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52
Table 65 — Staged Gas Heat Control Steps (
Configuration
→
Heat
→
SG.CT
→
HT.ST
= 2)
Table 66 — Staged Gas Heat Control Steps (
Configuration
→
Heat
→
SG.CT
→
HT.ST
= 3)
Table 67 — Staged Gas Heat Control Steps (
Configuration
→
Heat
→
SG.CT
→
HT.ST
= 4)
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
25
2
ON
ON
OFF
OFF
OFF
OFF
33
3
OFF
OFF
ON
OFF
OFF
OFF
50
4
OFF
OFF
ON
ON
OFF
OFF
67
5
ON
OFF
ON
OFF
OFF
OFF
75
6
ON
ON
ON
OFF
OFF
OFF
83
7
ON
ON
ON
ON
OFF
OFF
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
25
2
ON
ON
OFF
OFF
OFF
OFF
33
3
ON
OFF
ON
OFF
OFF
OFF
50
4
ON
ON
ON
OFF
OFF
OFF
58
5
ON
ON
ON
ON
OFF
OFF
67
6
ON
OFF
ON
OFF
ON
OFF
75
7
ON
OFF
ON
ON
ON
OFF
83
8
ON
ON
ON
ON
ON
OFF
92
9
ON
ON
ON
ON
ON
OFF
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
19
2
ON
ON
OFF
OFF
OFF
OFF
25
3
ON
OFF
OFF
OFF
ON
OFF
38
4
ON
ON
OFF
OFF
ON
OFF
44
5
ON
ON
OFF
OFF
ON
ON
50
6
ON
OFF
ON
OFF
OFF
OFF
57
7
ON
ON
ON
OFF
OFF
OFF
63
8
ON
OFF
ON
OFF
ON
OFF
76
9
ON
OFF
ON
ON
ON
OFF
88
10
ON
ON
ON
ON
ON
OFF
94
11
ON
ON
ON
ON
ON
ON
100
Summary of Contents for WEATHERMAKER 48AJ020
Page 95: ...95 Fig 13 Typical Main Control Box Wiring Schematic A48 7787 ...
Page 96: ...96 TO NEXT PAGE Fig 14 Auxiliary Control Box Wiring Schematic A48 7294 ...
Page 98: ...98 Fig 15 Typical 2 Stage Gas Heat Wiring Schematic Size 051 and 060 Units Shown A48 6866 ...
Page 102: ...102 TO NEXT PAGE Fig 18 Typical Power Schematic Size 051 and 060 Units Shown A48 7298 ...
Page 104: ...104 Fig 19 Controls Option Wiring Schematic A48 7810 ...
Page 105: ...105 Fig 20 Small Chassis Component Location Size 020 035 Units A48 7301 ...
Page 106: ...106 Fig 21 Large Chassis Component Locations Size 036 060 Units A48 7302 ...