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Maintenance
ALWAYS STOP the belt, lock-out, and/or place a "Do Not Energize" tag on the main
disconnect before working on or around the weighfeeder.
8.1
Preventative maintenance
The maintenance schedule below is recommended to maintain top performance and accuracy
of the system. Weighfeeders mounted in severe weather or dusty conditions may require a
more rigorous maintenance schedule.
Make sure the weigh deck is aligned with the approach and retreat sections for accurate
weighing. Periodic measurement to verify alignment is recommended.
8.1.1
Recommended preventative maintenance schedule
Weigh sec‐
Belt tracking
Integrator
controller
Calibration
span check
Bearings
Belt side roll‐
ers, scraper,
Infeed seal
SITRANS WW200
Operating Instructions, 06/2018, A5E33560654-AC
WARNING
Item
Required Maintenance
Blow or brush off any material build‐
tion
ing up on load cell area.
Visually inspect to assure that con‐
veyer belt remains trained.
Span check
Verify belt zero
Inspect and lubricate as required
Belt
Check for holes, wearing, frays, or
other damage
Check for wear and proper belt con‐
plow
Check for holes, wearing, frays or
strips
other damage
Pulleys
Check lagging for wear
Frequency
Weekly
Monthly
Daily, at least
once/week
Every 10,000
Weekly
Weekly
tact
Weekly
Every 10,000
Comments
More frequently in dirty environ‐
ments
Daily
----------
Use calibration weights
See Calibration section of Inte‐
grator manual
Use application specific grade
hours
grease (see notes below)
Replace as required
Clean and replace as required
Replace as required
Inspect and replace as necessa‐
hours
8
ry
25
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