Outdoor Unit Installation; Outdoor Unit Mounting Dimension; Space Requirement For Outdoor Unit; Outdoor Wire Connection - Carrier 42QHC007D8S Installation Manual

3. OUTDOOR UNIT INSTALLATION

3.1 OUTDOOR UNIT MOUNTING DIMENSION

The mounting dimensions vary among different outdoor units.
The fixing bolt head diameter should be more than 12mm.
W
Outdoor Unit Dimentsion (mm)
H
W
700 550
770 555
800 554
845 702

3.2 SPACE REQUIREMENT FOR OUTDOOR UNIT

Single Unit Installation
(Wall or obstacle)
Air inlet
>30cm
Maintain channel
N
Air inlet
>60cm
P
Air outlet
M
Parallel connect the two units or above
>30
>60
>200
CAUTION
In regions with snowfall and cold temperatures, avoid installing the outdoor unit in areas where it
can be covered by snow. If heavy snow is expected, a field supplied ice or snow stand and/or
field supplied-installed wind baffle should be installed to protect the unit from snow accumulation
and/or blocked air intake.
09
H
D
A
Mounting Dimentsion (mm)
D
A B
275 450 260
300 487 298
333 515 340
363 540 376
Fix with bolt
unit:cm Parallel connect the front with rear sides.
>200 >50 >300 >300
3. OUTDOOR UNIT INSTALLATION

3.3 OUTDOOR WIRE CONNECTION

Remove the electrical cover and cable clamp by loosening the screws.
Connect wires to the outdoor terminal block by same sequence to indoor unit.
B

3.4 INSTALL THE OUTDOOR UNIT

Before installation, check strength and horizontality of the base so that abnormal sound does not generate.
Fix the base firmly with anchor bolts (M10) to prevent it from collapsing.
Install the foundation and vibration-proof rubbers to directly support the bottom surface of the fixing leg that
is in contact with the bottom plate of the outdoor unit.
Mortar Hole (Φ100mm x Depth 150mm)

3.5 INSTALL THE DRAIN PIPE FOR OUTDOOR UNIT

Connect the drain outlet with an extension drain hose
Fit the gasket onto drain outlet.
Insert the drain outlet into the base pan hole of outdoor unit, and rotate 90 degree to securely assemble them.
unit:cm
>30
Electric cover
L N S
Wire downwards to prevent
water entering control box.
Outdoor unit
Vibration-proof rubber
Anchor bolt (M10)
≥100mm
Drainage (Wide 100mm x Depth 150mm)
Base pan hole
of outdoor unit
Gasket
Drain Outlet
Drain hose
(Field supply)
Terminal Block
Cable Clamp
10