| Component | Action | Interval | |-----------|--------|----------| | Air motor | Disassemble, clean carbon/varnish, replace vanes | 100–200 hrs or when power drops | | Bearings | Check for play/noise, replace if rough | 300–500 hrs | | Grease (gears, if angle head) | Re-grease with high-speed spindle grease | Every 50–100 hrs | | Throttle lever/valve | Inspect O-rings, clean | Monthly | | Exhaust deflector | Clean debris | Weekly |
Observe the LED indicator (typically located on the unit or remote panel). Air Precision Elt 96 Maintenance Manual
The marked on the case is reached (typically every 4 years). The unit has been used for more than one cumulative hour . The battery has reached 50% of its useful life . The unit has operated continuously for 48 hours . The battery has reached 50% of its useful life