Installation Diagram; Drain Piping For Outdoor Unit - Mitsubishi Electric Mr. Slim SUZ-KA25 Installation Instructions Manual

3. Installation diagram

SUZ-KA25/KA35VA2
SUZ-KA25/KA35VAH
400
150
Air inlet
2-10 mm × 21 mm slot
SUZ-KA50/KA60VA2
515
Drainage 3 holes 299
(ø33)
66
Air inlet
Air outlet
4. Drain piping for outdoor unit (Fig. 4-1)
SUZ-KA25/35VA2
Drain socket 1
(For VA2 type only)
Fig. 4-1
Drainage hole ( 42)
(In case of Heater models 33)
800 69
500
Air outlet
40
81
840
40
Air inlet
500
4-10 mm × 21 mm slot
Drain hose
3
3.1. Outdoor unit (Fig. 3-1)
Ventilation and service space
■
SUZ-KA25/KA35VA2
SUZ-KA25/KA35VAH
A 100 mm or more
B 350 mm or more
C Basically open 100 mm or more without any obstruction in front and on both
sides of the unit.
D 200 mm or more (Open two sides of left, right, or rear side.)
■
SUZ-KA50/KA60/KA71VA2
A 100 mm or more
B 350 mm or more
C 500 mm or more
When the piping is to be attached to a wall containing metals (tin plated) or metal
(mm)
netting, use a chemically treated wooden piece 20 mm or thicker between the wall
and the piping or wrap 7 to 8 turns of insulation vinyl tape around the piping.
Units should be installed by licensed contractor accordingly to local code re-
quirement.
Note:
When operating the air conditioner in low outside temperature, be sure to fol-
low the instructions described below.
• Never install the outdoor unit in a place where its air inlet/outlet side may be ex-
posed directly to wind.
• To prevent exposure to wind, install the outdoor unit with its air inlet side facing
the wall.
• To prevent exposure to wind, it is recommended to install a baffl e board on the
air outlet side of the outdoor unit.
SUZ-KA71VA2
(mm)
Air inlet
Fig. 3-1
4.1. Accessories
Check the following parts before installation.
<Outdoor unit>
1 Drain socket (for VA2 type only)
Drain cap ø33 (for SUZ-KA50/KA60 only)
2
• Provide drain piping before indoor and outdoor piping connection. (It will be hard
to install drain socket
prior to drain piping as outdoor unit becomes immovable.)
• Connect the drain hose
shown in the fi gure for drainage.
• Make sure to provide drain piping with a downhill grade for easy drain fl ow.
Note:
Do not use the drain socket
makes the fan stop.
840
417.5
Air inlet Drainage hole
( 42)
40
Air outlet
2-10 mm × 21 mm slot
175 500
1 if indoor and outdoor piping connection is conducted
3
(obtainable at a store, inside diameter: 15 mm) as
in the cold region. Drain may freeze and it
1
81
(mm)
1
2
3