Installation - Carrier 42HQM Series Installation Manual

42HQM

Installation

• The piping can be connected in the four ways indicated by
, and .
When the piping is connected to the points
remove the knock-out either at the side or at the bottom of the
unit.
IMPORTANT NOTE:
This unit has no refrigerant expansion device.
Installing the wall hanging bracket
• Install the wall hanging bracket so that it is level. Use a plumb
line if necessary.
• Be sure to leave the clearance spaces. (Refer to page 3).
• If the wall hanging bracket is not level, water may drip onto the
floor.
• Install the wall hanging bracket with a fixing that is strong
enough to withstand the weight of the unit.
180
mm
min.
GB - 6
, • Before installing the wall hanging bracket, remove it from the unit
by pushing at the indicated parts at the bottom of the body.
, or ,
• Fasten the wall hanging bracket to the wall with 4 or more screw
anchors through the holes near the outer edge of the bracket.
• Install the wall hanging bracket so that there is no gap between
the bracket and the wall.
• Check that the wall hanging bracket does not move.
This can cause noise during operation.
• If the unit is removed from the wall hanging bracket after installing
it onto the wall, remove by pushing up the indicated MARKS ( )
at the bottom of the body. (Refer to page 8).
Marking the wall penetration for the
connection piping
Rear piping
• It is best for the piping to go through the wall behind the unit, so
that the unit hides the pipes.
• For this method of installation, make a 65 mm diameter hole in the
wall at point A.
• Drill a 65 mm diameter hole at a slope so that the outside end is
mm min.
120
lower (5 - 10 mm) than the inside end.
This will ensure good drainage.
280 mm
• Cut the wall sleeve to match the wall thickness and pass the pipe
min.
through the hole.
Plumb line
Side or bottom piping
• Remove the knock-out in the unit and pass the pipes through
the wall.
• The pipe should slope downward and away from the unit to
Remove screw
ensure good drainage.
270 120
42HQM 009-012
Indoor side
Outdoor side
5 ~ 10 mm lower