Mitsubishi Electric CAHV-R450YA-HPB Service Manual page 25

[ I Read Before Servicing ]
16. Installation restrictions
Do not install the unit where combustible gas may leak.
- If combustible gas accumulates around the unit, fire or explosion may result.
• Provide sufficient space around the unit for effective operation, efficient air movement, and ease of access for
maintenance.
• All restrictions mentioned in this manual apply not only to new installations but also to relocations and layout changes.
Refer to the Installation manual for other precautions on installation.
•
• Do not install the unit inside a building such as the basement or machine room, where the refrigerant may stagnate.
Install the unit in a place where at least one of four sides is open.
•
Good
If the unit needs to be installed in a space where all four sides are blocked, confirm that one of the following
situations (A or B) is satisfied.
A
(No restrictions apply to
the refrigerant amount)
B
Create an appropriate ventilation opening.
Longitudinal Longitudinal
direction direction
Width of Width of
HWE22020
Good
Height of an opening Height of an opening
Height from the ground to Height from the ground to
Good
Opening:
side of a space.
higher.
- 16 -
NG
(Example: basement)
(Example: space with a louver)
GB