8
DISPOSAL OF OUTDOOR UNIT DRAIN WATER
• When a Drain elbow
1
is used, please ensure to follow below:
- the unit should be placed on a stand which is taller than 50 mm.
- cover the ø32mm holes with Rubber cap
2
(refer to illustration below).
- use a tray (fi eld supply) when necessary to dispose the outdoor unit drain water.
• If the unit is used in an area where temperature falls below 0°C for 2 or 3 consecutive
days, it is recommended not to use the Drain elbow
1
and Rubber cap
2
, for the drain
water freezes and the fan will not rotate.
Pressure relief valve drainage pipe-work
• Use a drain hose with inner diameter of 15mm.
• The hose must be installed in a continuously downward direction and left open to the frost-free
atmosphere.
• If drain hose is long, use a metal support fi xture along the way to eliminate the wavy pattern of drain hose.
• Water will drip from this hose, therefore the outlet of this hose must be installed in an area where the
outlet cannot become blocked.
• Do not insert this hose into sewage or drain pipe that may generate ammonia gas, sulfuric gas, etc.
• If necessary, use a hose clamp to tighten the hose at drain hose connector to prevent it from leaking.
Drain
elbow
1
Rubber
cap
2
• After selecting the best location, start installation according to Installation Diagram.
1. When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand fi rmly
with bolt or nails.
2. When installing to a concrete or solid surface, use M10 or a W 3/8 bolts and nuts to secure the unit. Ensure that
it installed upright on a horizontal plane. (Use an anchor bolt for the installation as shown in the diagram below.)
INSTALL THE OUTDOOR UNIT
3
Anchor bolt length
More than
25mm
less than
60mm
More than
40mm
Base
More than
50mm
DIMENSION DIAGRAM
It is advisable to avoid more than 2 blockage directions.
For better ventilation & multiple-outdoor installation,
please consult authorized dealer/specialist.
Front view
Side view
Bottom view
Rear view
Top view
980
660
511
Drain hole
35.5
15.5
412.5
430
126
95
50
996
924
739
669
170
144
Pressure relief
valve connecting
port
Illustration of how to fi x
drain hose to unit
Drain hose
Connecting cable
Water outlet port
Water inlet port
1000mm
or more
100mm
or more
300mm
or more
300mm
or more
33.5
55.5
37.5
(160)
160
39
Pressure relief valve
connecting port
Size
Torque
Water inlet port
Rc 1"
88.2 N•m
Water outlet port
