Siemens SITRANS WW300 Betriebsanleitung - Seite 30
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Maintenance
8.2 General maintenance
8.1.1
Recommended preventative maintenance schedule
Weigh
section
Belt tracking
Integrator
controller
Calibration
span check
Bearings
Belt side
rollers,
scraper, plow
Infeed seal
strips
Pulleys
Note
• In extraordinary climatic or environmental conditions, special lubricants may be required.
• In corrosive environments, more frequent lubrication is required to purge contaminants.
8.2
General maintenance
The equipment should be cleaned periodically and any excess accumulation of product should
be removed to minimize potential damage to the mechanical components and scale accuracy.
Abrasions, cuts, or ragged edges on the belt will create performance problems. Replace the belt
if it becomes ragged or torn.
28
Item
Required Maintenance
Blow or brush off any material
building up on load cell area.
Visually inspect to assure that
conveyer 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
contact
Check for holes, wearing, frays or
other damage
Check lagging for wear
Frequency
Comments
Weekly
More frequently in dirty
environments
Daily
Monthly
Use calibration weights
Daily, at least
See Calibration section of
once/week
Integrator manual
Every 10,000
Use application specific grade
hours
grease (see notes below)
Weekly
Replace as required
Weekly
Clean and replace as required
Weekly
Replace as required
Every 10,000
Inspect and replace as
hours
Operating Instructions, 05/2015, A5E33560691-AB
----------
necessary
SITRANS WW300