MHS Boilers CRUZ belt, Инструкция по установке, эксплуатации и обслуживанию, Страница: 20 / 46

CRUZbelt
20
E0032544Rev090710
TROUBLESHOOTING GUIDE - BELT
Problem Belt Possible Cause Remedy
4.
Belt runs to one side
Rollers preceding and at trouble
point are not square
Check alignment of pulleys and
rollers. Adjust pulleys and rollers as
required. See Belt Tracking section
of this manual.
Build-up of foreign material on
rollers and pulleys Clean rollers and pulleys. Do not
use solvents.
Conveyor not level Level conveyor bed
Bowed belt
If belt is new, load tension may
straighten it. Otherwise, replace.
Pulley bearing set screws loose
allowing pulleys to walk to one side
Loosen belt and reposition the
pulley centered in the frame.
Retighten the set screws and center
the belt on the pulley.
Worn bearings Check and replace.
Belt not joined securely at lacing
Re-cut belt ends square and re-
lace.
Off center loading Correct loading conditions.
5.
Rips at or near edge of
belting
Obstruction Remove obstruction
Belt running against conveyor frame
See Belt Tracking section of this
manual.
Loose lacing
Check lacing for tightness and
general condition. Check if belt is
chamfered on corners.
6. Conveyor belt jerks
during operation
Too much slack in drive chain which
is jumping the sprocket Adjust chain tension, check for worn
sprockets.
Chain climbing the sprocket See “Chains & Sprockets” #8
7. Gouging of top cover
Obstruction Locate and remove obstruction
Damaged return idler or snubber
pulley
Verify return idlers and snubber
pulleys are spinning freely and have
no material build-up.
8. Severe wear on drive
pulley side of belting
Belt slipping on drive pulley See #2 above
Frozen or sticking rollers or pulleys Replace bad pulleys or rollers
Slider bed damage or misalignment
Check slider bed for smoothness
and alignment at joints
9. Excessive belt
stretching
Tension too great
Reduce belt tension by take-up
adjustment