Hitachi RAI-50PPD Service Manual page 7

Figure showing the installation of Indoor unit
Access door for duct adapter (optional)
Min.
1500
Electrical box
Piping connection
Piping connection side
Electrical box side
Min. 100
• Check space between ceiling and false ceiling is enough as
indicated below.
Distance from wall side
Min.
1500
Service access door
Minimum service space
Min. 500
Min. 1000
Access door for duct adapter (optional)
Min. Min.
1500 3000
Service access door
Electrical box
Piping connection
Min. 100
Min. 500
Clearance:
Min. 30 mm
285mm
Unit height in
false ceiling
6
Min.
1500
Service access door
Electrical box
Piping connection
Min.
2400