Carrier 53KHET 12 Installation Manual page 21

INSTALLATION OF INDOOR UNIT (Cont.)
INSTALLATION STEPS OF INDOOR UNIT (Cont.)
Step (4): Install indoor unit on
the wall hang bracket
1. Pass refrigerant piping lines,
electrical cables and condensate
drain line through the wall sleeve
before hooking the indoor unit onto
the top of the wall hang bracket.
2. Put the upper claw at the back of
the indoor unit on the upper hook
of the wall hang bracket and move
indoor unit from side to side to see
that it is securely hooked.
3. Piping can easily be made by lifting
the indoor unit with a cushioning
material between the indoor unit
and the wall.
Get it out after finish piping.
4. Push the lower part of the indoor
unit up on the wall, then move the
indoor unit from side to side, up
and down to check if it is hooked
securely.
WARNING
Do not supply power to the indoor unit until all
refrigerant piping and electrical wiring to the
outdoor unit are completed.
Installation Plate
19
Upper hooker
Wall hang bracket
Low hooker
Cushioning
material
Wall