23
Installation and Maintenance
Service Manual
Min.allowable length
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The suggested shortest pipe length is 2.5m,in order to avoid noise from the outdoor unit and vibration. (Mechanical noise and
vibration may occur depending on how the unit is installed and the environment in which it is used.)
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See the installation manual for the outdoor unit for the maximum pipe length.
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For multi-connections ,see the installation manual for the multi-outdoor unit.
Unit: mm
4. Boring a Wall Hole and Installing Wall Embedded Pipe
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water leakage.
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outside.
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(3) Insert a wall cover into wall pipe .
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putty.
5. Drain Piping
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position.
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Inside
Outside
Caulking
Wall embedded pipe
(field supply)
Wall hole cover
(field supply)
Wall embedded pipe
(field supply)
Φ55 mm
100
Drain hose
100
150
Vinyl chloride
drain pipe
50 or more
Reducer
Must be no trap
Do not touch water
350
wall
Refrigerant pipe
45
75
Floor
Unit: mm
CAUTION
