Liberty Marine takes great care and pride in its preventative maintenance schedule, making sure your boat motor is consistently at its tip-top performance. The chart below describes how thorough we are about your boat engine performance.

Our own PMS – Proactive Maintenance Schedule.
 

Fuel Filter Cleaning or Replacement
- A, B, C
Fuel System Inspection

- A, C
Integral Portable Fuel Tank/Fitting Inspection

- D
Throttle Link Inspection and Adjustment

- A, C
Idle Speed Inspection and Adjustment

- A, C
Spark Plug Cleaning or Replacement

- A, B, C
Remote Oil Tank Filter Replacement

- D
Engine Oil Tank Level Sensor Inspection and Cleaning

- D
Oil Tank Water Drain Inspection

- A, C, Monthly
Oil Pump Inspection and Adjustment

- A, C
PTT Inspection and Greasing

- A, B, C
Wiring Connections Inspection and Reconnection

- A, B, C
Battery Inspection

- A, C, Monthly
Bonding Wires Inspection and Repair

- D
External Anode Inspection and Replacement

- A Adjustment and Retorque B, C
Grease Points Greasing Engine

- A, C, Every Month
Gear Oil Change

- A, C
Bolts and Nuts Re-Tightening

- A, B, C
Top Cowling Latch Inspection and Adjustment

- A, D
Internal Anode Inspection and Replacement

- Saltwater and acidic applications
Motor Exterior Inspection

- A, B, C
Exhaust and or Water Passage Leakage Inspection

- A, B, C
Cooling Passages Flushing

- After Every Use, A, C
Water Pump Inspection or Replacement

- D
Thermostat Inspection Or Replacement

- D
Cylinder Head Retorque

- A, D
All Water Jacket Covers Retorque

- A, D
Pressure Relief Valve Inspection

- D
Flywheel Nut Inspection

- A 
​Propeller Inspection and Removal / Greasing
- A, B, C

Service Frequency Chart

Initial 10 Hours - A

  100 Hours or 6 Months - B

50 Hours or 3 Months - C  

  200 Hours or 1 Year - D