TK 61753-2-MM-EN
147
CONDITION POSSIBLE CAUSE REMEDY
High oil consumption 10 hour engine break in running was not
successfully completed
Run unit for 10 hours on high speed continuous run
with trailer doors open as described in the “Unit Check
List” section at the end of the appropriate Installation
Manual
Oil leakage Check and eliminate possible causes at rocker arm
cover, oil lines, oil filter, front timing cover, or
crankshaft seals
Damaged valve seals Replace seals on valve stem
Worn valve stem Replace valves
Broken piston rings or cylinder bore worn
or scored
Have engine repaired and rebored. Replace broken
piston rings
Clogged air cleaner system Unclog air cleaner
Engine Emits Excessive Smoke
White Smoke Black Smoke Blue Smoke
Fuel is not burning Excessive Fuel to Air Ratio Oil Consumption
• Air or water in fuel
• Incorrect timing
• Poor compression
• Faulty injectors
• Type of fuel used
• Cold engine
• Excessive load
• Clogged air intake system
• Faulty nozzles
• Poor compression
• Restricted exhaust
• Faulty injection pump
• Poor compression
• Defective valve seals
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