Armstrong World Industries 122, 123, 203, 182, 183 manual Fan Blades HWC Models 242, 302 & 243

Service Reference Manual UNIT COMPONENTS

5-43

Notes:

1.24° Pitch, 3 Blades

2.Material: 24 Ga. Galvalume

3. Set Screw: (2) 5/16"-24 x 5/8" long square head, cup point 3.59" +/– .09"

18.00" +/– .06"

.5002"

.5019" Diameter Bore

Rotation

AIR FLOW

FIGURE 5-38 Fan Blades - HWC Models 242, 302 & 243, 303

SRM-HW/HWC 2/99