Annual Service with Valve Inspection-Performed
- Change oil (500 lubricant)
- Change air filter elements
- Replace tank check valve assembly
- Remove, clean, inspect all HP/LP valve assemblies and reinstall using required gaskets
- Clean sump, inspect internals
- Clean/Inspect all drains
- Inspect belts, set tension
- Test all safety devices
- Test operate unit and make adjustments as needed