User Manual

HIRED-HAND, INC. • 1733 Co Road 68 • Bremen, AL 35033 • Phone [phone] • Fax [phone]
Manual Part No. 4801-5304
Belt Tensioner Maintenance
48" Funnel Flow Fan
Warning!
Disconnect All Electrical Power To Fan Before Performing Maintenance On
Belt Tensioner. Always Double Check Power Sources.
NOTE: Refer To Reverse Side Of This Sheet For Trouble-Shooting Guide
Tools Required: 7/16 in. (11 mm) socket 7/16 in. (11 mm) wrench
To Replace Tensioner:
1. Disconnect electrical power to fan.
2. Remove fan belt from motor & pulley.
3. Remove screws & nuts holding old belt
tensioner. Remove old belt tensioner.
4. Align the six holes of new belt tensioner
with attachment holes of support brace.
5. Fasten belt tensioner to support brace
with screws (1004-1402) & lock nuts
(1001-1446).
6. Use straight edge. Align prop pulley with
pulley on belt tensioner.
7. Use straight edge. Align motor & prop
pulleys with pulley on belt tensioner.
8. Tighten set screws on pulleys.
Recommended torque settings: Prop
pulley 110 In. Lb. Max.; Motor pulley 110
In. Lb. Min.
9. Roll fan belt onto pulleys.
10. Replacement of belt tensioner complete.
A-49 V-BELT INTERCHANGE GUIDE
Dayco, Super Blue Ribbon Thermoid, Prime Mover
Gold Label, Cog Belt Goodyear, HY-T Plus
Browning, Super Gripbelt Maurey, HY-T
Dodge, Sealed Life II A Woods, Sure Grip
Gates, Hi Power II Bando, Power King
Insert six screws & nuts
(indicated by arrows) to
fasten belt tensioner to
support brace.
1004-1402
Screw 1/4-20
1001-1446
Lock Nut 1/4-20
1011-9005
Belt Tensioner
NOTE: 1022-2635 Belt
A-49 Not shown