Kalamazoo AH9AW Operating And Maintenance Manual page 33

•
Problem
1. Rapid V-Belt Wear
2. Belt turned over in pulley
3. V-Be' l t slipping
4. V-Be' l t squeal
•
5. Hot · b earings
6. Repeated V-Belt fractures
•
V-Belt Troubleshooting Guide
Possible Cause
a) Rubbing belt guard
b)Wom pulley
c) V-Belt slipping
d) Improper belt installation, belts
pried over pulley
e) Oil or heat condition
f} Pulley misalignment
I
a) Broken cords in V-belt, belts pried
over pulley
b) Foreign material in groove
a) Insufficient belt tension
b) Pulley worn, belt bottoming in groove, b) Replace pulley
shiny pulley groove bottom
c) Oily drive
a) Insufficient belt tension
b) Belt bottoming in groove
a) Belt overtensioned
b) Belt slippage (causing heat)
c) Bearing failure
'
a) Improper belt installation, belts
pried over pulley
b) Foreign material in groove
t
. e) Use a cog-belt
6.9
Recommended Solution
a) Check guard clearance
b) Check pulley side walls -
replace as necessary
c) Increase tension
d) Replace belts, do not pry
belts over pulley
f} Correct pulley alignment
a) Replace belts, do not pry
belts over pulley
b) Remove foreign material
a) Increase belt tension
c) Correct source of oil or
grease; use cog belt
a) Increase belt tension
b) Replace belt or pulley
a) Re-tension belt; check
pulley for wear
b) Re-tension belt; check
pulley for wear
c) Replace bearings
a) Replace belts, do not pry
belts over pulley
b) Remove foreign material