WARNING
There must be an airtight seal between the bottom of the unit and the return air plenum.
Use fiberglass sealing strips, caulking, or equivalent sealing method between the plenum and
the unit to ensure a tight seal. Return air must not be drawn from a room where this unit or any
gas-fueled appliance (i.e., water heater), or carbon monoxide-producing device (i.e., wood
fireplace) is installed.
RECOMMENDED DISTANCES BETWEEN THE INDOOR UNIT
The distance between the mounted indoor unit
should meet the specifications illlustrated in the
following diagram.
Horizontal installations
Plenum Clearances
FLEXIBLE
DUCT COLLAR
The outlet side pipe length is 1.5m/59''.
Vertical installations
Fixing instructions:
(upward or downward), the lower end of the air
outlet needs to be connected to the L-shaped
metal air duct and fastened by screws.
MINIMUM CLEARANCE
OF 25.4mm/1"ALL SIDES
When installed vertically
Indoor parts installation size
MODEL(Btu/h)
Dimensions
mm
Length of A
inch
mm
Length of B
inch
mm
Length of C
inch
mm
Length of D
inch
mm
Length of E
inch
Page 19
D
(unit: mm/inch)
12K - 24K
60K
30K - 48K
1143
1245
1346
45
49
53
533
533
533
21
21
21
534
622
445
17-1/2
21-1/50
24-1/2
400
490
580
15-3/4
19-5/16
22-27/32
260
260
260
10-1/4
10-1/4
10-1/4