York YUHC 18, Service Manual, Page: 34 / 49

Part 11. Installation
1. Installation place
The indoor unit must be installed such that there is no short circuit of the cool discharge. Comply to the installation
clearance recommended. Don’t put the indoor unit where there is direct sunlight on unit. Make sure the location is
suitable for piping and drainage.
(1) YUKC-18~48
The positioning of ceiling hole and indoor unit and hanging screw bolt:
J=mxK
H
C
80
60
70
n - 20 0
φ
11
5
44
0-
64
0
5
Air outlet
Main body :A
Ceiling hole: D
Panel: E
Distance between bolts : B
Hanging Scr ew bolt
4-M10 Site configuration
17
5
Install the main body:
Main body: 800
Connecting point of
refrigerant pipe
Connecting point of
pipe
refrigerant
Connecting point ofdrain pipe
Ceiling hole 470
Panel
500
(
)
Addit ional purchase
(
)
Addit ional purchase
(
)
Additional purchase
Panel
D ust proof net
Canvas air passage
450
300
630
720
3
0
29
8
12
0
2
8
5
3
35
(
)
side
φ
F
Gas
(
)
iquid side
φ G
L
160
10
0
Capacity (Btu/h) A B C D E F G H I J K m n
18,000 12.7 6.35
24,000
1082 1052 1115 1087 1408
16 9.53
- - - - - -
30,000~48,000 1350 1400 1380 1400 1430 19 12.7 252 35 930 310 3 4