2
Johnson Controls Unitary Products
Physical and Electrical Data
MODEL
YHJD18
S41S7
YHJD24
S41S7
YHJD30
S41S7
YHJD36
S41S7
YHJD42
S41S7
YHJD48
S41S7
YHJD60
S41S7
Unit Supply Voltage
208-230V, 1f, 60Hz
Normal Voltage Range
1
187 to 252
Minimum Circuit Ampacity
11.9
11.2
14.1
19.7
20.9
20.9
33.0
Max. Overcurrent Device Amps
2
20
15
20
30
35
35
60
Min. Overcurrent Device Amps
3
15
15
15
20
25
25
35
Compressor
Type
Scroll
Recip
Recip
Recip
Recip
Recip
Scroll
Rated Load Amps
9.0
8.3
10.6
14.7
15.7
15.7
26.4
Locked Rotor Amps
48.0
43.0
54.0
74.0
88.0
84.0
134.0
Crankcase Heater
No
Yes
Yes
Yes
Yes
Yes
No
Factory External Discharge Muffler
Yes
No
No
No
No
Yes
Yes
Factory External Check Valve
No
No
No
No
No
Yes
No
HS Kit Required with TXV
4
No
Yes**
Yes**
Yes
Yes
No
No
Fan Diameter Inches
24
24
24
24
24
24
24
Fan Motor
Rated HP
1/10
1/8
1/4
1/4
1/4
1/4
1/4
Rated Load Amps
0.70
0.80
1.3
1.3
1.3
1.3
1.3
Nominal RPM
825
1075
850
850
850
850
850
Nominal CFM
2000
2900
3800
3800
3800
3600
3550
Coil
Face Area Sq. Ft.
15.7
18.3
21.0
23.6
23.6
23.6
23.6
Rows Deep
1
1
1
1
1
2
2
Fins / Inch
22
22
22
22
22
18
18
Liquid Line Set OD (Field Installed)
3/8
3/8
3/8
3/8
3/8
3/8
3/8
Vapor Line Set OD (Field Installed)
3/4
3/4
3/4
3/4
7/8
7/8
1-1/8*
Unit Charge (Lbs. - Oz.)
[5]
6 - 15
9- 5
8 - 13
10 - 14
10 - 11
16 - 8
16 - 12
Charge Per Foot, Oz.
0.62
0.62
0.62
0.62
0.67
0.67
0.75
Operating Weight Lbs.
172
194
206
218
218
285
290
** These models are shipped with a hard start kit installed at the factory.
1. Rated in accordance with AHRI Standard 110-2012, utilization range “A”.
2. Dual element fuses or HACR circuit breaker. Maximum allowable overcurrent protection.
3. Dual element fuses or HACR circuit breaker. Minimum recommended overcurrent protection.
4. See Hard Start Kit Accessory Installation Manual for Hard Start Kit part number for each model.
5. The Unit Charge is correct for the outdoor unit, smallest matched indoor unit, and 15 feet of refrigerant tubing. For tubing lengths other than 15 feet, add or sub-
tract the amount of refrigerant, using the difference in actual lineset length (not equivalent length) multiplied by the per foot value.
B
C
A
Unit
Model
Dimensions
(Inches)
Refrigerant Connection
Service Valve Size
A
B
C
Liquid
Vapor
18
28-1/4
34
34
3/8
3/4
24
32-1/4
34
34
30
36-1/4
34
34
36
40-1/4
34
34
42
40-1/4
34
34
7/8
48
40-1/4
34
34
60
40-1/4
34
34
7/8
*
All dimensions are in inches and are subject to change without notice.
Overall height is from bottom of basepan to top of fan guard.
Overall length and width include screw heads.
* Adapter fitting must be field installed for the required 1-1/8” line set.
571209-YTG-F-0615
