Bryant 579F - Manual (Page 18)

SPECIFICATIONS — 580D090-150 (cont)
UNIT SIZE 090 102 120 150
FURNACE SECTION Low
Heat
Medium
Heat
High
Heat Low
Heat
Medium
Heat
High
Heat Low
Heat
Medium
Heat
High
Heat Low
Heat
Medium
Heat
Rollout Switch Cutout
Temp (F)†
195 195 195 195 195 195 195 195 195 195 195
Burner Orifice Diameter
(in. ...drill size)
Natural Gas
Std .120...31 .120...31 .120...31 .120...31 .120...31 .120...31 .120...31 .120...31 .129...30 .120...31 .129...30
Liquid Propane Alt .096...41 .096...41 .096...41 .096...41 .096...41 .096...41 .096...41 .096...41 .102...38 .096...41 .102...38
Pilot Orifice Diameter
(in. ...drill size)
Natural Gas
Std — — — — — — — — — — —
Liquid Propane Alt — — — — — — — — — — —
Thermostat Heat Anticipator
Setting (amps)
208/230, 575 v Stage 1
.14 .14 .14 .14 .14 .14 .14 .14 .14 .14 .14
Stage 2 .20 .20 .20 .20 .20 .20 .20 .20 .20 .20 .20
460 v Stage 1 .14 .14 .14 .14 .14 .14 .14 .14 .14 .14 .14
Stage 2 .20 .20 .20 .20 .20 .20 .20 .20 .20 .20 .20
Gas Input (Btuh) Stage 1 125,000 120,000 180,000 125,000 120,000 180,000 120,000 180,000 200,000 180,000 200,000
Stage 2 — 180,000 224,000 — 180,000 224,000 180,000 224,000 250,000 224,000 250,000
Efficiency (Steady
State) (%)
80 80 80 80 80 80 80 80 80 80 80
Temperature Rise Range 20-50 35-65 45-75 20-50 35-65 45-75 35-65 35-65 40-70 35-65 40-70
Manifold Pressure (in. wg)
Natural Gas Std 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5
Liquid Propane Alt 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5
Gas Valve Quantity 1 1 1 1 1 1 1 1 1 1 1
Gas Valve Pressure Range
Psig 0.180-
0.487 0.180-
0.487 0.180-
0.487 0.180-
0.487 0.180-
0.487 0.180-
0.487 0.180-
0.487 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 5.0-13.5 5.0-13.5 5.0-13.5 5.0-13.5 5.0-13.5 5.0-13.5 5.0-13.5
Field Gas Connection
Size (in.)
1 ⁄ 2 3 ⁄ 4 3 ⁄ 4 1 ⁄ 2 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4
HIGH-PRESSURE SWITCH (psig)**
Standard Compressor
Internal Relief
450 ± 50 500 ± 50
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.) 1...20 x 25 x 1
1...16 x 25 x 1
RETURN-AIR FILTERS Throwaway
Quantity...Size (in.) 4...16 x 20 x 2 4...16 x 20 x 2 4...20 x 20 x 2 4...20 x 20 x 2
LEGEND
Al — Aluminum
Bhp — Brake Horsepower
FIOP — Factory-Installed Option
*Evaporator coil fin material/condenser coil fin material.
†Rollout switch is manual reset.
**Requires the accessory controls upgrade kit.
††Weight of 14-in. roof curb.
࿣ Low-heat weight/high-heat weight.
¶Circuit 1 consists of lower portion of condenser coil and lower portion of evaporator coil, and Circuit 2 is the upper
portion of both coils.
***The 579F300 unit requires 2-in. industrial-grade filters capable of handling face velocities of up to 625 ft/min.
NOTE: The 580D036-150 units have a loss-of-charge/low-pressure switch (accessory) located in the liquid line. The
579F180-300 units have a low-pressure switch (standard) located on the suction side.
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