York HA090 - Page 52

036-21363-002-B-0303
10 Unitary Products Group
1 Adjusting the vertical louvers will vary the throw, the spread and the drop.
2 Adjusting the horizontal louvers will only vary the drop.
3 The velocity of the air will be 125 ft./min. at the minimum distance and 80 ft./min. at the maximum distance.
4 The velocity of the conditioned air at the bottom of the drop will be 50 ft./min. occur if the drop extends into the occupied level of the conditioned
space.
TABLE 8: SUPPLY PLENUM PERFORMANCE
Indoor
Unit
Model
FF-10
CFM
Face
Veloc-
ity
(FPM
Angle of Deflection
Horizontal
Lovers
(Elevation
View)
Horizontal
Lovers
(Elevation
View)
Horizontal
Lovers
(Elevation
View)
Throw
(Feet)
3
Spread
(Feet)
3
Throw
(Feet)
3
Spread
(Feet)
3
Throw
(Feet)
3
Spread
(Feet)
3
Min. Max Min. Max
Drop (Feet)
4
Min. Max. Min. Max.
Drop (Feet)
4
Min. Max. Min. Max.
Drop (Feet)
4
120
3200 820 63 98 25 37 21 10 45 70 29 43 19 9 34 53 54 82 10 5
360092071110284122115069324720103860 60 91 11 6
4000 1025 78 123 30 45 22 11 56 88 35 52 20 10 42 66 67 102 11 6
4400 1130 86 135 33 49 23 12 62 97 38 57 21 11 47 73 76 115 12 6
4800 1230 94 147 35 53 23 12 68 106 41 62 21 11 51 80 85 127 12 6
0°
SPREAD
Vertical
Louvers
(Plan View)
1
22-1/2°
SPREAD
Vertical
Louvers
(Plan View)
45°
SPREAD
Vertical Louvers
(Plan View)
0˚
SPREAD
18°
0˚
SPREAD
18°
0˚
SPREAD
18°
FIGURE 3 - INDOOR AIRFLOW
FA120
3000
3500
4000
4500
5000
5500
6000
6500
7000
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1
Static
CFM
0 turns
1 turn
2 turns
3 turns
4 turns
5 turns
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Page 52