Installation Of Indoor Unit; Step 1: Choosing Installation Location - Toyotomi TRN-828ZR User Manual

Installation of indoor unit

Step 1: choosing installation location

Recommend the installation location to the client and then confirm it with the client.
Step 2: install wall-mounting frame
1. Hang the wall-mounting frame on the wall; adjust it in horizontal position with the
level meter and then point out the screw fixing holes on the wall.
2. Drill the screw fixing holes on the wall with impact drill (the specification of drill
head should be the same as the plastic expansion particle) and then fill the
plastic expansion particles in the holes.
3. Fix the wall-mounting frame on the wall with tapping screws (ST4.2X25TA) and
then check if the frame is firmly installed by pulling the frame. lf the plastic
expansion particle is loose, please drill another fixing hole nearby.
Step 3: open piping hole
1. Choose the position of piping hole according to the direction of outlet pipe.
The position of piping hole should be a little lower than the wall-mounted frame,
shown as below.
9K
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
ф 55mm
(Rear piping hole)
18K
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
ф 50mm
(Rear piping hole)
2. Open a piping hole with the diameter of ф55 or ф70 on the selected outlet pipe position.
ln order to drain smoothly, slant the piping hole on the wall slightly downward to the out
door side with the gradient of 5-10°.
Wall
Level meter
Space
to the
wall
above
150mm
Right
ф 55mm
(Rear piping hole)
Wall
Level meter
Space
to the
wall
above
150mm
Right
ф 50mm
(Rear piping hole)
12K
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
ф 55mm
(Rear piping hole)
24K
Wall
Mark in the middle of it
Space
to the
wall
above
150mm
Left
ф 70mm
(Rear piping hole)
35
Wall
Level meter
Space
to the
wall
above
150mm
Right
ф 55mm
(Rear piping hole)
Wall
Level meter
Space
to the
wall
above
150mm
Right
ф 70mm
(Rear piping hole)
GB