Motorkomponenten — Bauteilgruppen

Bedplate (A-Frame) critical Crankcase Doors low Crankcase Relief Valves high Crankcase Ventilation medium Main Bearing Caps critical Tie Rods critical

Cam Followers (Fuel/Exhaust) high Cam Timing & Phase high Camshaft critical Camshaft Bearings critical Camshaft Drive (Chain/Gear) critical Chain Tightener high Decompression Mechanism medium

Air Cooler Cleaning System medium Auxiliary Blower high Charge Air Bypass / Waste Gate high Scavenge Air Cooler (SAC) high Scavenge Air Fire Detection critical Scavenge Air Receiver high Scavenge Drain System medium

Central Cooling System (LT) high Expansion Tank low Freshwater Generator (Waste Heat) medium Injector Cooling medium Jacket Water System (HT) high Piston Cooling (Oil or Water) high Sea-Water Cooling Loop critical Temperature Control Valves medium

Crankpin Bearings critical Crankshaft critical Flywheel & Gear Ring low Main Bearings critical Thrust Bearing critical Turning Gear medium

Air Start Valve high Cylinder Head Body critical Cylinder Head Cooling high Cylinder Head Gasket high Cylinder Head Studs & Nuts critical Exhaust Valve (& Valve Seat) critical Exhaust Valve (2-stroke, Hydraulic) critical Exhaust Valve (4-stroke) critical Fuel Valve (Injector) critical Indicator Cock low Inlet Valve (& Valve Seat) critical Pushrod & Tappet Assembly high Rocker Arm Assembly high Safety/Relief Valve high

Cylinder Jacket (Water Jacket) high Cylinder Liner critical Liner Anti-Polishing Ring medium Liner Lubrication (CLO System) high Liner Wear Monitoring medium

Alpha Lubricator Control high CoCoS-EDS (MAN Condition Monitoring) medium Cylinder Control Unit (CCU) critical EICU (Engine Interface Control Unit) high Engine Control Unit (ECU / ECS) critical Engine Control Unit (ECU) critical Engine Side-Cabinet (E.S.C.) high Multi-Purpose Controller (MPC) high Operator Panel / HMI high PMI (Pressure Measurement Indicator) medium Sensors & Transmitters medium Sensors (Engine Block) critical Wiring Harness high

CEMS (Continuous Emission Monitoring) high DPF (Diesel Particulate Filter - rare on 2-stroke) medium Dual-Fuel System (Gas Mode) critical EGR (Exhaust Gas Recirculation) high EGR System high SCR System high Scrubber (SOx) high Soot Blower System medium Water Injection (NOx) medium

EGR (Exhaust Gas Recirculation) high Exhaust Bellows / Expansion Joints critical Exhaust Gas Economizer (EGE) high Exhaust Gas Receiver high Exhaust Manifold / Piping medium Exhaust Manifold / Receiver critical Exhaust Pipe (Engine → TC) critical Exhaust Pipe (TC → Funnel) high Exhaust Sensors critical Exhaust Valve Actuator (Hydraulic) critical Exhaust Valve Rotator (Rotocap) high SCR (Selective Catalytic Reduction) high Waste Heat Boiler medium

Common Rail Unit (RT-flex / X-DF) critical FIVA Valve (ME-type) critical Fuel Booster Module (ME-type) critical Fuel Booster Pump high Fuel Cam / Camshaft (MC-type) high Fuel Changeover Valve (HFO/MGO) high Fuel Day Tank / Service Tank high Fuel Filter (HFO/MGO) high Fuel Heater high Fuel Injector (Nozzle Holder) critical Fuel Oil Supply Unit medium Fuel Pump (Jerk-Type / Common Rail) critical Fuel Valve (Injector Nozzle) critical High-Pressure Fuel Pipes high VIT (Variable Injection Timing) high

