TCL Air Conditioner Service Manual 
 Install the indoor unit at a height of at least 2.5m
f
rom the 
ground.
To install, proceed as follows: 
9.2.1  Installation of the mounting plate. 
1) By using a level, put the mounting plate in a
perfect square position vertically and  horizontally.
2) Drill 32mm deep holes in the wall to fix the plate.
3) Insert the plastic anchors into the hole.
4) Fix  the  mounting  plate  by  using  the  provided
tapping screws.
5) Check that the mounting plate is correctly fixed.
Note: The shape of the mounting plate may be 
different from the one above, but installation 
method is similar. 
9.2.2  Drilling a hole in the wall for the piping 
1) Decide where to drill the hole in the wall for the
piping (if necessary) according to the position of
the mounting plate
2) Install a flexible flange through the hole in the
wall to keep the latter intact and clean.
The hole must slope downwards towards the 
exterior. 
Note: Keep the drain pipe down towards the 
direction of the wall hole, otherwise leakage may 
occur. 
9.2.3  Electrical connections---Indoor unit 
1).Lift the front panel. 
2).Take off the cover as indicated in the picture 
(by  removing a screw or by breaking the hooks). 
3).For the electrical connections, see the circuit 
diagram on the right part of the unit under the 
front panel. 
4).Connect the cable wires to the screw terminals 
by following the numbering, Use wire size 
suitable to the electric power input (see name 
plate on the unit) and according to all current 
national safety code requirements. 
5).The cable connecting the outdoor and indoor 
units must be suitable for outdoor use. 
6).The plug must be accessible also after the 
appliance has been installed so that it can be 
pulled out if necessary. 
Fr ont panel
Terminal  blo ck cov er
Wiring diagram
5mm
Indoors
Out doors