Maintenance Schedule
The following table provides an overview of the screw compressor maintenance based on operating hours.
Maintenance schedule (operating
hours)
Before starting
Daily
Weekly
Bi-Weekly
Every month with normal demand
Every 3 months with normal demand
Every 2,000 operating hours or 1 year,
whichever comes first
Every 6 years with normal demand
Maintenance Work
1. Check the oil level in the air end.
2. Prime air end if it has not been used for longer than 12 weeks.
1. Check the safety valves.
2. Drain tank to remove water.
1. Check the oil level in the air end.
2. Tighten all screw pipe fittings and electrical screw terminal fittings; check all
other connections for firm seating.
1. Check oil level in the air end, top off if oil is low.
2. Listen for abnormal running noise during operation.
Immediately switch off the unit, locate the
problem and have it fixed. An abnormal noise could
indicate a potentially hazardous situation.
3. Check all lines, hoses, and screw fittings for leaks and externally visible
damage.
RISK OF INJURY! Have leaks and damage repaired
immediately! It is not permissible to repair
hydraulic hoses.
1. Check air filter element
1. Check belt tension
1. Change the air-oil separating element.
2. Perform an oil change.
3. Replace oil filter.
4. Replace filter element in intake air filter.
5. Check system for leaks.
6. Clean the system.
7. Check belts (replace as needed).
8. Inspect hoses.
Replace hose lines.
It is not permissible to repair hose lines. Hose
lines MUST be replaced.
21