8.6 Injection Pump / HP Pump
8.6.1 HP fuel pump – Relief bore check
DANGER
Components are moving or rotating.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Operate the engine at low load only. Keep clear of the danger zone of the engine.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
HP fuel pump – Relief bore
check
1. Check relief bore for oil and fuel discharge by
visual inspection.
2. If relief bore is found dirty, stop the engine,
disable engine start, and clean relief bore.
3. Note the following in case of fluid discharge:
• Heavy discharge means continuous dis-
charge of fluids (leakage). Contact Service.
• Minor discharge of fluids up to 10 drops
per day is normal (moistening) and not
considered a leakage.
MS150049/04E 2017-04 | Injection Pump / HP Pump | 95
TIM-ID: 0000000924 - 008
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