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851-703 Rev. A
13
Dorner Mfg. Corp.
Aluminum Conveyors
Preventive Maintenance and Adjustment
Figure 26
Figure 26
3.
After adjusting proper tensioning, tighten fastening
screws
on both sides of conveyor to
60 in-lb (7 Nm).
4.
If equipped with cam tracking assemblies
25, item 4)
, position against head plates and adjust belt
tracking. Refer to “Conveyor Belt Tracking” on
page 13.
Conveyor Belt Tracking
V-Guided Belts
V-guided belts do not require tracking adjustment.
Non V-Guided Belts
Non V-guided belt conveyors are equipped with belt tracking
cam assemblies
for belt tracking
adjustment.
Figure 27
Figure 27
When adjusting belt tracking, always adjust the discharge
end of the conveyor first. To adjust belt tracking:
5.
Ensure head plate fastening screws
on both sides of conveyor are tightened.
6.
On both sides of conveyor, loosen two (2) cam fastening
screws
. Adjust cams
until indicator slots
are
horizontal and facing end of conveyor. Then slide cam
assemblies against head plates
and
re-tighten cam fastening screws
to
60 in-lb (7 Nm).
7.
On the side toward which the belt is tracking, loosen
head plate fastening screws
.
8.
With the conveyor running, use a 5 mm hex-key wrench
to rotate the tracking cam
in small
increments until the belt tracks in the center of the
conveyor. Then while holding the cam in position, re-
tighten the head plate fastening screws
with a 4 mm hex-key wrench to 60 in-lb (7
Nm).
NOTE
For more detailed instructions on any
assembly or maintenance procedures, see
your Installation, Maintenance and Parts
Manual that is supplied with conveyor.
1
2
1
2
3
6
4
5
BELT TRAVEL
Содержание 3200 Series
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