6Maintenance
6-1 General Recommendations
Before carrying out any work on the granulator, carefully read the instructions contained in this manual.
NOTE: Only specialist and competent personnel should carry out this operation.
All maintenance work must be carried out with the granulator switched off and with the power supply disconnected and locked out.
Conduct that is not in accordance with the safety instructions in
Section 1 may pose a threat to both personnel and equipment.
Instructions given in the maintenance procedures should be strictly followed.
Once the maintenance work is completed, before returning the granulator to service, check the following:
•Any parts that may have been replaced and/or tools that have been used are removed from the granulator.
•All safety equipment is in proper working condition.
Figure 10: Periodic Maintenance Table |
|
|
|
Mechanical Check | Frequency |
Knife clearance and wear | Weekly |
Rotor knife retaining screws for tightness | Weekly |
Downstroke bed knife and shield retaining screws for tightness | Weekly |
Upstroke bed knife retaining screws for tightness | Weekly |
Screen cradle arm screws for tightness | Weekly |
Infeed chute & cutting chamber screws for tightness | Monthly |
Important!
After the granulator has been used for the first day, adjust the drive belt tension. Correct tension for use should be the minimum at which the belt does not slip.
Check that the pulleys are correctly aligned.
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