MALFUNCTION, TEST OR INSPECTION, AND CORRECTIVE ACTION
TEST OR INSPECTION
ENGINE WILL NOT DELIVER RATED POWER
Step 1. Check crankcase oil level.
Fill as required.
Step 2. Check for cIogged/dirty air cleaner system.
Clean, repair, or replace as required.
Step3. Check for improper engine adjustments (Refer to Paragraphs 8-4 thru 8-14).
Step 4. Check governor linkage from governor to fuel rack for binding or damage (Refer to
Step 5. Check for low cylinder compression (Refer to Para 8-14).
Return fuel temperature must be less than 150oF (66°C) or loss of horsepower will
A power decrease of 0.6 to 4.0 horsepower for each 10° temperature rise above
90oF (32oC) will occur.
Check for high return fuel temperature.
Inspect turbocharger for damage.
Do not attempt to remove carbon build up on turbine wheel
without removing turbocharger from engine. Blades of wheel
must be thoroughly cleaned. Chunks of carbon left on blades
could cause bearing failure. However, it is not necessary to
disassemble turbocharger to remove dirt and dust build up.
a. Remove turbocharger exhaust pipe.