Page 1 Operating and maintenance manual P/N: 15 18 045 0P Engine 6 M26.2 www.moteurs-baudouin.com Société Internationale des Moteurs Baudouin Technoparc du Brégadan - 13260 Cassis - France tél. + 33 488 688 500 - fax + 33 488 688 501 Edition: May 2012 - non contractual illustrations...
Page 2 Foreword This Operation and Maintenance Manual must be read through in its entirety before using the engine. It includes all the information you will need to enable you to: - Familiarise yourself with your engine, learn how to use it and at the same time derive maximum benefit from its advanced technical features, under the best possible operating conditions.
Page 3: G Eneral Summary
D800 - Engine wintering b D900 - Further information b D1000 - Maintenance table Chap E Engine follow-up documents b E100 - Compliance test b E300 - Sea test sheet - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 5: Warranty Policy
In the event of a dispute concerning maintenance, the user will provide all invoices for the corresponding work. Note: all maintenance supplies will be paid for by the customer, including costs relating to F1 and F2 inspections. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 7 Annual duration of use: less than 1,000 hours b Use under full load: 1 hour in a 12-hour period. Application examples: private pleasure craft, fast vessels for sea rescue or surveillance, multi-hull pleasure craft. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 9: Safety Warning
This type of warning indicates a potentially dangerous situation which, if not avoided, may result in minor injury or material damage. It can also warn against dangerous practices. - 1/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 10: Key To Symbols
Do not smoke Do not use a mobile phone Danger: battery acid Danger: live cables, electrical risk Highly fl ammable product Keep away from hanging loads Keep an extinguisher close by - 2/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 11 S. I. Moteurs Baudouin must make sure that they are not endangering their life or that of others and that the usage, maintenance or repair method is not likely to cause damage or compromise safety. - 3/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 12: Health Protection Precautions
To ensure compliance with environmental protection laws, consult your local authorities who will advise you. Asbestos The products and spare parts supplied by S. I. Moteurs Baudouin do not contain asbestos. - 4/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 13 Make sure that the repair workshop or the area around the engine is clean and tidy. b Remove any rings, chains and watches before starting work. Wear suitable and close-fitting work clothes. - 5/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 14: Lifting Device
Use a lifting device with crossbars as illustrated opposite. Avoid any contact between the slings and the engine parts. Use fastening links and properly calibrated slings or chains. Lifting the engine with a reduction gear - 6/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 15 Never work under an engine or reduction gear or load that has been left hanging in a lifting device or hoist. b Use suitable, resistant supports, in proper working order to handle an engine, reduction gear or generator. - 7/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 16: Starter Battery
Rinse the affected part with plenty of water. v Apply bicarbonate of soda or lime to neutralise the acid. v Rinse the eyes for 10 to 15 minutes. v See a doctor as soon as possible. - 8/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 17 Protect all orifices. Do not wash an engine in operation or which has just stopped. b Use the safety equipment required by such machines. b Make sure high-pressure water cannot damage the equipment being washed. - 9/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 18 Switch off all mobile phones when fi lling the fuel tank or while in the fi lling area. b Store all fuels and lubricants in closed, clearly labelled containers in a safe place. - 10/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 19: Preventing Burns
Hot oil can cause injury. Avoid contact with the skin. b Sulphuric acid contained in batteries is toxic and corrosive; it can burn clothes and skin or even cause blindness in case of contact with the eyes. - 11/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 20: Electrical Risks
(see installation and maintenance manual provided with the alternator). At this point, we strongly advise you to take the DT 21.GO3 time to read the safety instructions described in the previous pages. - 12/12 - Operating and maintenance manual - Motor 6 M26.2...
