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41
Table 40 — 2-Stage Sequence —
48/50A2,A4,A6,A8020-027
Table 41 — 2-Stage Sequence —
48/50A2,A4,A6,A8030-060
Table 42 — Staging Sequence without Hot Gas Bypass —
48/50A3,A5,A7,A9020-027 and Multi-Stage 48/50A2,A4,A6,A8020-027
Table 43 — Staging Sequence with Hot Gas Bypass —
48/50A3,A5,A7,A9020-027 and Multi-Stage 48/50A2,A4,A6,A8020-027
*With minimum load valve ON.
Table 44 — Staging Sequence without Hot Gas Bypass —
48/50A3,A5,A7,A9030-060 and Multi-Stage 48/50A2,A4,A6,A8030-060
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%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
0
1
2
3
COMP
Compressor Status
Compressor Status
A1
OFF
ON
ON
ON
OFF
OFF
OFF
ON
A2
OFF
OFF
OFF
ON
OFF
ON
ON
ON
B1
OFF
OFF
ON
ON
OFF
OFF
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
020
0%
30%
70%
100%
0%
30%
70%
100%
025
0%
33%
67%
100%
0%
33%
67%
100%
027
0%
33%
67%
100%
0%
33%
67%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
4
0
1
2
3
4
COMP
Compressor Status
Compressor Status
A1
OFF
ON*
ON
ON
ON
OFF
OFF
OFF
OFF
ON
A2
OFF
OFF
OFF
OFF
ON
OFF
ON*
ON
ON
ON
B1
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
020
0%
10%
30%
70%
100%
0%
10%
30%
70%
100%
025
0%
17%
33%
67%
100%
0%
17%
33%
67%
100%
027
0%
17%
33%
67%
100%
0%
17%
33%
67%
100%
STAGE
SEQUENCE 1
SEQUENCE 2
0
1
2
3
4
0
1
2
3
4
COMP
Compressor Status
Compressor Status
A1
OFF
ON
ON
ON
ON
OFF
OFF
ON
OFF
ON
A2
OFF
OFF
OFF
ON
ON
OFF
ON
OFF
ON
ON
B1
OFF
OFF
ON
ON
ON
OFF
OFF
ON
ON
ON
B2
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
UNIT
Unit Capacity 48/50A
Unit Capacity 48/50A
030
0%
25%
50%
75%
100%
0%
25%
50%
75%
100%
035
0%
20%
50%
80%
100%
0%
20%
50%
70%
100%
040
0%
25%
50%
75%
100%
0%
25%
50%
75%
100%
050
0%
25%
50%
75%
100%
0%
25%
50%
75%
100%
060
0%
25%
50%
75%
100%
0%
25%
50%
75%
100%
Summary of Contents for WEATHERMAKER 48A2020
Page 112: ...112 Fig 20 Typical Main Control Box Wiring Schematic 48 50A Units ...
Page 113: ...113 Fig 21 Typical Auxiliary Control Box Wiring Schematic ...
Page 114: ...114 Fig 22 Typical 2 Stage Gas Heat Wiring Schematic Size 060 Units Shown ...
Page 115: ...115 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown TO NEXT PAGE ...
Page 116: ...116 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown cont ...
Page 117: ...117 Fig 24 Typical Electric Heat Control Schematic 50 Series Size 060 Units Shown ...
Page 118: ...118 Fig 25 Typical Controls Option Wiring Schematic SW1 SW2 OR DEHUMIDIFY SWITCH ...
Page 119: ...119 Fig 26 Typical Power Schematic 48 50A2 A3 A4 A5 060 Unit Shown ...
Page 120: ...120 Fig 27 Typical Power Schematic of Greenspeed Low Ambient Option 48 50A 060 Unit Shown ...
Page 121: ...121 Fig 28 Typical Small Chassis Component Location Size 020 035 Units ...
Page 122: ...122 Fig 29 Typical Large Chassis Component Locations Size 040 060 Units ...
Page 185: ...185 APPENDIX C VFD INFORMATION cont Fig F Internal Enclosure Fan Replacement A48 7716 ...