– 6 –
RAV-SM561AT-E, RAV-SM801AT-E
Length of refrigerant
pipe connected to
indoor/outdoor unit
20 m or shorter
∗21 m to 30 m
∗ Caution at addition of refrigerant
When the total length of refrigerant pipe exceeds
20 m, add 20 g/m of refrigerant and the maximum
total length of pipe is 30 m.
(Max. amount of additional refrigerant is 200 g.)
Charge the refrigerant accurately. Overcharge may
cause a serious trouble of compressor.
<SM80>
3
SELECTION OF INSTALLATION
CAUTION
When using an air conditioner under low outside temperature condition (Outside temp.:–5°C or lower) with
COOL mode, prepare a duct or wind shield so that it is not affected by the wind.
<Example>
Item
Addition of refrigerant is
unnecessary at the local site.
<Addition of refrigerant>
Add 20 g of refrigerant for every
1 m of pipe which exceeds 20 m.
Length of refrigerant
pipe connected to
indoor/outdoor unit
20 m or shorter
∗21 m to 30 m
Item
Addition of refrigerant is
unnecessary at the local site.
<Addition of refrigerant>
Add 40 g of refrigerant for every
1 m of pipe which exceeds 20 m.
∗ Caution at addition of refrigerant
When the total length of refrigerant pipe exceeds
20 m, add 40 g/m of refrigerant and the maximum
total length of pipe is 30 m.
(Max. amount of additional refrigerant is 400 g.)
Charge the refrigerant accurately. Overcharge may
cause a serious trouble of compressor.
Before installation
Be careful to the following items before installation.
Length of refrigerant pipe
<SM56>
Suction
Suction hood (Side)
Discharge hood
Fin
Suction hood
(Rear side)
Suction
Fin
Discharge
Air purge
• For air purge, use a vacuum pump.
• Do not use refrigerant charged in the outdoor unit
for air purge. (The refrigerant for air purge is not
contained in the outdoor unit.)
Electrical cabling
• Be sure to fix the power cables and indoor/outdoor
connecting cables with clamps so that they do not
contact with the cabinet, etc.