Page 21: Technical Data
- Description Detailed summary A100 Engine description A200 Engine identification b Engine identification A300 Technical data b Key data b Cylinder numbers b Performance graphs - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 23 23’ Actuator (electronic control) (optional) Fuel ﬁ lter Fuel circuit priming pump Fuel feed pump Fuel connection terminal block Injection pump Zinc anode Drainage valves 23’ Rear view Port side view - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 25: Engine Identification
Classification approval The engine serial number should be indicated on every spare parts order or during any technical contact with the S. I. Moteurs Baudouin network or after-sales service. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 27 Description 300 - Technical data The 6 M26.2 diesel engine from S. I. Moteurs Baudouin is a 6-cylinder internal combustion engine with the cylinders arranged along the longitudinal axis of the crankshaft. Key data The table below presents key data for the 6 M26.2 engine.
Page 28: Performance Graphs
ISO 3046/1 - 1995(F) Conditions 100 kPa (750mm Hg) at 25 °C Relative humidity 30% Fuel Relative density 0.840 ± 0.005 Heating value 42,700 kJ / kg Consumption tolerance 0 ± 5% - 2/5 - Operating and maintenance manual - Motor 6 M26.2...
Page 29 ISO 3046/1 - 1995(F) Conditions 100 kPa (750mm Hg) at 25 °C Relative humidity 30% Fuel Relative density 0.840 ± 0.005 Heating value 42,700 kJ / kg Consumption tolerance 0 ± 5% - 3/5 - Operating and maintenance manual - Motor 6 M26.2...
Page 30 ISO 3046/1 - 1995(F) Conditions 100 kPa (750mm Hg) at 25 °C Relative humidity 30% Fuel Relative density 0.840 ± 0.005 Heating value 42,700 kJ / kg Consumption tolerance 0 ± 5% - 4/5 - Operating and maintenance manual - Motor 6 M26.2...
Page 31 ISO 3046/1 - 1995(F) Conditions 100 kPa (750mm Hg) at 25 °C Relative humidity 30% Fuel Relative density 0.840 ± 0.005 Heating value 42,700 kJ / kg Consumption tolerance 0 ± 5% - 5/5 - Operating and maintenance manual - Motor 6 M26.2...
Page 33: Lubrication System
Machine room cabinet - option v Machine room mini-cabinet - option v Overspeed cabinet - option v Audible alarm cabinet - option b Electrical installation b Engine wiring diagram b Engine electrical cabinet - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 35: Cooling Circuit
Raw water Cooled exhaust manifold output Supercharger air cooler Safety raw water pump exit (option) Safety raw water pump intake (option) Cut-off valve Raw water pump Raw water filter water - 1/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 36: Raw Water Circuit
03.07 - External cooling circuit by hull exchanger and DT M26.2 03.10 - Central heating. Note When using a backup cooling circuit, the entire central heating circuit must be isolated. - 2/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 37 For lower temperatures, a temperature regulation device using a thermostatic valve must be installed. The installation of a seawater fi lter is recommended. DT 03.G03 DISCHARGE Bonding strip SUCTION Raw water pump - 3/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 39: Oil Type
Only the oils indicated in this documentation should be used. Oil capacity DT M26.2 04.01 6 M26.2 engine: 50 litres with standard horizontal engine oil sump Oil circuit The engine is ﬁ tted with a pressurised lubrication system. The gear-type oil pump is located on the lowest part of the engine;...
Page 40 In addition, the discharge of this valve is used to pressure feed the cooler pumps of the lower sections of the piston heads. Towards piston head coolant pump - 2/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 41: Environmental Precaution
ﬁ lter support (starboard side). The ﬁ lter cartridge (ref. 15 04 901 0V) must be replaced during M2 maintenance operations (see sheet D500 of this manual). - 3/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 43: Fuel Circuit
DT 05.G01 See technical documentation DT05.G01 provided with your engine. Fuel circuit The 6 M26.2 engine is equipped with a BOSCH P7100 (11) inline injection pump with a mechanical regulator on standard models. Woodward or Heinzmann electronic regulation can be added to this type of engine (optional).
