Fuel Valve (Injector Nozzle)
criticalParent: Fuel Injection System
Components for this Group (2)
L48/60CR Common Rail Injector
MAN Energy Solutions L48/60CR
· Supplier: MAN Energy Solutions / L'Orange
Common Failures:
- • Nozzle tip erosion/cavitation
- • Needle valve seat wear
- • Control valve stiction
- • Spring fatigue
Service: Electronically controlled common rail injector. Overhaul at 8,000-12,000 hrs. Nozzle replacement at overhaul.
Weight: 45.0 kg
Cat 3516 MEUI Unit Injector
Caterpillar Cat 3500 Series
· Supplier: Caterpillar
Common Failures:
- • Injector tip erosion
- • Solenoid coil failure
- • O-ring leakage causing fuel dilution of lube oil
- • Injection timing drift
Service: Mechanically-actuated, electronically-controlled unit injector (MEUI). Replace at 8,000-12,000 hrs or per oil analysis.
Weight: 6.0 kg