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3. Installing the outdoor unit
B
Min. 18-11/16
23-5/8
Min. 1
Fig. 3-1
4. Installing the refrigerant piping
Refer to page 3 for precautions not included below on using air conditioners with
R410A refrigerant.
se ester oil, ether oil, alkylbenzene oil (small amount) as the refrigeration oil ap-
plied to the ared sections.
se C1220 copper phosphorus, for copper and copper alloy seamless pipes, to con-
nect the refrigerant pipes. se refrigerant pipes with the thicknesses speci ed in the
table to the below. Make sure the insides of the pipes are clean and do not contain
any harmful contaminants such as sulfuric compounds, oxidants, debris, or dust.
6
A
D
E
C
A M10 (3/8") bolt
B Base
C As long as possible
D Vent
E Set deep in the ground
23-5/8
8-7/8
8-7/8
41-11/32
(inch)
Be sure to install the unit in a sturdy, level surface to prevent rattling noises dur-
ing operation. (Fig. 3-1)
Foundation speci cations
Foundation bolt
Thickness of concrete
Length of bolt
Weight-bearing capacity
Make sure that the length of the foundation bolt is within 30 mm (1-3/16") of the
bottom surface of the base.
Secure the base of the unit rmly with four-M10 foundation bolts in sturdy loca-
tions.
Installing the outdoor unit
Do not block the vent. If the vent is blocked, operation will be hindered and break-
down may result.
In addition to the unit base, use the installation holes on the back of the unit to
attach wires, etc., if necessary to install the unit.
15 mm, 13/16" × 19/32" or less) and install on site.
Warning:
weight.
If the unit is mounted on an unstable structure, it may fall down and cause
damage or injuries.
incorrectly installed unit may fall down and cause damage or injuries.
Caution:
vibration.
Warning:
When installing or relocating, or servicing the outdoor unit, use only the speci-
other refrigerant and do not allow air to remain in the lines.
mechanical failure or system malfunction or unit breakdown. In the worst
case, this could lead to a serious impediment to securing product safety.
6.35 mm (1/4 inch),
9.52 mm (3/8 inch),
12.7 mm (1/2 inch)
15.88 mm (5/8 inch)
Do not use pipes thinner than those speci ed above.
or higher according to local standards.
M10 (3/8")
120 mm (4-23/32")
70 mm (2-3/4")
320 kg (705 lbs)
se self-tapping screws ( 5 ×
-
-
Thickness 0.8 mm (1/32 inch)
Thickness 1.0 mm (5/128 inch)
-
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