Page 44: Injection Pump
The injection pump is ﬁ tted on the port side of the engine. It is driven by the timing gear and lubricated by the oil circuit under the engine pressure. Injection pump - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 45: Fuel Feed Pump
It comprises a single body. It is protected against overpressure by a safety valve loaded to 1 bar. Tight Safety valve Loose Single pump - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 46 400 - Fuel circuit Injectors 260 bars < opening pressure > 268 bars Rep Description Fuel inlet Leak backﬂ ow connection Adjusting wedge Presser spring Push rod Face Nozzle body Injector passages - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 47: Air Circuit
For engines equipped with a keel cooler, the supercharger air is cooled by an independent low-temperature circuit which also cools the reduction gear oil. The air filter for the 6 M26.2 engines is designed to be fitted directly to the engine; some applications may require a high-performance air filter.
Page 49: Electrical System
Connector (5 point) to exhaust temperature sensors Lamp test Connector (5 points) to fuel connection/consumption Brightness setting Connector (19 points) to main wiring harness (panel Engine stop command connection) LCD screen - 1/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 50: Primary Screen
The control panels are equipped with an alarm and data recording system. These records can be extracted from the panel by an offi cial S. I. Moteurs Baudouin representative if necessary. - 2/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 51 Please refer to the specific documentation provided with the panel or contact your local S. I. Moteurs Baudouin representative for information on operation, specifying the engine serial number. - 3/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 52 Il is possible to install a mini-cabinet in the machine room as an option (ref. 77 74 061 0N). Rep Description Traction presence light Engine stop button Start-up button Connecting lead Start-up button plug on motor side - 4/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 53 - option Dt 11.G01 Exterior alarm annunciator, with sound level of 110dB. Connects to the bridge instrument panel and/or the overspeed cabinet. Buzzer Stop Push button - 5/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 54: Electrical Installation
The batteries must not be allowed to lose more than 80% of their normal capacity. The use of batteries with voltage under 18VDC will damage electrical equipment when starting up. - 6/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 55 G Engine oil pressure sensor (machine cabinet option) Reduction gear oil pressure sensor (option) H Coolant temperature sensor (machine cabinet option) U Injector line leak alarm Stop solenoïd Stop relay K Coolant level detector - 7/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 56 It is forbidden to make any modiﬁ cations to the elements in the electrical circuit (standard or optional). This WILL VOID THE PRODUCT WARRANTY. For special applications, please contact S. I. Moteurs Baudouin's technical department. - 8/8 - Operating and maintenance manual - Motor 6 M26.2...
Page 57: Stopping The Engine
Engine with manual pre-greasing pump b Engine with electric pre-greasing pump - option b Starting the engine b Engine in operation C300 Engine operation in use C400 Stopping the engine - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 59: Safety Warning
BELOW the lowest mark on the dipstick or b ABOVE the highest mark on the dipstick. Check the oil level when the engine is idling or stopped (see. Checking the oil level). - 1/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 60: Coolant Filling
FW circuit vent plug Draining the circuit During the ﬁ lling process, bleed the circuit via the 17-mm hexagonal vent plug located on the socketed screw on the turbocharger’s backﬂ ow hose. - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 61: Draining The Cooling Circuit
Main drainage valve Drainage hose (customer supplied) Drainage hose (customer Secondary Secondary supplied) drain Coolant valves Coolant Coolant evacuation evacuation evacuation Starboard side Port side - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 62: Environmental Precaution
Environmental precaution There are laws regarding environmental protection and the disposal of waste and hydrocarbons. To ensure compliance with environmental protection laws, consult your local authorities who will advise you. - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 63: Starting The Engine
