Pre-Start Cleaning Guide

CAUTION: Avoid injury. Before cleaning machine, allow ample time for hot surfaces to cool.

IMPORTANT: Avoid machine damage. Do not direct high-pressure spray from hose output directly at or close to electrical connections and sensors.

Cleaning as needed is recommended. Clean more frequently during heavy machine use, and when weather conditions are dry.

  • Check enclosed areas daily. Clean the engine and other enclosed areas of equipment to remove debris and any buildup of oil and grease. Keep the engine and engine compartment free of combustible material.
  • Check for debris buildup daily on and around intake systems, exhaust systems, and intercooler piping systems. Verify that there are no holes or leaks in intake or exhaust systems. Do not allow debris to build up near hot exhaust components. Verify that hot exhaust components are cleaned as often as environmental conditions require.
  • Inspect cooling system daily to determine whether cooling system needs cleaning. Visible buildup of residue that blocks airflow may degrade machine performance and requires more frequent cleaning depending on environmental conditions.
  • Inspect difficult to observe areas daily as conditions may require additional cleaning care to remove debris.
  • Check for oil and fuel leaks daily. Replace or repair sources of leaks, including gaskets, seals, breather tubes, fittings, and fluid lines.

Maintenance and Service Reminders

  • Keep surfaces free of grease and oil.
  • Clean up hydraulic and other fluid leaks.
  • Fuel Lines — Check for leaks, cracks, and kinks.
  • Fuel Pumps — Check fittings, especially compression ring couplings, for cracks and leaks.
  • Fuel Injectors — Check pressure and return lines for signs of leaks.
  • When servicing fuel filter or draining water separator, avoid fuel spills. Immediately clean up any fuel spill.
  • Check for transmission case venting system seepage, transmission case leakage, power steering cylinder leakage, or power steering line leakage.
  • Check for loose electrical connectors, damaged wiring, corrosion, or poor connections.

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