Accessory And Refrigerant; Selection Of Installation; Before Installation - Toshiba RAV-SM1102AT-E Installationshandbuch

2

ACCESSORY AND REFRIGERANT

Accessory and Installation Parts
1
Outdoor unit
Installation manual x 1
Drain nipple
2
Waterproof rubber cap
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>
Suction hood
(Rear side)
Fin
Fin
Suction

Before installation

Be careful to the following items before installation.
Length of refrigerant pipe
Length of refrigerant pipe
connected to indoor/outdoor unit
5 m to 30 m
∗31 m to 50 m
∗ ∗ ∗ ∗ ∗ Caution at addition of refrigerant
When the total length of refrigerant pipe exceeds 30 m, add 40 g /m of refrigerant and the maximum total length
of pipe is 50 m. (Max. amount of additional refrigerant is 800 g.)
Charge the refrigerant accurately. Overcharge may cause a serious trouble of compressor.
All manuals and user guides at all-guides.com
3
Protective bush
4
Guard material for
passage part
Suction hood (Side)
Discharge hood
Discharge
Suction
Addition of refrigerant is unnecessary at the local site.
<Addition of refrigerant>
Add 40 g of refrigerant for every 1m of pipe which exceeds 20 m.
Refrigerant Piping
• Piping kit used for the conventional refrigerant
cannot be used.
• Use copper pipe with 0.8 mm or more thickness for
Ø9.5.
Use copper pipe with 1.0 mm or more thickness for
Ø15.9.
• Flare nut and flare works are also different from
those of the conventional refrigerant. Take out the
flare nut attached to the main unit of the air condi-
tioner, and use it.
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.
Item
3