Check the sea water circuit supply. b Check the electrical supply. b Check that the operation of the auxiliary equipment hampered by the engine has no hazardous or unexpected consequences. - 1/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 64 "Start" switch is in "ON" position. b Once the engine has started, the speed stabilises at 700 rpm. Never exceed an engine speed of 1,000rpm until engine water temperature reaches 60°C. - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 65 Oil change b Once the engine has started, the speed stabilises at 700rpm. Note: When the "Pre-greasing" switch of the control cabinet is positioned on "OFF", start-up is immediate. - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 66 Check that the raw water pump is pumping. b Check the entire unit. b Check the alarms. If no anomaly has been detected, the engine is ready for use. - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 67: Coolant Temperature
Do not stop an engine which has been running empty or with a partial load for over 30 minutes without first applying a load exceeding 50 %. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 69: Stopping The Engine
Close the sea water inlet valve. b Cut the electrical supply from the batteries. Never shut down the engine with the keyed ﬁ ring switch of the control panel while the engine is running. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 71 Checks R1 to R5 D700 Overhaul operations D800 Engine wintering b Engine cooling circuit b Engine oil circuit b Fuel circuit b Dry air filter b Exhaust b Check - 1/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 72 - Maintenance Detailed summary D900 Further information b Storage b Pneumatic starter - option D1000 Maintenance table - 2/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 73: Before Starting Up
After starting up b Check: v Engine oil level with engine at idle (see oil dipstick indications), v engine oil pressure, v raw water pump flow rate, v battery charge. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 75: Servicing Operations
- the circuit 5 - Simple overall check NOTE: Any supplies are at the customer’s expense Comments AGENT CUSTOMER Name: Name: (in capitals) Date: Date: Stamp and signature Signature - 1/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 77 - the circuit 5 - Simple overall check NOTE: Any supplies are at the customer’s expense Comments AGENT CUSTOMER Name: Name: (in capitals) Date: Date: Stamp and signature Signature - 2/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 79 - that safety devices are working properly 7 - Operational test NOTE: Any supplies are at the customer’s expense Comments AGENT CUSTOMER Name: Name: (in capitals) Date: Date: Stamp and signature Signature - 1/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 81 - that safety devices are working properly 7 - Operational test NOTE: Any supplies are at the customer’s expense Comments AGENT CUSTOMER Name: Name: (in capitals) Date: Date: Stamp and signature Signature - 2/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 83: Maintenance Operations
Reposition the 3-way valve to "Pre-greasing" position once the oil has been changed. b Fill the engine casing with oil. Sump pump - 1/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 84 Reposition the 3-way valve to "Pre-greasing" position. Bridge panel b Fill the engine casing with oil Sump pump Control cabinet Pre-greasing Fuse Drain Switch Pump switch Pre-greasing Oil change switch - 2/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 85 (see sheet D1000 - Maintenance Table). 6 M26.2 engine: 50 litres with standard horizontal engine oil sump Catalogue P.R. Engine oil filler cap Oil-level dipstick Oil sump - 3/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 86: Oil Filter Replacement
Bleed the water separator filter- option Catalogue P.R. Open and let the water in the filter run until the fuel starts to flow. Bleed the water separator - 4/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 87 31.7mm or the diameter (C) is less than 5.5mm. DT 21.G03 Note Note: It is IMPERATIVE to inspect the anodes after every M1 operation or every 6 months. - 5/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 88 Check the engine oil level, with engine stopped. b Top up if necessary to bring the level up to 3mm below the maximum level on the dipstick. b Carry out the safety checks. - 6/6 - Operating and maintenance manual - Motor 6 M26.2...
