1/2H<L≤H 250 or greater
2
A