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APPENDIX D — ADDITIONAL START−UP DATA
Air Quantity Limits (50PG03−14 Units)
UNIT
50PG
COOLING (cfm)
HEATING (cfm)
OPTIONAL ELECTRIC HEAT
Min Max Min Max
03
600 1000 600 1000
04
900 1500 900 1500
05
1200 2000 1200 2000
06
1500 2500 1500 2500
07
1800 3000 1800 3000
08
2250 3750 2250 3750
09
2550 4250 2550 4250
12
3000 5000 3000 5000
14
3750 6250 3750 6250
Air Quantity Limits (48PG03−14 Units)
UNIT
48PG
COOLING (cfm) HEATING (cfm)
Min Max Min Max
03
600 1000 600 1680
04 (Low Heat)
900 1500 600 1680
04 (Med Heat)
900 1500 940 2810
04 (High Heat)
900 1500 1130 2820
05 (Low Heat)
1200 2000 600 1680
05 (Med Heat)
1200 2000 940 2810
05 (High Heat)
1200 2000 1130 2820
06 (Low Heat)
1500 2500 940 2810
06 (Med Heat)
1500 2500 1130 2820
06 (High Heat)
1500 2500 1510 2520
07 (Low Heat)
1800 3000 940 2810
07 (Med Heat)
1800 3000 1130 2820
07 (High Heat)
1800 3000 1510 2520
08 (Low Heat)
2250 3750 2060 5160
08 (Med Heat)
2250 3750 2110 6870
08 (High Heat)
2250 3750 2450 4900
09 (Low Heat)
2550 4250 2060 5160
09 (Med Heat)
2550 4250 2110 6870
09 (High Heat)
2550 4250 2450 4900
12 (Low Heat)
3000 5000 2110 6870
12 (Med Heat)
3000 5000 2450 4900
12 (High Heat)
3000 5000 3150 6300
14 (Low Heat)
3750 6250 2110 6870
14 (Med Heat)
3750 6250 2450 4900
14 (High Heat)
3750 6250 3150 6300
Air Quantity Limits (48PM16−28 Units)
48PM
COOLING
GAS HEAT
HEATING
(NAT. GAS,
VERTICAL)
HEATING
(NAT. GAS,
HORIZONTAL)
HEATING
(PROPANE,
VERTICAL)
HEATING
(PROPANE,
HORIZONTAL)
Minimum
Cfm
Maximum
Cfm
Minimum Cfm Minimum Cfm Minimum Cfm Minimum Cfm
16 4500 7500
High Heat (8 Cell) 5522 5522 5522 4920
Medium Heat (8 Cell) 4977 4977 4480 4480
Low Heat (5 Cell) 4218 4218 4218 3796
20 5400 9,000
High Heat (8 Cell) 5522 5522 5522 4920
Medium Heat (8 Cell) 4977 4977 4480 4480
Low Heat (5 Cell) 4218 4218 4218 3796
24 6000 10,000
High Heat (8 Cell) 5522 5522 5522 4920
Medium Heat (8 Cell) 4977 4977 4480 4480
Low Heat (5 Cell) 4218 4218 4218 3796
28 7500 12,000
High Heat (8 Cell) 5522 5470* 5522 4920*
Medium Heat (8 Cell) 4977 4977* 4480 4480*
Low Heat (5 Cell) 4218 4218 4218 3796
*7000 cfm minimum recommended above 1.0-in. wg external static pressure.
Air Quantity Limits (50PM16−28 Units)
50PM
COOLING
ELECTRIC HEAT
ELECTRIC HEAT
(Vertical)
ELECTRIC HEAT
(Horizontal)
Minimum Cfm Maximum Cfm Minimum Cfm Minimum Cfm
16 4500 7500
High Heat (75 kW) 4,500 5,400
Medium Heat (50 kW) 3,750 4,800
Low Heat (25 kW) 3,750 3,750
20 5400 9,000
High Heat (75 kW) 4,500 5,400
Medium Heat (50 kW) 3,750 4,800
Low Heat (25 kW) 3,750 3,750
24 6000 10,000
High Heat (75 kW) 4,500 5,400
Medium Heat (50 kW) 3,750 4,800
Low Heat (25 kW) 3,750 3,750
28
7500 12,000
High Heat (75 kW) 4,500 5,400
Medium Heat (50 kW) 3,750 4,800
Low Heat (25 kW) 3,750 3,750
48/50PG and PM
