Installation Space Requirements; Outdoor Unit Installation; Installing The Outdoor Unit; Drain Work (Only For Heat Pump Models, Excluding Rxl Models) - Daikin RX12NMVJU Installation Manual

Installation Space Requirements

• Position the unit on a horizontal surface.
Any tilt in the unit should be 3° or less to the horizontal.
• Where a wall or other obstacle is in the path of the outdoor unit's intake or exhaust airflow, follow the installation space
requirements below.
• For any of the below installation patterns, the wall height on the outlet side should be 47-1/4 inch (1200mm) or less.
09/12 class
Wall facing one side
More than
1-15/16 (50)
47-1/4
(1200)
or less
Side view
Walls facing three sides
More than 5-7/8 (150)
More than
11-13/16 (300)
More than
1-15/16 (50)
Top view
15/18/24 class
Wall facing one side
More than
3-15/16 (100)
47-1/4
(1200)
or less
Side view
Walls facing three sides
More than 3-15/16 (100)
More than
13-3/4 (350)
More than
1-15/16 (50)
Top view

Outdoor Unit Installation

1.

Installing the outdoor unit

• When installing the outdoor unit, refer to "Precautions for Selecting a Location" and the "Outdoor Unit Installation Diagram".
• If drain work is necessary, follow the procedures in "2. Drain work (only for heat pump models, excluding RXL models)".
2.

Drain work (only for heat pump models, excluding RXL models)

CAUTION
• In cold areas, do not use a drain socket, drain caps (1, 2) and a drain hose with the outdoor unit. (Drain water may freeze,
impairing heating performance.)
5
More than
3-15/16 (100)
1-15/16 (50)
unit: inch (mm)
More than
13-3/4 (350)
1-15/16 (50)
unit: inch (mm)
Walls facing two sides
More than
3-15/16 (100)
More than
When installed as in the figure on the left, it is recommended to either
change the orientation of the outdoor unit outlet side or use the air direction
adjustment grille (sold separately).
Walls facing two sides
More than
3-15/16 (100)
More than
When installed as in the figure on the left, it is recommended to either
change the orientation of the outdoor unit outlet side or use the air direction
adjustment grille (sold separately).
More than
More than
5-7/8 (150)
3-15/16 (100)
More than
13-3/4 (150)
Top view
More than
More than
13-3/4 (350)
3-15/16 (100)
More than
13-3/4 (350)
Top view
More than
1-15/16 (50)
More than
1-15/16 (50)
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