Additional Materials Required For Installation; Installation Site Selection; Indoor Unit - Technibel MCAF188R5I Installation Instructions Manual

06-154 MCAF186 - 246R5I ENG

1-5. Additional Materials Required for Installation

1. Refrigeration (armored) tape
2. Insulated staples or clamps for connecting wire
(See local codes)
3. Putty
4. Refrigeration lubricant
5. Clamps or saddles to secure refrigerant tubing

2. Installation Site Selection

2-1. Indoor Unit

WARNING
AVOID:
G
direct sunlight.
G nearby heat sources that may affect performance of the
unit.
G
areas where leakage of flammable gas may be expected.
G places where large amounts of oil mist exist.
DO:
G
select an appropriate position from which every corner of
the room can be uniformly cooled. (High on a wall is best.)
G select a location that will hold the weight of the unit.
G
select a location where tubing and drain hose have the
shortest run to the outside. (Fig. 1)
G allow room for operation and maintenance as well as unre-
stricted air flow around the unit. (Fig. 2)
G install the unit within the maximum elevation difference (H)
above or below the outdoor unit and within a total tubing
length (L) from the outdoor unit as detailed in Table 3 and
Fig. 3a.
G
Install the indoor unit more than 1 meter away from any
antenna or power lines or connecting wires used for televi-
sion, radio, telephone, security system, or intercom. Electrical
noise from any of these sources may affect operation.
Table 3
Model
MCAF186/246
* If total tubing length becomes 10 to 30 m, charge additional refrigerant (R410A) by 25 g/m.
No additional charge of compressor oil is necessary.
3/15/06 11:04 AM Page 4
To prevent abnormal heat genera-
tion and the possibility of fire, do
not place obstacles, enclosures
and grilles in front of or surround-
ing the air conditioner in a way
that may block air flow.
Max. Allowable Tubing
Length at Shipment
(m)
10
Indoor unit
5 cm
min.
INDOOR
UNIT
Elevation
difference (H)
CAUTION
For stable operation of the air
conditioner, do not install
wall-mounted type indoor
units less than 1.5 m from
floor level.
Limit of Tubing Limit of Elevation
Length (L) Difference (H)
(m)
30
4
Drain hose
Outside drainage
Fig. 1
15 cm min.
5 cm
min.
Front View
Fig. 2
Tubing length (L)
OUTDOOR
UNIT
Fig. 3a
Indoor unit
Minimum height
from floor level
1.5 m
Floor level
Fig. 3b
Required Amount of
Additional Refrigerant
(m) (g/m)*
15 25
Wall