Bunkering Station high FGSS (Fuel Gas Supply System - LNG/Methanol) critical Fuel Booster Module (Pre-Engine) high Fuel Oil Blending Unit (VLSFO/HFO) medium Fuel Oil Heater high Fuel Oil Purifier/Separator high Fuel Oil Service Tank medium Fuel Oil Settling Tank medium Fuel Pre-Filter (Coarse Strainer) high Fuel Purifier / Centrifuge critical Fuel Service Tank high Fuel Settling Tank high Sludge Tank (Fuel Side) medium Viscosity Controller (Viscotherm) high Water-in-Fuel Detector medium

Barred Speed Range Control medium Fuel Rack Actuator critical Governor (Electronic/Woodward) critical Load Sharing (Multi-Engine) high Overspeed Trip critical Power Management System (PMS) high Speed Governor (Electronic) critical Speed Governor (Mechanical/Hydraulic) critical Speed Setting high

Accumulator / Pressure Rail high ELFI (Electronic Fuel Injection) critical ELVA (Electronic Exhaust Valve Actuation) critical Exhaust Valve Actuator (Hydraulic) critical FIVA Valve (Fuel Injection & Exhaust Actuator) critical HCU — Hydraulic Cylinder Unit critical High-Pressure Hydraulic Pipes critical Hydraulic Cylinder Unit (HCU) critical Hydraulic Oil System critical Hydraulic Power Supply (HPS) critical Hydraulic Power Supply Unit (HPS) critical Servo Oil System high

Crankcase Oil Mist Detector critical Cylinder Lube Oil (CLO) System critical Cylinder Lube Oil System (CLO) critical LO Centrifuge / Purifier high LO Make-Up & Storage Tanks medium LO Pressure Reducing & Distribution high Lube Oil Cooler high Lube Oil Filter (Auto/Manual) high Lube Oil Purifier high Main Lube Oil System (Crankcase) critical Splash & Spray Lubrication high

Connecting Rod critical Crosshead critical Crosshead Bearing critical Crosshead Guides & Shoes high Piston Crown critical Piston Pin / Gudgeon Pin critical Piston Ring Pack critical Piston Rings critical Piston Rod critical Piston Rod Stuffing Box high Piston Skirt high

Barring Gear low Driving End PTO medium Flexible Coupling medium Free End PTO medium PTO/PTI (Shaft Generator) medium Shaft Generator System medium Turning Gear Motor medium

Bearing Temperature Monitoring critical Charge Air Cooler Fire Protection critical Crankcase Explosion Relief Valve critical Emergency Shutdown System (ESD) critical Emergency Stop System critical Engine Room Fire Detection critical Engine Watchdog (Alarm Aggregator) high Load Reduction / Slow Down Protection high Oil Mist Detection (OMD) critical Oil Mist Detector (OMD) critical Overspeed Protection critical Scavenge Fire Detection & CO2 critical Slowdown System critical

Air Compressors (Main & Emergency) high Control Air System medium Cylinder Starting Air Valve critical Main Starting Air Valve critical Main Starting Valve high Slow Turning Valve medium Slow-Turning System high Starting Air Compressor critical Starting Air Distributor high Starting Air Receiver critical Starting Air Valve (per Cylinder) high

Auxiliary Blower high Bearing Cassette / Cartridge critical Charge Air Cooler (CAC) Connection high Compressor Side critical Compressor Wheel & Diffuser critical Lube Oil Supply (TC) critical Rotor Shaft critical Scavenge Air Cooler high TC Bearings & Lube System high TC Cooling high TC Surveillance & Monitoring high TC Washing System (Water/Dry) medium Turbine Side critical Turbine Wheel & Nozzle Ring critical Turbocharger Unit (ABB/MHI/Napier) critical

Anti-Heeling / Balancing medium Axial Vibration Damper high Crankshaft Torsional Damper high Detuner high Engine Mounting critical Engine Mounting (Chocking / Resin) medium Top Bracing medium Torsional Vibration Damper high Vibration Monitoring high