168
Installation
8.4.7.2
INSTALLATION PLACE PROVISION
◆
Concrete foundation
Foundation shall be on a level surface and it is
recommended to be 100-300 mm higher than ground
level.
(Foundation bolts, nuts and washers are not included,
Drain water might turn into ice on cold weather areas.
Therefore, when installing the unit on a roof or a
veranda, avoid the draining on a public area since it
may become slippery.
(Unit: mm)
1230
100
100
100
100
1430
1630
100
50
50
100
372
580
780
100
104
104
100
1229
20
15
372
Max 21mm
Concrete
Anchor bolts
Special washer
Nut
Base of
outdoor unit
Filled mortar
(M12)
The unit is low-vibration model, but consider using some
vibration should occur due to weakness of attached
surface.
to ensure strength against a fall or for when the unit has
to be moved.
Drain water and rainwater are discharged from the bottom
of the unit when in operation as well as when stopped.
Choose a location with good drainage or place a water
drain as shown in the drawing.
leakage may appear in case of, for instance, rain.
Pay attention to the following for installation:
Installation shall ensure that unit will not incline, vibrate, make
noise or fall down by a blast of wind or in an earthquake.
Calculate quake-resistance strength to ensure that installation
windbreak and likely exposed to a blast of wind.
Apply vibration-proof material where necessary.
To prevent unit damage or personal injury caused by
installation height of the outdoor unit should be more than
100mm above the possible maximum accumulated water
height.
8.4.7.3
DRAIN PIPING
When the base of the unit is temporarily utilized as a drain
receiver and the drain water in it is discharged, two drain
nozzles are needed to install on the bottom of the machine
pipe for each drain nozzle.
Drain pipe
Drain nozzles
The drain nozzles are factory-supplied.
drain nozzle
rubber washer
supplied.
Do not use this drain nozzle set in a cold area, because the
drain water may freeze.
If collecting drain water is completely required, provide a
drain-pan that is bigger than the unit base and install it under
the unit with drainage.
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