Hired-Hand Funnel Flow Fans: 36 48 & 52 External Damper Kit - Manual (Page 4)

Part No. 4801-5165 Rev. 3-09 36”, 48”, & 52” External Damper Kit Page 4 of 6
52" Door
Bumper
3/8-16 x 1-1/4”
Bolt
5/16-16 x 1-1/4” Bolt
5/16-16 Lock Nut
5/16 Washers
3/8-16 Nut
3/8 Washers
Door Bumper
hooks over a
slot in the
Damper Ring
36" Door
Bumper
Door
Spring
Door Bracket
(0404-10367)
Door Bracket
(0404-10367)
5/16-16 Nut
Fan
Guard
Fan Guard
Cone Guard Bracket
(0404-10816)
5/16-16 x 7/8” Bolt
5/16 Washers
48" Door
Bumper
Door
Spring
5/16-16 x 1-1/4” Bolt 5/16 Washers
5/16-16 Lock Nut
Cone Guard Bracket
(0404-10816)
5/16-16 x 1-1/4” Bolt
Fan Guard
Door Bracket
(0404-10367)
8. The Door Bumper for the 36" fan (0404-10290) hooks
into Pivot Block Bracket at the bottom of the Damper Ring. Hook the Door Spring (1024-0105) to
the Door Bumper. See Figure 7.
9. The Door Bumper for the 48" fan (0404-10646) hooks
into Pivot Block Bracket at bottom of the Damper Ring.
At the opposite end, the Door Spring (1024-0105)
will hook to the Door Bumper. See Figure 8.
Figure 6 Attach 52" Door Bumper
Figure 7 Attach 36" Door Bumper
Figure 8 Attach 48" Door Bumper