Installation guide

Wall
Hanging
Bracket Hook
Hole
UNIT SIZE
40QNC01824
40QNC030
40QN0036
40QNQ018
40QNQ024
40QNQ030
40QNQ036
Retainer
Clip
A08365
Fig. 29 - Wall Mounting Details
8. If the refrigerant piping connections are located outside the
wall, tighten the flare connections as shown in Fig. 30. Insu-
late all exposed refrigerant lines and secure to the wall and
fill any void spaces in the hole.
®
@ Adjustable wrench or torque wrench
@ Outdoor end
@ Indoor end
Fig. 30 - Tightening Connections
A07201
USER INTERFACE
The indoor unit includes a wireless remote control to operate the
unit (an Owner's Manual is supplied with the unit). If you have
two units installed in the same space and they need to work
independently, the remote controls and the units need to be
configured as follow:
Unit Configuration
Turn the unit off by pressing the IQL). Press and hold the M and
A
=_/_/IIbuttons of the remote control for more than 5 seconds. The
display will be cleared and the time segments will display the first
configuration item (rAdr=remote address) and the temperature
segments will display the default value of this configuration item
(ab=control of both indoor units). Press A and V to change the
default value to the new value of (a) or (b). Press the //I button to
transmit the new configuration to the unit. Press the I_ button to
leave the configuration menu.
Remote Control Configuration
Turn the unit off by pressing the IQL)button. Press and hold the
A
v
and buttons for more than 5 seconds. The display will be
cleared and the time segments will display the first configuration
item (CH=remote address) and the temperature segments will
display the default value of this configuration item (Ab=control of
both indoor units).
Press A and V to change the default value to the new value of (a)
or (b). Press the :'/_ button to transmit the new configuration to the
unit. Press the I_ button to leave the configuration menu.
NOTE: When 30 seconds have elapsed and no buttons have been
pressed, the remote control will automatically exit the
configuration menu and resume its normal operation.
A wall mounted control or zone manager can be used to control a
unit or multiple units.
Wired Control
If a wall mounted wired control is required the following steps
should be performed at the same time the indoor control and power
wiring are being connected:
1. Unplug the connector on J5.
2. Remove the wire harness from the wired control box
3. Plug one end of the wire harness into the J5 connector on
the board
4. Route the other end of the wire harness to the back of the
unit along the low voltage wiring
5. Connect the other end of the wire harness to the field sup-
plied wiring between the indoor unit and the wired control
as shown in wired control installation instructions and Fig.
31.
17