7
4.
Route the harnesses.
CAUTION
When drilling a hole, be careful not to damage the
soundproofing material and other components on
the back side.
For type A Models
1) If there is no hole, drill a ɸ1/8 inch (ɸ3.2mm) hole in the partition plate. (1 location)
2) Fix in place the binding band attached to the
drain pan heater harness by screwing the M4 piercing screw
into the hole. (1 location)
3) Install the fan motor base.
• Be careful not to confuse screw types. Refer to “
Installation Procedure (2)
”.
4) Place the drain pan heater harness on top of the fan motor harness, and fix it in place with the
sealing materi-
al.
Binding band
Fan motor harness
If a hole need to be drilled, hold the component
in position to determine the location of the hole.
B
D
Drain Pan
heater harness
A
Sealing material
For type B, C, and D Models
1) If there is no hole, drill ɸ1/8 inch (ɸ3.2mm) holes in the partition plate. (3 locations)
2) Fix the
drain pan heater harness in place by screwing the
M4 piercing screws into the holes. (3 locations)
3) Install the fan motor base.
• Be careful not to confuse screw types. Refer to “
Installation Procedure (2)
”.
4) Trim the electrical wiring box with nippers at the locations shown in the figures, then cover the trimmed edges with
the sealing material.
5) Insert the drain pan heater harness into the space that was trimmed, and fix it in place using the
sealing ma-
terial.
If holes need to be drilled, hold
the component in position to
determine the locations
of the holes.
M4 piercing
screws
B
Binding bands
D
D
Type B
Type C
Trim the electrical wiring box.
Sealing materials
Trim the electrical wiring box.
Sealing materials
