Model:
6CXM-GTE / 6CXM-GTE2
Model Family:
CXM Series marine diesel
Engine Type:
4-stroke, water-cooled marine diesel, inline 6-cylinder
Production Years Covered:
Manufactured roughly 1990s through 2010s; manual covers all 6CXM-GTE and 6CXM-GTE2 production variants
Document Type:
Factory-style service and repair manual
Product Format:
PDF download
Delivery:
Instant download after purchase
Target Audience:
Marine mechanics, boatyards, fleet operators and DIY owners servicing Yanmar 6CXM-GTE and 6CXM-GTE2 diesel engines
Application:
Commercial fishing vessels, workboats, pleasure craft and auxiliary power installations requiring reliable mid-range marine diesel power
Yanmar Heritage:
Long-established Japanese diesel manufacturer with strong global marine service network
Serviceability:
Straightforward inline-six layout with accessible component groups simplifies in-boat repair
Parts Availability:
Widely supported platform with readily obtainable consumables and service parts
Design Type:
Direct-injection 6-cylinder diesel
Configuration:
Inline vertical, water-cooled with heat exchanger cooling
Manual Scope:
Complete teardown, inspection, repair and reassembly procedures
Coverage Areas:
Engine mechanical, cooling, fuel, lubrication, electrical and marine gearbox service
Manual Type:
Repair and service manual
Delivery Method:
Instant digital download
Page Count:
Comprehensive multi-hundred-page manual; exact page count varies with edition
Product Code:
Yanmar 6CXM-GTE / GTE2 service manual
Engine Mechanical:
Cylinder head, valves, cylinder block, pistons, connecting rods and crankshaft
Cylinder Head Service:
Valve removal, valve seat grinding, guide and spring inspection, head flatness checks
Cylinder Block:
Bore measurement, honing limits, liner condition, main bearing bore inspection
Crankshaft & Bearings:
Shaft runout, journal wear, main and connecting rod bearing clearances and replacement
Pistons & Rings:
Piston-to-bore clearance, ring end gap and side clearance specification
Camshaft & Timing:
Camshaft inspection, timing gear and drive alignment, valve clearance setting
Lubrication System:
Oil pump, oil cooler, filter assembly, pressure relief valve and gallery checks
Cooling System:
Sea water pump, fresh water pump, heat exchanger, thermostat and expansion tank service
Fuel System:
Fuel injection pump, injector removal and testing, fuel lift pump and filter servicing
Governor:
Mechanical governor adjustment, linkage and speed control setup
Electrical System:
Starter motor, alternator, charging circuit, wiring harness and instrument panel
Turbocharging:
Turbocharger inspection, boost control and intercooler checks where fitted
Marine Gearbox:
Transmission removal, inspection, coupling alignment and shaft seal service
Fault Diagnosis:
Troubleshooting charts for hard starting, low power, overheating, smoke and oil pressure faults
Removal & Installation:
Step-by-step extraction and refitting of major components including engine removal from hull
Disassembly & Assembly:
Sequenced teardown with torque values and assembly notes
Measurement & Inspection:
Component wear limits, clearances and service specification tables
Adjustments:
Valve clearance, injection timing, belt or gear timing and idle speed settings
Wiring Diagrams:
Electrical schematics for charging, starting and monitoring circuits
Level:
Factory-level detail suitable for professional and experienced DIY use
Specifications:
Includes tolerances, torque figures and service limits per component
Illustrations:
Procedural diagrams and component views to accompany repair steps
Part Numbers:
Component and assembly reference numbers where supplied by the manual
Wear Items:
Identification of commonly replaced gaskets, seals, bearings and filters
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Primary Engine:
Yanmar 6CXM-GTE and 6CXM-GTE2 inline 6-cylinder marine diesel
Displacement Class:
Approximately 6.0 liter class CXM series displacement
Aspiration:
Turbocharged with charge-air cooling on GTE-grade variants
Cooling:
Fresh water cooled with heat exchanger and raw water circuit
Power Output Class:
Rated marine output in the mid power band typical of production rating; consult your engine's rating plate for the exact continuous or intermittent rating of your unit
Governor:
Mechanical governor controlling rated speed
Injection:
Direct injection via inline injection pump
Injectors:
Multi-hole nozzle injectors requiring periodic testing
Fuel Filtration:
Primary water separator and secondary fine filter arrangement
Standard Transmission:
Marine reduction gearbox matched to engine, direct-coupled to flywheel housing
Optional Transmission:
Various marine gear ratios offered depending on vessel and propeller match
Coupling:
Flexible coupling and shaft alignment critical to service life
Ratio Selection:
Gear ratio variants available for different hull and propeller requirements
Service:
Gearbox oil level, seal and bearing inspection covered in manual
Engine Layout:
Inline six-cylinder with marine gearbox mounted at rear
Wheelbase:
N/A - measurement does not apply to a marine engine
Length:
Overall installed length depends on gearbox and accessory fitment; consult installation drawing
Curb Weight:
Dry engine mass is in the high-hundreds of kilograms depending on specification and gearbox; refer to your engine's data plate
Weight Notes:
Installed weight varies with heat exchanger, gearbox, starter and alternator configuration
Daily Checks:
Engine oil level, coolant level, raw water strainer and fuel water separator
First Service:
Initial oil and filter change after break-in period per Yanmar schedule
Routine Service:
Oil and filter change, fuel filter replacement, impeller replacement and valve clearance check at scheduled intervals
Cooling Service:
Heat exchanger and raw water circuit cleaning at regular intervals
Injectors:
Periodic nozzle testing and injection timing check
Engine Oil:
Marine diesel engine oil meeting Yanmar specification for the ambient range in use
Coolant:
Ethylene glycol based coolant mixed to the correct concentration for marine fresh water system
Fuel:
Clean diesel fuel meeting the injection system requirements
Wear Items:
Sea water pump impeller, fuel lift pump, belts, hoses, thermostats and gaskets
Common Faults:
Overheating from restricted raw water or fouled heat exchanger; low power or smoke from injector or injection pump wear; hard starting from fuel aeration or compression loss
Manufacturer:
Yanmar Co., Ltd., Japan
Heritage:
Yanmar has built diesel engines since the early twentieth century and is a leading supplier of marine propulsion and auxiliary diesels
CXM Series:
Developed as a robust six-cylinder marine diesel platform for commercial and pleasure use
GTE and GTE2:
Successive specification levels within the 6CXM family; GTE2 denotes a later, updated build
Production Location:
Manufactured by Yanmar in Japan
Global Support:
Worldwide distributor and dealer network supporting parts and service
