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PHYSICAL DATA — 580F091,103,121,151 UNITS (cont)
ASHRAE 90.1 COMPLIANT UNITS (cont)
LEGEND *Evaporator coil fin material/condenser coil fin material. Contact your local repre-
sentative for details about coated fins.
†Weight of 14-in. roof curb.
**Rollout switch lockout is manually reset by interrupting power to unit or resetting
thermostat.
UNIT SIZE 580F 091 103 121 151
FURNACE SECTION
Rollout Switch Cutout
Temp (F)** 195 195 195 195
Burner Orifice Diameter
(in. ...drill size)
Natural Gas Std Low .120...31 .120...31 .120...31 .120...31
Med .120...31 .120...31 .120...31 .129...30
High .120...31 .120...31 .129...30 —
Liquid Propane Alt Low .096...41 .096...41 .096...41 .096...41
Med .096...41 .096...41 .096...41 .102...38
High .096...41 .096...41 .102...38 —
Thermostat Heat Anticipator
Setting (amps)
208/230 v and 575 Stage 1 .14.14.14.14
Stage 2 .20.20.20.20
460 v Stage 1 .14.14.14.14
Stage 2 .20.20.20.20
Gas Input (Btuh) Stage 1 Low 125,000 125,000 120,000 180,000
Med 120,000 120,000 180,000 200,000
High 180,000 180,000 200,000 —
Stage 2 Low — — 180,000 224,000
Med 180,000 180,000 224,000 250,000
High 224,000 224,000 250,000 —
Efficiency (Steady
State) (%) 80 80 80 80
Temperature Rise Range Low 20-50 20-50 35-65 35-65
Med 35-65 35-65 35-65 40-70
High 45-75 45-75 40-70 —
Manifold Pressure (in. wg)
Natural Gas Std 3.5 3.5 3.5 3.5
Liquid Propane Alt 3.5 3.5 3.5 3.5
Gas Valve Quantity 1111
Gas Valve Pressure Range
Psig 0.180-0.487 0.180-0.487 0.180-0.487 0.180-0.487
in. wg 5.0-13.5 5.0-13.5 5.0-13.5 5.0-13.5
Field Gas Connection
Size (in.) Low
1
/
2
1
/
2
3
/
4
3
/
4
Med
3
/
4
3
/
4
3
/
4
3
/
4
High
3
/
4
3
/
4
3
/
4
—
HIGH-PRESSURE SWITCH (psig)
Standard Compressor 450 ± 50 500 ± 50
Internal Relief (Differential)
Cutout 428 428
Reset (Auto.) 320 320
LOW-PRESSURE SWITCH (psig)
Cutout 7 ± 3
Reset (Auto.) 22 ± 7
FREEZE PROTECTION
THERMOSTAT (F)
Opens 30 ± 5
Closes 45 ± 5
OUTDOOR-AIR INLET SCREENS Cleanable
Quantity...Size (in.) Varies by Option Selected
RETURN-AIR FILTERS Throwaway
Quantity...Size (in.) 4...16 x 20 x 2 4...20 x 20 x 2 4...20 x 20 x 2 4...20 x 20 x 2
Al — Aluminum
Bhp — Brake Horsepower
Cu — Copper
580F036-151