Toshiba RAS-25J2KVSG-ND Service Manual page 70

10-4. Outdoor Unit
10-4-1. Installation place
• A place which provides the spaces around the
outdoor unit as shown in the diagram
• A place which can bear the weight of the outdoor unit
and does not allow an increase in noise level and
vibration
• A place where the operation noise and
discharged air do not disturb your neighbors
• A place which is not exposed to a strong wind
• A place free of a leakage of combustible gases
• A place which does not block a passage
• When the outdoor unit is to be installed in an elevated
position, be sure to secure its feet.
• The allowable length of the connecting pipe.
Model RAS-25J2AVSG-ND
Chargeless Up to 15 m
Maximum length 20 m
Additional refrigerant 16 - 20 m
charging (20 g / 1 m)
Maximum refrigerant
0.86 kg
charging
• The allowable height of outdoor unit installation site.
Model
RAS-25J2AVSG-ND
Maximum height 12 m
• A place where the drain water does not raise any
problems
Precautions for adding refrigerant
• Use a scale having a precision with at least 10 g per
index line when adding the refrigerant.
Do not use a bathroom scale or similar instrument.
CAUTION
When the outdoor unit is installed in a place where the
drain water might cause any problems, Seal the water
leakage point tightly using a silicone adhesive or caulking
compound.
10-4-2. Precautions about installation in Regions
with Snowfall and Cold Temperatures
• Do not use the supplied drain nipple for draining
• To protect the outdoor unit from snow accumulation,
* Do not use a double-stacked design.
Front
RAS-35J2AVSG-ND
Anchor
Up to 15 m
bolts
20 m
16 - 20 m
(20 g / 1 m)
0.86 kg
RAS-35J2AVSG-ND
12 m
1.
2.
3. In particularly windy areas, install the unit such
4. Installation in the following places may result in
- 70 -
water. Drain the water from all the drain holes directly.
install a holding frame, and attach a snow protection
hood and plate.
Snow protection plate
Snow protection hood
At least
50 cm
Snow accumulation line
Holding frame
Fig. 10-4-1
CAUTION
Install the outdoor unit without anything blocking
the air discharging.
When the outdoor unit is installed in a place
exposed always exposed to strong wind like a
coast or on a high storey of a building, secure
the normal fan operation using a duct or a wind
shield.
as to avoid admission of wind.
trouble.
Do not install the unit in such places.
• A place full of machine oil.
• A saline-place such as the coast.
• A place full of sulfide gas.
• A place where high-frequency waves are likely
to be generated as from audio equipment,
welders, and medical equipment.
Strong
wind
Fig. 10-4-2
Install at least 50 cm
above the snow
accumulation line.