Mitsumi electronic KA50 Manuale Utente

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3
Air outlet
40
330
Air inlet
66
299
515
34
(ø33)
Drainage 3 holes
51
Air inlet
360
500
4-10 mm × 21 mm slot
81
840
3. Installation diagram
Fig. 3-1
3.1. Outdoor unit (Fig. 3-1)
Ventilation and service space
 
SUZ-KA25VA3, SUZ-KA35VA2
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
 00 mm or more (Open two sides of left, right, or rear side.)
 
SUZ-KA50/KA60/KA71VA3
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 
netting, use a chemically treated wooden piece 0 mm or thicker between the wall 
and the piping or wrap 7 to 8 turns of insulation vinyl tape around the piping.
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 baffle board on the
air outlet side of the outdoor unit.
Units should be installed by licensed contractor accordingly to local code re-
quirement.
Air outlet
2-10 mm × 21 mm slot
Air inlet
285
40
344.5
304 - 325 
800
500
150
400
44
Drainage hole (W42)
(In case of Heater models W33)
69
Drain hose
Drain socket
3
1
Fig. 4-1
4. Drain piping for outdoor unit (Fig. 4-1)
4.1. Accessories
Check the following parts before installation.
<Outdoor unit>
1
Drain socket 
1
Drain cap ø33 (for SUZ-KA50 only)
•  Provide drain piping before indoor and outdoor piping connection. (It will be hard 
to install drain socket 
1
 if indoor and outdoor piping connection is conducted 
prior to drain piping as outdoor unit becomes immovable.)
•  Connect the drain hose 
3
 (obtainable at a store, inside diameter: 15 mm) as 
shown in the figure for drainage.
•  Make sure to provide drain piping with a downhill grade for easy drain flow.
Note:
Do not use the drain socket 
1
 in the cold region. Drain may freeze and it 
makes the fan stop.
 SUZ-KA25VA3
  SUZ-KA35VA2
(mm)
(mm)
Drainage hole 
(W42)
Air inlet
Air outlet
417.5
50
360
500
175
Air inlet
330
40
2-10 mm × 21 mm slot
81
840
(mm)
 SUZ-KA25VA3
  SUZ-KA35VA2
 SUZ-KA50VA3
 SUZ-KA60VA3
  SUZ-KA71VA3