Carrier WEATHERMAKER 48J - Page 55

Table 69B -- Staged Gas Heat -- 48A2,A3,A4,A5 Units
UNIT SIZE HEAT CAPACITY UNIT MODEL NO. Configuration--_HEAT-_SG.CF
POSITION NO. 5 --_HT.STENTRY VALUE
Low S 1= 5 STAGE
020-030
High T 2 = 7 STAGE
Low S 1= 5 STAGE
035-050
High T 1 = 5 STAGE
Low S 4 = 11 STAGE
060
High T 3 = 9 STAGE
Table 70 -- Staged Gas Heat Control Steps (Configuration_HEAT_SG.CF_HT.ST = 1)
RELAY OUTPUT
Heat 1 Heat 2 Heat 3 Heat 4 Heat 5 Heat 6 CAPACITY
STAGE
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 37
2 ON ON OFF OFF OFF OFF 50
3 ON OFF ON OFF OFF OFF 75
4 ON ON ON OFF OFF OFF 87
5 ON ON ON ON OFF OFF 100
Table 71 -- Staged Gas Heat Control Steps (Configuration_HEAT_ SG.CT_HT.ST= 2)
RELAY OUTPUT
Heat 1 Heat 2 Heat 3 Heat 4 Heat 5 Heat 6 CAPACITY
STAGE
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
Table 72 -- Staged Gas Heat Control Steps (Configuration_HEAT_ SG.CT_HT.ST= 3)
RELAY OUTPUT
Heat 1 Heat 2 Heat 3 Heat 4 Heat 5 Heat 6 CAPACITY
STAGE
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 ON 100
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