23
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Step 3: Drill Wall Hole
Three optional piping modes show be determined
Mode1: Left, the Fresh air pipe, the refrigerant piping ,the drainage pipe, and connecting cables all are through
one hole to the outside.
Mode2: Right, the Fresh air pipe, the refrigerant piping ,the drainage pipe, and connecting cables all are through
one hole to the outside
Mode3: Back, the Fresh air pipe need a single hole, and the others need another hole
For Mode 3, follow the reference size for mounting plate and hole to determine location.
For Mode1 and Mode2, Determine the location of wall hole base on the following size.
For mode1 and mode2, the hole should be have a 83mm diameter at least and a small oblique angle to facilitate
drainage.
For mode3, the two holes should be have 70mm diameter at least and a small oblique angle to facilitate drainage.
Drill the wall hole with suitable core drill and with small oblique angle lower than the indoor end about 5mm to
10mm.
Place the wall sleeve and wall sleeve cover(both are optional parts) to protect the connection parts.
Caution:
When drill the wall hole, maker sure to avoid wires, plumbing and other sensitive components.
Wall sleeve Cover
(Optional)
Wall sleeve
(Optional)
Indoor
Outdoor
5-10mm
Small bolique angle
Summary of Contents for TT37AF-1232IAW
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