Maintenance Schedule
7
MAINTENANCE AND INSPECTION
Safety and service life of the machine depend on proper maintenance. The following table shows recommendations about time, inspection,
and maintenance for the normal use of the machine. The time indications are based on uninterrupted operation. When the indicated number
of working hours is not achieved during the corresponding period, the period can be extended. However, a full overhaul must be carried out at
least yearly. Due to different working conditions, the frequency for inspections will vary. Prepare a suitable inspection schedule adhering to the
specific working conditions.
Operating Hours/Time Period
Inspection Points and Maintenance Instructions
1-12 hours after repairing
•
Check the efficiency of all safety devices.
•
Check all accessible screw connections for tight seals.
Before, during, and after operation
•
Check whether there is any foreign matter in the abrasive hopper, the feed
spout or in the blast wheel unit.
•
Check the amount of abrasive in the hopper, refill if necessary.
Daily and prior to starting work
•
Check the hose connection for tightness and fixed seals.
•
Check dust hose and filter for damage.
•
Ensure dust collector has been emptied.
•
Check blast wheel, feed spout, liners, and fasteners for wear and damage.
•
Check the separator parts for wear and damage.
•
Remove foreign parts and dust deposits.
•
Check magnets and brush seals for wear.
•
Check the electrical connections for sediments of dirt or foreign bodies.
•
Check the electrical motor for dirt and other contaminants.
Annually
•
Full overhaul and cleaning of the machine.
Inspections Interval
Part
Sign of Wear
Repairing Action
Daily
Brush seals
Wear at the lower end
Replace brush seals.
Fixing screws of the liners
Wear on the fixing screws
Replace screws.
10-20 hours
Blast wheel and control cage
Blades of the blast wheel are worn
1/3, deep groves
Replace blast wheel and control
cage.
50 hours
Liners in the wheel housing
Partly worn up to 1/3 of the original
thickness
Replace liners.
100 hours
Rebound plate in the separator
Wear of the rebound plate
Replace rebounding plate.
200 hours
Feed spout
Worn out feed spout
Replace feed spout.
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