Toshiba RAS-2M21U2ACVG-SG, Руководство по обслуживанию, Страница: 49 / 91

10-
2
. Outdoor Unit
10-
2
-1. Accessory and Installation Parts
10-
2
-2. Refrigerant Piping
• Piping kit used for the conventional refrigerant cannot be used.
• Use copper pipe with 0.8 mm or more thickness.
• 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 conditioner, and use it.
10- 2 -3. Installation Place
• A place which provides the spaces around the outdoor unit.
• 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 which does not block a passageway.
• When the outdoor unit is to be installed in an elevated position, be sure to secure its feet.
• There must be sufficient spaces for carrying the unit into and out of the site.
• A place where the drain water does not raise any problem.
• A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration.
10-
2
-4. Installation Parts (Local Supply)
Installation manual 1
Indoor unit class
Standard connecting pipe diameter
RAS-2M21U2ACVG-SG
RAS-3M31U2ACVG-SG,
RAS-3M41U2ACVG-SG
Unit C 10 or 13 — 6.35, 9.52 mm
Unit B 10 or 13 or 18 6.35, 9.52 mm 6.35, 9.52 mm
*3
Unit A 10 or 13 or 18 6.35, 9.52 mm 6.35, 12.7 mm
*2
Total
36 (RAS-2M21U2ACVG-SG)
—
41 (RAS-3M31U2ACVG-SG)
41 (RAS-3M41U2ACVG-SG)
All combinations that do not exceed the “Total” number can be installed.
2 or more indoor units must be connected to an outdoor unit.
When 2 indoor units are connected to an outdoor unit, note that some combinations of indoor units are not compatible.
For the further details, refer to the catalogue.
*2 Need the reducer (10, 13 class 12.7 to 9.52 mm).
*3 Need the expander (18 class 9.52 to 12.7 mm).
• Locally procured.
*4 Refrigerant piping covered with insulating material (Polyethylene
foam, 6 mm thick) When duct-type or cassette-type unit is to
be installed, it shall be covered with thicker insulating material
(Polyethylene foam, 10 mm thick)
Parts name Specifications Q’ty
Refrigerant piping
*4
Indoor unit
(abbreviation)
Liquid side
(O.D.)
Gas side (O.D.)
1 ea.
10, 13 6.35 mm 9.52 mm
18 6.35 mm 12.7 mm
Putty, PVC tapes — 1 ea.
*
1 If the air conditioner is used in conditions other than the above, the safety protection functions may be activated.
*
Example of indoor unit class: RAS-M10U2KCVG is abbreviated as “10”.
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