Page 89: Operating Mode
Use the hand priming pump until the fuel runs without any air bubbles, v Screw the bleed screws back on. Lever in "R " bleed position (bleed the right-hand cartridge) - 1/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 90 Screw the bleed screws back on. v Move the lever to the "L" operation position. v The left-hand cartridge is now operational. Lever in "L" operation position - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 91 Environmental precaution There are laws regarding environmental protection and the disposal of waste and hydrocarbons. To ensure compliance with environmental protection laws, consult your local authorities who will advise you. - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 92 Environmental precaution There are laws regarding environmental protection and the disposal of waste and hydrocarbons. To ensure compliance with environmental protection laws, consult your local authorities who will advise you. - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 93: Belt Tension Check
20 mm between the pulleys when applying reasonable pressure with the thumb. A loose, worn or greasy belt must be replaced Note: Always keep a spare belt on hand. Deﬂ ection= 15 to 20mm - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 95 The tightness of the entire unit on the frame v The tightness of the couplings and all elements transmitting power v The isolation and condition of the electrical equipment v The condition and tightness of electrical connections. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 97 Cleaning the inlet pipes. Servicing the fresh water pump Cleaning the engine oil cooler Checking all hoses 03/04/05 Checking the condition of injection tubes Replacement of thermostatic valves - 1/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 98 Note 6 - Severe use of the engine (very low or very heavy load) will require more correct adjustment of the injection gear (lead, flow), frequent maintenance. proper ventilation of the machine room and fuel quality. - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 99 Cleaning the inlet pipes. Servicing the fresh water pump Cleaning the engine oil cooler Checking all hoses 03/04/05 Checking the condition of injection tubes Replacement of thermostatic valves - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 100 Note 6 - Severe use of the engine (very low or very heavy load) will require more correct adjustment of the injection gear (lead, flow), frequent maintenance. proper ventilation of the machine room and fuel quality. - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 101: Engine Cooling Circuit
1 bar. To pre-lubricate a main or auxiliary generator which is not equipped with a pre-greasing system, please refer to the S. I. Moteurs Baudouin approved network. - 1/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 102: Dry Air Filter
Check b Visually check the condition of the flexible suspension (torn, blistered or deformed neoprene etc.) The engine can be covered with a specific corrosion- inhibiting product. - 2/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 103: Further Information
S. I. Moteurs Baudouin agent for information on preservation and de-preservation. Pneumatic starter - option DT 07.04 Contact your S. I. Moteurs Baudouin agent for instructions on how to operate and service your pneumatic starter equipment. - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 105 6,400 hrs 4,800 hrs 6,800 hrs 5,100 hrs 7,200 hrs 5,400 hrs 7,600 hrs 5,700 hrs 5 years / 8,000 hrs 5 years / 6,000 hrs 8,400 hrs 6,300 hrs - 1/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 106 15,200 hrs 11,400 hrs 15,600 hrs 11,700 hrs 10 years / 16,000 hrs 10 years / 12,000 hrs 16,400 hrs 12,300 hrs 16,800 hrs 12,600 hrs 17,200 hrs 12,900 hrs - 2/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 107 17,400 hrs 23,600 hrs 17,700 hrs 24,000 hrs 18,000 hrs 24,400 hrs 18,300 hrs 24,800 hrs 18,600 hrs 25,200 hrs 18,900 hrs 25,600 hrs 19,200 hrs 26,000 hrs 19,500 hrs - 3/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 108 30,000 hrs 22,500 hrs 30,400 hrs 22,800 hrs 30,800 hrs 23,100 hrs 31,200 hrs 23,400 hrs 31,600 hrs 23,700 hrs 15 years / 32,000 hrs 15 years / 24,000 hrs - 4/4 - Operating and maintenance manual - Motor 6 M26.2...
Page 109 - Engine follow-up documents Detailed summary E100 Compliance test E300 Sea test sheet - 1/1 - Operating and maintenance manual - Motor 6 M26.2...
Page 111: Compliance Test
Nozzle: S. I. Moteurs Baudouin reference Code Acceptance: Veritas: Lloyd's: IAPP Certificate: Other: Parts due slip: B.V. power check Long-lasting protection Checked by: Full equipment Signature and stamp Observations: - 1/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 113 Nozzle: S. I. Moteurs Baudouin reference Code Acceptance: Veritas: Lloyd's: IAPP Certificate: Other: Parts due slip: B.V. power check Long-lasting protection Checked by: Full equipment Signature and stamp Observations: - 2/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 115 Nozzle: Code S. I. Moteurs Baudouin reference Acceptance: Veritas: Lloyd's: IAPP Certificate: Other: Parts due slip: B.V. power check Long-lasting protection Checked by: Full equipment Signature and stamp Observations: - 3/3 - Operating and maintenance manual - Motor 6 M26.2...
Page 117 Engine follow-up documents 300 - Sea test sheet SHEET 1: Copy to be returned to After-sales Department Headquarter - 1/2 - Operating and maintenance manual - Motor 6 M26.2...
Page 119 Engine follow-up documents 300 - Sea test sheet SHEET 2: Copy to be kept in your manual - 2/2 - Operating and maintenance manual - Motor 6 M26.2...

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