Bryant Gas Furance 315AAV User Manual

Page 18

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18

Table 5 – Air Delivery -- CFM (With Filter)*

Unit Size

Operating Mode

CFM

Airflow

Setting

External

Static

Pressure

Range*

(In. W.C.)

External Static Pressure (ESP) (IN. W.C.)

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

070---12

AIRFLOW (CFM)

††

Low Heat

735 (615)†

0---0.50

735

735

735

735

725

High Heat

1180

(1060)†

0---1.0

1160 1165 1175 1180 1180 1180 1180 1180 1180 1175

††

1---1/2---Ton Cooling

525

0---0.50‡

515

500

500

490

485

††

2---Ton A/C Cooling

700

0---0.50‡

690

680

675

680

675

2---1/2---Ton A/C Cooling

875

0---1.0‡

875

875

875

870

865

855

850

835

825

820

3---Ton A/C Cooling

1050

0---1.0‡

1050 1050 1050 1050 1050 1050 1045 1035 1020 1000

3---1/2---Ton A/C Cooling

1225

0---1.0

1220 1225 1225 1225 1225 1220 1205 1190 1185 1170

Maximum

1400

0---1.0

1395 1400 1400 1400 1395 1385 1370 1340 1300 1245

090---16

Low Heat

985 (825)†

0---1.0

950

970

985

985

985

985

985

985

985

980

High Heat

1210

(1090)†

0---1.0

1190 1205 1210 1210 1210 1210 1210 1210 1210 1200

††

1---1/2---Ton A/C Cooling

525

0---0.50‡

525

520

525

495

475

††

2---Ton A/C Cooling

700

0---0.50‡

680

680

680

675

670

2---1/2---Ton A/C Cooling

875

0---1.0‡

815

845

845

855

850

850

845

835

820

805

3---Ton A/C Cooling

1050

0---1.0‡

1005 1005 1015 1035 1040 1040 1035 1030 1025 1010

3---1/2---Ton A/C Cooling

1225

0---1.0

1190 1200 1200 1205 1205 1215 1205 1200 1185 1170

4---Ton A/C Cooling

1400

0---1.0

1350 1370 1390 1390 1400 1390 1380 1380 1360 1340

Maximum

1600

0---1.0

1595 1600 1600 1600 1595 1555 1505 1465 1430 1390

110---20***

Low Heat

1320

(1110)†

0---1.0

1275 1295 1315 1320 1320 1320 1320 1320 1320 1315

High Heat

1475

(1330)†

0---1.0

1460 1465 1475 1475 1475 1475 1475 1475 1465 1465

††

2---Ton A/C Cooling

700

0---0.50‡

700

700

700

700

700

††

2---1/2---Ton A/C Cooling

875

0---0.50‡

875

875

875

875

875

††

3---Ton A/C Cooling

1050

0---0.50‡

1050 1050 1050 1050 1050

3---1/2---Ton A/C Cooling

1225

0---1.0‡

1225 1225 1225 1225 1225 1225 1225 1225 1225 1225

4---Ton A/C Cooling

1400

0---1.0‡

1400 1400 1400 1400 1400 1400 1400 1400 1400 1400

5---Ton A/C Cooling

1750

0---1.0‡

1750 1750 1750 1750 1750 1750 1750 1750 1740 1725

6---Ton A/C Cooling

2100

0---1.0

2100 2100 2100 2100 2090 2075 2055 2040 2005 1970

Maximum

2200

0---1.0

2200 2190 2190 2180 2155 2145 2125 2100 2080 2020

135---22

Low Heat

1700

(1430)†

0---1.0

1700 1700 1700 1700 1700 1695 1700 1695 1685 1670

High Heat

1915

(1725)†

0---1.0

1900 1905 1915 1915 1915 1915 1915 1915 1915 1915

††

2---Ton A/C Cooling

700

0---0.50‡

700

700

700

700

665

††

2---1/2---Ton A/C Cooling

875

0---0.50‡

870

870

865

865

865

††

3---Ton A/C Cooling

1050

0---0.50‡

1010 1030 1050 1050 1050

3---1/2---Ton A/C Cooling

1225

0---1.0‡

1155 1180 1200 1210 1220 1225 1225 1225 1225 1225

4---Ton A/C Cooling

1400

0---1.0‡

1395 1400 1400 1400 1400 1400 1400 1390 1375 1355

5---Ton A/C Cooling

1750

0---1.0‡

1740 1750 1750 1750 1735 1740 1735 1730 1715 1700

6---Ton A/C Cooling

2100

0---1.0

2075 2085 2090 2100 2100 2100 2090 2080 2055 2025

Maximum

2200

0---1.0

2180 2195 2200 2200 2200 2200 2185 2165 2140 2095

155---22

Low Heat

1715

(1440)†

0---1.0

1715 1715 1715 1715 1715 1705 1710 1705 1705 1695

High Heat

1970

(1775)†

0---1.0

1955 1965 1965 1970 1970 1970 1970 1970 1970 1960

††

2---Ton A/C Cooling

700

0---0.50‡

700

700

700

700

680

††

2---1/2---Ton A/C Cooling

875

0---0.50‡

865

875

875

865

865

††

3---Ton A/C Cooling

1050

0---0.50‡

1015 1020 1035 1045 1050

3---1/2---Ton A/C Cooling

1225

0---1.0‡

1160 1185 1215 1225 1225 1225 1225 1225 1225 1225

4---Ton A/C Cooling

1400

0---1.0‡

1385 1400 1400 1400 1400 1400 1395 1395 1380 1360

5---Ton A/C Cooling

1750

0---1.0‡

1745 1750 1750 1750 1745 1740 1745 1745 1740 1735

6---Ton A/C Cooling

2100

0---1.0

2055 2070 2080 2085 2095 2100 2100 2100 2090 2065

Maximum

2200

0---1.0

2175 2190 2200 2200 2200 2200 2200 2200 2180 2160

*

Actual external static pressure (ESP) can be determined by using the fan laws (CFM 2 proportional to ESP); such as, a system with 1180 CFM

at 0.5 ESP would operate at cooling airflow of 1050 CFM at 0.4 ESP and low---heating airflow of 735 CFM at 0.19 ESP.

{

Comfort airflow values are shown in parenthesis. Comfort airflow is selected when the low---heat rise adjustment switch (SW1---3) is OFF and

the comfort/efficiency switch (SW1---4) is ON.

}

Ductwork must be sized for high---heating CFM within the operational range of ESP.

{{

Operation within the blank areas of the chart is not recommended because high---heat operation will be above 1.0 ESP.

***

All airflow on 110 size furnace are 5% less on side return only installations.

315AA

V

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