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. For applications with non-standard vapor line sizes, see the "Applications & Accessories" section of this Technical Guide.
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 subtract
the amount of refrigerant, using the difference in actual lineset length (not the equivalent length) multiplied by the per foot value.
Johnson Controls Ducted Systems
YCG18B21S
YCG24B21S
14.0
16.4
2
20
25
3
15
20
Scroll
Scroll
9.0
10.9
47.5
62.9
No
No
No
No
No
No
22
22
1/3
1/3
2.80
2.80
917
917
2575
2575
13.83
13.83
1
1
23
23
3/8
3/8
4
3/4
3/4
3 - 10
3 - 10
0.62
0.62
150
150
YCG30B21S
YCG36B21S
208-230V, 1 60Hz
187 to 252
18.8
22.0
30
35
20
25
Scroll
Scroll
12.8
15.4
67.8
83.9
No
No
No
No
No
No
24
24
1/3
1/3
2.80
2.80
682
682
3000
3000
21.06
21.06
1
1
23
23
3/8
3/8
3/4
3/4
4 - 11
4 - 9
0.62
0.62
165
175
DIMENSIONS
Unit
Model
A
YCG18B21S
30
YCG24B21S
30
YCG30B21S
36-1/4
YCG36B21S
36-1/4
YCG42B21S
39-1/2
YCG48B21S
39-1/2
YCG60B21S
42-3/4
‡ Adapter fitting must be field installed for the required 1-1/8" line set.
All dimensions are in inches and are subject to change without notice.
Overall height is from bottom of base pan to top of fan guard.