Maintenance¶
Engine Maintenance Checklist¶
Note
Perform first oil change and comprehensive inspection after the first 500 hours of operation.
50 Hour Initial Service
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Check/Replace Hoses/Clamps/Pipes/Belts/Harness
Daily/Weekly Checks
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Monitor Oil Pressure
- Monitor Engine Temperature
- Monitor 12V System
- Monitor Gen Phase Balance
- Monitor Gen Voltage
- Check Hoses/Clamps/Pipes/Belts/Harness
Every 2,500 Hours Service
- Change Oil & Filter (sample)
- Check/Replace Spark Plugs/Cap
- Check/Replace Rotor
- Check/Replace Wires
- Check/Replace Air Filter
- Check/Replace Breather Filter
- Check/Replace Hoses/Clamps/Pipes/Belts/Harness
- Check Ignition System
- Inspect Water Pump
Every 6 Months Service
- Check/Replace Air Filter
- Check Coolant Condition (Sample)
- Test Batteries/Alternator
Every 2 Years Service
- Replace Coolant
Note
Perform first oil change and comprehensive inspection after the first 500 hours of operation.
50 Hour Initial Service
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Check/Replace Hoses/Clamps/Pipes/Belts/Harness
Daily/Weekly Checks
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Monitor Oil Pressure
- Monitor Engine Temperature
- Monitor 12V System
- Monitor Gen Phase Balance
- Monitor Gen Voltage
- Check Hoses/Clamps/Pipes/Belts/Harness
Every 500 Hours Service
- Change Oil & Filter (sample)
- Check/Adjust Valve Lash
- Check/Replace Air Filter
- Check/Replace Hoses/Clamps/Pipes/Belts/Harness
- Check Ignition System
Every 1,500 Hours Service
- Check/Replace Spark Plugs/Cap
- Check/Replace Breather Filter
Every 6 Months Service
- Check Coolant Condition (Sample)
- Inspect Water Pump
- Test Batteries/Alternator
- Inspect Turbo (6.7L Turbo only)
Every 2 Years Service
- Replace Coolant
Note
Perform first oil change and comprehensive inspection after the first 500 hours of operation.
50 Hour Initial Service
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
- Check/Replace Engine Oil Filter
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
Daily/Weekly Checks
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Monitor Oil Pressure
- Monitor Engine Temperature
- Monitor 12V System
- Monitor Gen Phase Balance
- Monitor Gen Voltage
- Check Hoses/Clamps/Pipes/Belts/Harness
Every 250 Hours Service
- Change Oil & Filter (sample)
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
Every 750 Hours Service
- Change Engine Oil
- Check/Replace Engine Oil Filter
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
- Check/Replace Spark Plugs/Cap
- Check CCV Filter, Replace if Crank Case Pressure is Above Barometric
Every Year Service
- Drain, Flush, & Replace Coolant
- Check/Replace O2 Sensor
- Check/Replace Catalyst
- Replace Fan & Water Pump Belts
- Replace Ignition Coils & Boots
- Replace Throttle Bodies
- Replace Crankcase Ventilation Impacter
Every 24,000 Hours (Top End)
- Replace Coolant Pumps
- Replace Thermostats, Gaskets, & O-Rings
- Replace EPRs
- Replace Fuel Lock-off Valves
- Replace Cylinder Heads
- Replace Rockes Arm Assemblies
- Replace Turbocharger Assembly
- Replace Crankcase Ventilation Assembly
Every 48,000 Hours (Overhaul)
- Replace Piston/Connecting Rod Assemblies & Cylinder Liners
- Replace Crankshaft Assembly, Bearings, & Seals
- Replace Camshaft/Bearings/Seals/Lifters/Pushrods/Timing Gears
- Replace Oil Pump
- Replace Exhaust Manifold Assembly & Gaskets
- Replace Front Accessory Drive Pulleys, Idlers, & Seals
Note
Perform first oil change and comprehensive inspection after the first 500 hours of operation.
