Required Minimum Space For Installation And Service - Sanyo CH2442 Installation Instructions Manual

Concealed-Duct Type ( UH Type)
3-22. Required Minimum Space for
Installation and Service
This air conditioner is usually installed above the
ceiling so that the indoor unit and ducts are not
visible. Only the air intake and air outlet ports are
visible from below.
The minimum space for installation and service is
shown in Fig. 3-72 and Table 3-3.
It is recommended that space is provided (17-23/32
17-23/32 in.) for checking and servicing the
electrical system.
Fig. 3-73 and Table 3-4 show the detailed dimen-
sions of the indoor unit.
Table 3-3
Type
12, 18
A (Length)
30-23/32 (780)
Number of
2
duct flanges
Table 3-4
Dimension
A
Type
UH1242, UH1842 26-1/16
37-7/8
UH2442
56-25/32
UH3642
13/32
3/4
1-7/32
3-17/32
Unit: inch (mm)
24
36
42-17/32 (1,080) 61-13/32 (1,560)
3 4
B C D
23-5/8
27-9/16 30-23/32 11-13/32 10-5/16 26-25/32 28-5/32 7-3/32
(7-7/8 3)
35-7/16
39-3/8 42-17/32 11-13/32 10-23/32 38-19/32 39-31/32 5-1/8
(7-3/32 5)
54-11/32
58-9/32 61-13/32 13-3/16 12-7/32 57-15/32 58-27/32 5-1/8
(9-1/16 6)
L-ø1/4
(Hole)
I J K
A (O.D.)
H (Duct suspension bolt pitch)
G (Ceiling opening dimension)
B
C
D
(Suspension bolt pitch)
E E E
A (Suspension bolt pitch)
min.
Indoor Unit
9-27/32
Air outlet duct flange
E F G H
Refrigerant tubing joint (narrow tube)
13/32
Refrigerant tubing joint (wide tube)
Upper drain port (O.D. 1-1/4 in.)
Bottom drain port (O.D. 1-1/32 in.)
11
Suspension lug
J I
Power supply outlet (2-ø1-3/16 hole)
3/4
Fresh air intake port (ø5-29/32 hole)
Flange for the flexible air outlet duct (ø7-7/8 hole)
9 Tube cover
4-ø15/32
10 Electrical component box
(Hole)
Flange for the air intake duct
11
(Option or field supply)
1-7/32
M-ø1/8
(Hole)
Inspection access
(17-23/32
17-23/32)
(Field supply)
1-9/16
(5-29/32)
F 2-15/16
2-9/16
Fig. 3-73
35 S4359146
Electrical
component box
Inspection
access
17-23/32
17-23/32
Refrigerant
tubing
min. 25-19/32
Unit: inch
Fig. 3-72
Unit: inch
No. of holes
I J K
L
– 13-3/8 8
9-21/32
9-27/32 12
(9-21/32 1)
19-9/32
9-7/16 16
(9-21/32 2)
12-7/32
31/32 8-9/32 31/32
6-7/8
10
9
1-3/8
2-3/4 5-1/8
11-7/32
Inspection access panel
Ceiling
1978_U_I
4 4 4 4 4
1977_U_I
U
M
12
16
18