Dorner 1100 Series, Installation, Maintenance & Parts Manual

Page: 14 / 32

Dorner Mfg. Corp. 14 851-747 Rev. B
1100 Series Mid Drive Conveyors
Preventive Maintenance and Adjustment
Belt Installation
1. Ensure temporary support stands are placed at both ends
of the conveyor.
2. Orient belt so splice leading fingers (Figure 26, item 1)
point in the direction of belt travel as identified by the
conveyor directional label
(Figure 26, item 2) .
Figure 26
Figure 26
3. Install belt (Figure 27, item 1) on conveyor. Lift
conveyor slightly to avoid pinching belt on temporary
support stands.
Figure 27
Figure 27
4. Re-install the mid drive module. Reverse steps 2-11 on
pages 12-13.
5. Re-install mounting brackets. Refer to “Mounting
Brackets” on page 7.
6. Tension belt. Refer to “Conveyor Belt Tensioning” on
page 14“.
7. Install return rollers and guiding, if equipped.
Conveyor Belt Tensioning
Conveyors with 1.00¨ (25 mm) Diameter
Pulleys
1. On tension end of the conveyor, adjust idler end (Figure
28, item 1) tracking cam (Figure 28, item 2) to adjust
head plate assembly just enough to remove slack in the
belt.
Figure 28
Figure 28
2. Tighten screws (Figure 28, item 3) to 12 in-lb (1.4
Nm).
2
1
1
A
WARNING
Exposed moving parts can cause severe
injury. LOCK OUT POWER before removing
guards or performing maintenance.
IMPORTANT
Over-tension can cause loss of load capacity
and premature bearing failure.
1
3
2