Table 5 Recommended Airflow; Table 6 Indoor Blower Performance; Table 7 Maximum Esp Electric Heat Only - Bard W17A2 Installation Instructions Manual

* Rated CFM and ESP on factory speed connection.
W17/18
Speed
High Low Single
ESP
Dry Wet Dry Wet Dry
(Inch
Coil Coil Coil Coil Coil
H20)
0.0 1045 1025 760 745 990
0.1
1010 970 730 715 945
0.2
940 905 700 685 890
0.3
860 830 670 655 820
0.4
780 750 610 595 735
0.5
665 640 485 455 605
W17A/L,
Model W18A/L,
W24A/L
Outlet FRONT
Speed Single
-A0Z .50
-A04
-A05 .50
-A08 .50
-A10
-A15
-A20
-B0Z .50
-B06 .50
-B09
-B15
-B18
-C0Z
-C06
-C09
-C15
Values shown are for units equipped with standard 1-inch throwaway filter or 1-inch washable filter.
Derate ESP by .15 for 2-inch pleated filters.
Manual 2100-581B
Page 22 of 26
RECOMMENDED AIRFLOW
Nominal Nominal
Model Rated
CFM *
W17A, W17L 600
W18A, W18L 550
W24A, W24L 800
W30A, W30L 1000
W36A, W36L 1100
W42A, W42L 1400
W48A, W48L 1550
W60A, W60L 1700
W70A, W70L 1700
INDOOR BLOWER PERFORMANCE
W24 W30
High Low
Wet Dry Wet Dry Wet Dry
Coil Coil Coil Coil Coil Coil
970 1370 1285 910 885 1415 1275
925 1305 1225 885 860 1350 1215
870 1225 1135 850 815 1265
800 1115 1020 790 755 1190
720 1005 910 695 660 1085
590 865 775 590 560 970
MAXIMUM ESP OF OPERATION
ELECTRIC HEAT ONLY
W30A/L, W36A/L
FRONT
High Low
.50 .50
.50 .50
.50 .50
.50 .45
.40 .35
.50 .50
.50 .40
.50 .50
.45 .30
.50 .50
.50 .50
.50 .40
.45 .35
TABLE 5
Recommended
Rated
Airflow Range
ESP *
.40 550 - 725
.45 550 - 725
.30 700 - 950
.30 850 - 1300
.20 930 - 1350
.45 1600 - 1150
.30 1750 - 1285
.40 1950 - 1375
.20 1950 - 1375
TABLE 6
W36 W42/48
High Low High
Wet Dry Wet Dry Wet Dry
Coil Coil Coil Coil Coil Coil
955 925 1850 1800 1605 1555
945 915 1775 1725 1545 1500
1125 925 900 1685 1640 1460 1415
1060 875 850 1590 1550 1390 1345
975 780 755 1495 1460 1310 1270
865 640 615 1400 1365 1225
TABLE 7
W42A/L, W48A/L
TOP
High Low High
.50 .50 .50
.50 .45
.50
.50 .35 .50
.50
.50
.50 .50 .50
.45 .40 .50
.50
.50
.50 .50 .50
.45 .40 .50
.50
Factory Speed
Connection
Low
Low
Single
High
High
High
High
High
High
W60
Low High Low
Wet Dry Wet Dry Wet Dry
Coil Coil Coil Coil Coil Coil
2080 2015 1505 1460 2050 1845 1490 1400
2020 1960 1450 1405 1970 1770 1425 1340
1925 1865 1395 1355 1905 1700 1375 1295
1870 1815 1340 1300 1830 1645 1225
1755 1705 1225 1185 1725 1550
1185 1660 1610 1125 1085 1500 1350 1050
W60A/L, W70A/L
FRONT FRONT
Low High
.50 .50
.50 .50
.50 .50
.50 .50
.45 .50
.50 .50
.50 .50
.50 .50
.50 .50
.50 .50
.50 .50
.50 .50
W70
High Low
Wet Dry Wet
Coil Coil Coil
1150
1140 1070
985
Low
.50
.50
.50
.50
.40
.50
.50
.50
.50
.50
.50
.50