Carrier WEATHERMAKER 48/50AJ User Manual
Page 44
44
Table 52 — Staging Sequence with Hot Gas Bypass —
48/50AK,AY020-027 and Multi-Stage 48/50AJ,AW020-027
*With Minimum Load Valve ON.
Table 53 — Staging Sequence without Hot Gas Bypass —
48/50AK,AY030-060 and Multi-Stage 48/50AJ,AW030-060
Table 54 — Staging Sequence with Hot Gas Bypass — 48/50AK,AY030-060
*With minimum load valve ON.
Table 55 — 2-Stage Sequence —
48/50A2,A4020-027
Table 56 — 2-Stage Sequence —
48/50A2,A4030-060
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
4
5
0
1
2
3
4
5
COMP
Compressor Status
Compressor Status
A1
OFF
ON*
ON
ON
OFF
ON
OFF
OFF
OFF
ON
ON
ON
A2
OFF
OFF
OFF
ON
ON
ON
OFF
ON*
ON
ON
OFF
ON
B1
OFF
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
020
0%
18%
33%
67%
67%
100%
0%
18%
33%
67%
67%
100%
025
0%
17%
30%
65%
70%
100%
0%
22%
35%
65%
65%
100%
027
0%
21%
33%
67%
67%
100%
0%
21%
33%
67%
67%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
4
5
0
1
2
3
4
5
COMP
Compressor Status
Compressor Status
A1
OFF
ON
ON
OFF
ON
ON
OFF
OFF
ON
ON
ON
ON
A2
OFF
OFF
ON
ON
ON
ON
OFF
ON
ON
OFF
ON
ON
B1
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
B2
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
030
0%
23%
45%
50%
73%
100%
0%
23%
45%
50%
73%
100%
035,036
0%
22%
48%
52%
74%
100%
0%
26%
48%
48%
74%
100%
040,041
0%
21%
43%
50%
71%
100%
0%
21%
43%
50%
72%
100%
050
0%
23%
46%
46%
68%
100%
0%
23%
46%
54%
77%
100%
051
0%
25%
50%
50%
75%
100%
0%
25%
50%
50%
75%
100%
060
0%
24%
50%
50%
74%
100%
0%
26%
50%
50%
76%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
4
5
6
0
1
2
3
4
5
6
COMP
Compressor Status
Compressor Status
A1
OFF
ON*
ON
ON
OFF
ON
ON
OFF
OFF
OFF
ON
ON
ON
ON
A2
OFF
OFF
OFF
ON
ON
ON
ON
OFF
ON*
ON
ON
OFF
ON
ON
B1
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
B2
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
030
0%
12%
23%
45%
50%
73%
100%
0%
12%
23%
45%
50%
73%
100%
035,036
0%
12%
22%
48%
52%
74%
100%
0%
16%
26%
48%
48%
74%
100%
040,041
0%
13%
21%
43%
50%
71%
100%
0%
13%
21%
43%
50%
72%
100%
050
0%
16%
23%
46%
46%
68%
100%
0%
16%
23%
46%
54%
77%
100%
051
0%
19%
25%
50%
50%
75%
100%
0%
19%
25%
50%
50%
75%
100%
060
0%
19%
24%
50%
50%
74%
100%
0%
21%
26%
50%
50%
76%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
0
1
2
Thermostat Inputs
Thermostat Inputs
Y1
OPEN CLOSED CLOSED OPEN CLOSED CLOSED
Y2
OPEN
OPEN
CLOSED OPEN
OPEN
CLOSED
COMP
Compressor Status
Compressor Status
A1
OFF
ON
ON
OFF
OFF
ON
A2
OFF
OFF
ON
OFF
ON
ON
B1
OFF
OFF
ON
OFF
OFF
ON
UNIT
Unit Capacity
Unit Capacity
020
0%
30%
100%
0%
30%
100%
025
0%
33%
100%
0%
33%
100%
027
0%
33%
100%
0%
33%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
0
1
2
Thermostat Inputs
Thermostat Inputs
Y1
OPEN CLOSED CLOSED OPEN CLOSED CLOSED
Y2
OPEN
OPEN
CLOSED OPEN
OPEN
CLOSED
COMP
Compressor Status
Compressor Status
A1
OFF
ON
ON
OFF
OFF
ON
A2
OFF
OFF
ON
OFF
ON
ON
B1
OFF
ON
ON
OFF
OFF
ON
B2
OFF
OFF
ON
OFF
ON
ON
UNIT
Unit Capacity
Unit Capacity
030
0%
50%
100%
0%
50%
100%
035
0%
50%
100%
0%
50%
100%
040
0%
50%
100%
0%
50%
100%
050
0%
50%
100%
0%
50%
100%
060
0%
50%
100%
0%
50%
100%