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Idiomas disponibles
• Alocation
which provides
enough
spaces
around
the o utdoor
unit as
shown
inthe d iagram
above.
• Alocation
which can b ear the w eight
ofthe o utdoor
unit and does not
allow an increase
innoise level and v ibration.
• Alocation
where
the o peration
noise and d ischarged
air do not disturb
your neighbors.
• Alocation
which does not expose
the unit to strong
winds.
• Alocation
free o f c ombustible
gases leaks.
• Alocation
which does not block apassage.
• Alocation
where
drain water does not cause
any problems.
• Depending
on snow level, use a field fabricated
ice or s now stand.
• When
the o utdoor
unit is to be installed
inan elevated
position,
be sure to
secure
itas described
in the s ection
above.
• Do not use the supplied drain nipple for draining water. Drain the water
from all drain holes directly.
• To protect the outdoor unit from snow accumulation, install a holding
frame, and attach a snow protection hood and plate.
• Do not use a double-stacked design.
Front
Anchor
bolts
Snow protection plate
Install the unit at least
Snow protection hood
19-11/16 in (500 ram)
j
I I
above t h ......
1
_
I At ]east
accumulation line.
]
,.. Jl
_ 19-11/16in. (500 mm)
_._Snow
accumulation line
1. Install the outdoor
unit in a location
where
there
are no obstructions
near its air intake
or air outlet.
2. When the outdoor
units
is installed
in a place that is always
exposed
to strong winds
like on the coast
or on a high story of a building,
use
a field fabricated
wind baffle.
To minimize
the effect of strong
winds,
specially
in windy
areas,
install the unit as shown
below.
1. Make sure you have enough pipe to reach to the indoor unit.
2. Cut the pipe with a pipe cutter.
O
X
X
X
Obliquity
Roughness
Warp
d
3. Insert
a flare
nut into the pipe and flare the pipe.
Align the centers
of the connecting
pipes and tighten
the flare
nut as far as
possible
with your fingers.
Then
tighten the nut with a two wrenches
as show
below.
Half union
]_[_)
4_
tEXteeadea_Yside _/,_/_
_
lhtreradae_side
Use a wrench to secure.
Use a torque wrench to tighten.
Do not apply excess torque. Otherwise, the nut may crack depending on
the conditions.
i
outer d _a. of
01/4
in. (06.35
mmi ...............
|
01/2
n. (012.70
mm)
37to46
bf.ft
50to62
N.m)
• Tightening torque for connection
of flare pipe
The pressure of R410A is higher than
R22. (Approx. 1.6 times.) Therefore
securely tighten the flare pipes
which connect the outdoor unit and
the indoor unit with the specified
tightening torque using a torque
wrench.
All wiring and connections must comply with NEC, CEC, and local codes.
• Connect all wires to the correct terminal on the wiring terminal blocks.
•
Make sure that all connectors are secure.
•
Size connectors per the ratings listed in the system requirement section.
•
System interconnections should be minimum AWG14.
1. MOUNTTHE OUTDOOR UNIT POWER DISCONNECT.
2. RUN POWER WIRING FROM MAiN BOX TO DISCONNECT PER NEC
AND LOCAL CODES.
3. Remove the valve cover and the cord clamp from the outdoor unit.
4. Fix conduit connector to conduit plate by tock nut and secure it tightly.
Connect the power supply and connecting cables to the terminal block as
shown in the figure in the next page and secure it tightly with screws.
5. You should not have extra cables.
6. Secure the power cord and the connecting cable with the cord clamp.
7. Attach the electric parts cover and the valve cover to the outdoor unit.
8. RUN PIPING AND INTERCONNECTING CABLE TO THE iNDOOR
UNIT.
FIELD
CONNECTION
WIRING
DISCONNECT
PER NEC AND
OUTDOOR
UNiT
LOCAL
CODE
INDOOR
UNIT
208/230/1/60
L2 --
--
--
----n
DISCONNECT
PER
.........
I" "
NECAND
LOCAL
CODE
_
_
_
_,
GND ....
GND
GND
LEGEND
....
Field
high voltage
and ground
wiring
--
Factory
wiring
........
Field signal
wiring
1110651824-2EN.indd
7
12/13/13
4:58PM
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