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[Items for visual appearance check]
1. Loose screws. Abnormal dirt.
2. Check of flaws/faults and cable connections.
3. Vibration, noise.
[Items for belt check]
If there is an abnormal phenomenon of the belt as shown below, stop operation immediately and
replace the belt.
a. Tooth shape canvas is worn out
Canvas fiber becomes fuzzy.
Rubber is removed and the fiber becomes whitish.
Lines of fibers become unclear.
b. Peeling off or wearing of the side of the belt
Belt corner becomes round and frayed thread sticks out.
c. Belt partially cut
Belt is partially cut. Foreign matter caught in teeth other than cut part causes flaw.
d. Vertical line of belt teeth
Flaw which is made when the belt runs on the flange.
e. Rubber back of the belt is softened and sticky.
f. Crack on the back of the belt
4. Troubleshooting
Alarms below are abstract of representative examples.
For other alarms, see operation manual of controller.