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11.4.5 PIPE INSULATION
1 Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation
Diagram. Please wrap the insulated piping end to prevent water from going inside the piping.
2 If drain hose or connecting piping is in the room (where dew may form), please increase the insulation by
using POLY-E FOAM with thickness 6 mm or above.
11.4.6 Disposal of Outdoor Unit Drain Water
When a Drain elbow is used, please ensure to follow below:
o the unit should be placed on a stand which is taller than 50 mm.
o cover the 7 holes (ø20mm) with Rubber cap
(refer to illustration below).
o use a tray (field 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
and Rubber cap , for the drain water freezes and the fan will not rotate.
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