Mitsubishi Electric CITY MULTI PKFY-WL NKMU-E Series Installation Manual page 7

3. Installing the indoor unit
A
F
Fig. 3-13
WATER PIPE (IN)
WATER PIPE (OUT)
Fig. 3-14
B
Fig. 3-15
B
A
Fig. 3-16
 PKFY-WL·NKMU-E
B
C
E
D
Fig. 3-17
A
G
C
A
E
D
A
• For right bottom piping
(1) Attach the piping by following the procedure for right and right rear piping (4).
(2) Connect the pipes F and G to the pipes A respectively, and tighten the nuts
with two wrenches.
(3) The remaining steps are the same as steps (6) and (7) for the right and right
rear piping work.
3.4. Mounting the indoor unit
1. Affix the mount board 1 to the wall.
2. Hang the indoor unit on the hook C positioned on the upper part of the mount
board.
Rear, right and lower piping (Fig. 3-15)
3. While inserting the refrigerant piping and drain hose into the wall penetration
hole (penetration sleeve), hang the top of the indoor unit to the mount board 1.
4. Move the indoor unit to the left and right, and verify that the indoor unit is hung
securely.
5. Fasten by pushing the bottom part of the indoor unit onto the mount board 1.
(Fig. 3-16)
* Check that the knobs on the bottom of the indoor unit are securely hooked into
the mount board 1. in Fig. 3-1
6. After installation, be sure to check that the indoor unit is installed level.
A 1
Mount board in Fig. 3-1
B
Indoor unit
C
Hook
D
square hole
E
Knobs
Using a spacer (Fig. 3-17)
• During installation, using a spacer will make the process of connecting the
piping easier.
1. While inserting the water piping and drain hose into the wall penetration hole
(penetration sleeve), hang the top of the indoor unit to the mount board 1.
Cut part of the shipping box and wrap into a cylindrical form as illustrated in the
diagram. Hook this to the rear surface rib as a spacer, and raise the indoor unit.
2. Perform the electrical work with the unit in the condition from step 1.
For details, refer to "6. Electrical work".
3. Fasten by pushing the bottom part of the indoor unit onto the mount board 1.
* Check that the knobs on the bottom of the indoor unit are securely hooked into
the mount board 1.
4. After installation, be sure to check that the indoor unit is installed level.
A
Indoor unit
B
Packaging carton
C
Cut off
D
Wrap into a cylindrical form
E
Fasten with tape
en
5