Toshiba RAV-SM560A - Manual (Page 7)

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RAV-SP1100, 1400AT-E
RAV-SM1100, 1400AT-E
3
SELECTION OF INSTALLATION
Before installation
Be careful to the following items before installation.
Length of refrigerant pipe
* Caution at addition of refrigerant
When the total length of refrigerant pipe exceeds
20m, add 40g/m of refrigerant and the maximum total
length of pipe is 50m.
(Max. amount of additional refrigerant is 1200g.)
Charge the refrigerant accurately. Overcharge may
cause a serious trouble of compressor.
Length of refrigerant pipe
connected to
indoor/outdoor unit
20m or shorter
* 21m to 50m
Item
Addition of refrigerant is
unnecessary at the local site.
Add 40g of refrigerant for every
1m of pipe which exceeds 20m.
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.
Length of refrigerant pipe
connected to
indoor/outdoor unit
30m or shorter
* 31m to 70m
Item
Addition of refrigerant is
unnecessary at the local site.
Add 40g of refrigerant for every
1m of pipe which exceeds 30m.
* Caution at addition of refrigerant
When the total length of refrigerant pipe exceeds
30m, add 40g/m of refrigerant and the maximum total
length of pipe is 70m.
(Max. amount of additional refrigerant is 1600g.)
Charge the refrigerant accurately. Overcharge may
cause a serious trouble of compressor.
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 con-
tained 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.
Suction hood (Rear side)
Suction
Suction
Suction hood (Side)
Discharge hood
Fin
Fin
Discharge upward/downward
or leftward is also available.
Use it at location
where a side wind
drives thickly
( )
Discharge