50 Hour Initial Service
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
- Check/Replace Engine Oil Filter
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
Daily/Weekly Checks
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Monitor Oil Pressure
- Monitor Engine Temperature
- Monitor 12V System
- Monitor Gen Phase Balance
- Monitor Gen Voltage
- Check Hoses/Clamps/Pipes/Belts/Harness
Every 250 Hours Service
- Change Oil & Filter (sample)
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
Every 750 Hours Service
- Change Engine Oil
- Check/Replace Engine Oil Filter
- Grease Signal Generator (NLGI Gr.2)
- Check Vacuum Lines/Fittings for Cracks/Breaks/Hardening
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
- Check/Replace Spark Plugs/Cap
- Check/Replace Fan/Water Pump Belts
Every 8,000 Hours Service
- Drain, Flush, & Replace Coolant
- Check/Replace O2 Sensor
- Check/Replace Catalyst
- Replace Ignition Coils & Boots
- Replace Throttle Bodies
- Replace Coolant Pumps
- Replace Engine Alternator
- Replace Thermostats/Gaskets/O-Rings
- Replace Cylinder Heads
- Replace Rocker Arm Assemblies
- Replace Turbocharger (11L Turbo Only)
Every 16,000 Hours (Top End)
- Replace Cooling Fan Hub
- Replace Unfiltered Crankcase Ventilation System (if Applicable)
- Replace Oil Coolers
- Replace Camshaft/Bearings/Seats/Lifters/Pushrods/Timing Gears
- Replace Exhaust Manifold Assembly & Gaskets
- Replace Piston & Connecting Rod Assemblies
- Replace Turbocharger Assembly
- Replace Crankcase Ventilation Assembly
Every 24,000 Hours (Overhaul)
- Replace Crankshaft Assembly/Bearings/Seals
- Replace Oil Pump
- Replace Front Accessory Drive Pulleys/Idlers/Seals
Note
Perform first oil change and comprehensive inspection after the first 500 hours of operation.
50 Hour Initial Service
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
- Check/Replace Engine Oil Filter
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
Daily/Weekly Checks
- Check for Fluid Leaks
- Check Engine Oil Level
- Check Engine Coolant Level
- Check Engine Oil Pressure
- Monitor Oil Pressure
- Monitor Engine Temperature
- Monitor 12V System
- Monitor Gen Phase Balance
- Monitor Gen Voltage
- Check Hoses/Clamps/Pipes/Belts/Harness
Every 250 Hours Service
- Change Oil & Filter (sample)
- Check Drive Belts for Tension/Cracks/Splits/Glazing
- Check/Replace Air Cleaner Filter Element
Every 750 Hours Service
- Change Engine Oil
- Check/Replace Engine Oil Filter
- Check/Replace Automatic Belt Tensioners
- Check Coolant Hoses for Cracks/Breaks/Hardening
- Check Fuel Shut-Off Valves for Leaks/Operation
- Check Gas Piping/Hoses for Leaks/Damage
- Check Air Induction Piping for Leaks
- Check Intake Manifold for Vacuum Leaks
- Check Exhaust Manifold for Leaks
- Check Exhaust Piping for Leaks
- Check O2 Sensors/Harness for Damage/Performance
- Check Catalyst for Mechanical Damage/Performance
- Clean Debris from Radiator Core
- Measure/Reset as Needed Intake/Exhaust Valve Clearance
- Tighten All Hose Clamps on CAC Piping Boots
- Drain LPL Vaporizer Oil Build Up (if Installed)
- Check/Replace Spark Plugs/Cap
- Check CCV Filter, Replace if Crank Case Pressure is Above Barometric
Every Year Service
- Drain, Flush, & Replace Coolant
- Check/Replace O2 Sensor
- Check/Replace Catalyst
- Replace Fan & Water Pump Belts
- Replace Ignition Coils & Boots
- Replace Throttle Bodies
Every 24,000 Hours (Top End)
- Replace Coolant Pumps
- Replace Thermostats, Gaskets, & O-Rings
- Replace EPRs
- Replace Fuel Lock-off Valves
- Replace Cylinder Heads
- Replace Rockes Arm Assemblies
- Replace Turbocharger Assembly
- Replace Crankcase Ventilation Assembly
Every 48,000 Hours (Overhaul)
- Replace Piston/Connecting Rod Assemblies & Cylinder Liners
- Replace Crankshaft Assembly, Bearings, & Seals
- Replace Camshaft/Bearings/Seals/Lifters/Pushrods/Timing Gears
- Replace Oil Pump
- Replace Exhaust Manifold Assembly & Gaskets
- Replace Front Accessory Drive Pulleys, Idlers, & Seals