Operating instructions
En-10
Installation place
Avoid installing the air conditioner in the following places.
•  Where there is much machine oil.
•  Salty places such as the seaside.
•  Where sulfi de gas is generated such as a hot spring.
•  Where oil is splashed or where the area is fi lled with oily smoke.
•  Where there is high-frequency or wireless equipment.
•  Where the air from the outdoor unit air outlet is blocked.
•  Where the operation sound or air from the outdoor unit does not bother the 
house next door.
Electrical work
•  Provide an exclusive circuit for the power supply of the air conditioner.
•  Be sure to observe the breaker capacity.
If you have any questions, consult your dealer.
Model
Indoor MSZ-FD25VA MSZ-FD25VA MSZ-FD35VA MSZ-FD35VA
Outdoor MUZ-FD25VA MUZ-FD25VAH MUZ-FD35VA MUZ-FD35VAH
Function Cooling Heating Cooling Heating Cooling Heating Cooling Heating
Power supply ~ /N, 230 V, 50 Hz ~ /N, 230 V, 50 Hz
Capacity kW 2.5 3.2 2.5 3.2 3.5 4.0 3.5 4.0
Input kW 0.485 0.610 0.485 0.610 0.850 0.865 0.835 0.850
Weight
Indoor kg 12 12
Outdoor kg 36 36
Refrigerant fi lling capacity (R410A) kg 1.15 1.15
IP code
Indoor IP 20 IP 20
Outdoor IP 24 IP 24
Permissible excessive  
operating pressure
LP ps MPa 1.64 1.64
HP ps MPa 4.15 4.15
Noise level
Indoor (Super High/
High/Med./Low)
dB(A) 42/36/29/20 43/36/29/20 42/36/29/20 43/36/29/20 43/36/29/21 44/36/29/21 43/36/29/21 44/36/29/21
Outdoor dB(A) 46 47 50 47 50
Indoor
Outdoor
MUZ-FD25/35VA MUZ-FD25/35VAH
Cooling
Upper limit
32°C DB
23°C WB
46°C DB
—
46°C DB
—
Lower limit
21°C DB
15°C WB
-10°C DB
—
-10°C DB
—
Heating
Upper limit
27°C DB
—
24°C DB
18°C WB
24°C DB
18°C WB
Lower limit
20°C DB
—
-15°C DB
-16°C WB
-20°C DB
-21°C WB
Note:
Rating condition
  Cooling — Indoor:  27°C DB, 19°C WB
    Outdoor:  35°C DB
  Heating — Indoor:  20°C DB
    Outdoor:  7°C DB, 6°C WB
Guaranteed operating range
INSTALLATION PLACE AND 
ELECTRICAL WORK
SPECIFICATIONS
To prevent the effects 
of a fl uorescent lamp, 
keep as far apart as 
possible.
wall, etc.
Inverter-type 
fl uorescent lamp
Keep a space to 
prevent the pic-
ture distortion or 
the noise.
1 m 
or more
Radio
100 mm or 
more
Well- 
ventilated dry 
place
200 mm or 
more
TV
Cordless 
phone or 
Portable 
phone
3 m or 
more
1 m 
or more
The installation location of the outdoor unit should 
be at least 3 m away from the antennas for TV sets, 
radios, etc. In areas where the reception is weak, 
provide greater space between the outdoor unit and 
the antenna of the affected device if operation of the air 
conditioner interferes with radio or TV reception.
1
Set to the highest temperature in manual COOL mode, 
and operate for 3 to 4 hours.  Page 5 
This dries the inside of the unit.
2
Press
to stop the operation.
3
Turn off the breaker and/or disconnect the power sup-
ply plug.
4
Remove all batteries from the remote controller.
When using the air conditioner again:
1
Clean the air fi lter.  Page 8 
2
Check that the air inlet and outlet of the indoor and 
outdoor units are not blocked.
3
Check that the earth is connected correctly.
WHEN THE AIR CONDITIONER IS NOT 
GOING TO BE USED FOR A LONG TIME
SG79F181H01.indd 10 6/13/2007 2:06:11 PM










