Setting Airflow - Trane A801X026AM2SAC Installer's Manual

Setting Airflow

With all ductwork connected and a clean filter in place, measure the
External Static Pressure (ESP) of the unit in locations below. Use the
appropriate airflow table for the furnace and outdoor unit installed.
Measurements must be made prior to the evaporator coil, if equipped,
and after the filter.
Note: Check out fieldtechhelp.com to watch a short video.
Model
A801X080BM4SAC
E E x x a a m m p p l l e e 1 1 : : A A 8 8 0 0 1 1 X X ( ( D D e e f f a a u u l l t t T T a a p p 7 7 ) )
Cooling / HP
• 4 Ton Single Stage Outdoor
88-A801X001-1C-EN
Furnace Airflow (CFM) Vs. External Static Pressure (in. W.C.)
Tap
0.1
1 633
2 957
3 1220
4 1403
5 1524
6 1684
7 1700
8 1858
9 1967
Clean
Filter
0.3 0.5
297 —
800 719
1080 940
1298 1192
1428 1336
1574 1544
1625 1551
1790 1723
1898 1829
• Total ESP = 0.7" W.C.
• Required Airflow = 1400 cfm (4T x 350 cfm/ton)
• New Tap Number = Tap 6
Evaporator
Coil
0.7 0.9
— —
428 213
800 660
1087 981
1248 1164
1401 1337
1476 1401
1656 1589
1760 1691
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