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Caterpillar C15 Industrial Engine — Engine Oil Sample - Obtain

Maintenance

For the Caterpillar C15 Industrial Engine, from the Caterpillar owner's manual.

Applies to: Caterpillar C1.5 engine

Before you start

  • Hot oil and hot components can cause personal injury.

Procedure

  1. Before taking the oil sample, complete Label PEEP5031 for identification.
  2. Provide engine model, service hours, hours since last oil change, and amount of oil added since last oil change.
  3. Obtain a warm, well mixed oil sample to ensure it is representative.
  4. Use clean tools and supplies to avoid contamination.
  5. Use the sampling valve if equipped. 169-8373 Fluid Sampling Bottle is recommended.
  6. If not equipped with a sampling valve, use 1U-5718 Vacuum Pump with disposable tubing.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Source: Caterpillar owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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