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103160_SHB_Rev2.1_080611

MPE 750 Turbo Marine
Closed Loop

Service Manual

Page 34

Engine stalls and cannot be started again

Possible cause

Remedy

Lanyard not plugged in.

Plug in lanyard.

Defective fuse.

Check the fuses in the cable harness.

Too little or no fuel in the tank.

Fill up fuel.

Check the engine for signs of leaky fuel 
lines and, if necessary, have it checked by a 
professional shop.

Cable harness plug connections not 
plugged in or not plugged in correctly.

Check plug connections. 

Spark plugs defective.

Check the spark plugs and, if necessary, 
replace them. See Chapter 

Spark plugs

.

Summary of Contents for MPE 750

Page 1: ...0_SHB_Rev2 1_080611 MPE 750 Turbo Marine Closed Loop MPE 750 Turbo Marine Closed Loop 103160_MPE 750 Marine SO Closed Loop 3 1 Service Manual This service manual is valid for the following engine vari...

Page 2: ...2 Serial number 4 3 3 Operating materials 5 3 4 Running in the engine 7 3 5 Operating the engine without sea water 7 4 Maintenance 8 4 1 Maintenance work by the user of the vehicle 9 4 2 Maintenance...

Page 3: ...something Instructions must be carried out in the sequence speci ed Deviations from the speci ed sequence can cause damage to the engine and accidents Instruction List Here you must do something Enume...

Page 4: ...ained service personnel Arbitrary constructional changes to the engine are not permitted and void the warranty In addition to this documentation heed generally valid legal and other binding regulation...

Page 5: ...idle speed for a maximum of 30 seconds without sea water Engine damage due to overheating See Chapter Operating the engine without sea water Lift a submerged engine out of the water as quickly as poss...

Page 6: ...ensation shaft Displacement 749 cm Engine power 76 kW 103 PS 102 HP SAE 1228 7300 U min RPM Max speed 7800 8400 U min RPM Charging Turbocharger Combustion system Intake manifold fuel injection Injecti...

Page 7: ...least 95 ROZ RON or 85 MOZ MON In case of emergency unleaded fuel with 91 ROZ RON or 82 5 MOZ MON may be used for a short time Lower quality fuels should only be used in case of emergency If used regu...

Page 8: ...Fill quantity 3 3 liters 3 5 qt US Approved coolant additives BASF Glysantin G 30 Chevron Havoline Extended Life Coolant XLC B Valvoline Zerex G 30 Coolant additives protect not only against frost but...

Page 9: ...ater Engine damage due to overheating ATTENTION Weber Automotive GmbH recommends that during the rst ve hours of operation you should not operate the engine over 6 000 U min RPM This protective runnin...

Page 10: ...activities on the engine described in this manual must be carried out by trained service personnel During the warranty period maintenance and repair work may only be carried out in Weber Motor servic...

Page 11: ...st be ushed after each use Flush sea water cooling circuit after driving Soiling in the sea water cooling circuit can cause severe damage to the exhaust manifold The ushing is done with a ush kit in t...

Page 12: ...lean 23 Change 23 3 Valve play Check set 26 3 3 Activities on the engine must be carried out by trained service personnel 1 h hours of operation 2 or at least once a year if the hours of operation spe...

Page 13: ...o the maintenance work described in the maintenance interval table under end of the season various other service work is also required Conserve the cylinders Check spark plugs See Chapter Checking the...

Page 14: ...t a standstill Measurements with cold oil are not meaningful The desired motor temperature is achieved after a driving time of approx 10 minutes at 4000 4500 U min RPM Measurement with a motor warm fr...

Page 15: ...k Do not screw it in Then remove it again and read the oil level With a motor warm from operation the oil level must be just below the MAX marking The difference between MIN and MAX is approx 0 5 lite...

Page 16: ...oil feed hose with screw clamps Funnel tube for motor oil Motor oil see chapter Operating materials Oil lter see spare parts catalogue Draining the motor oil With a motor warm from operation the grea...

Page 17: ...eed hose 7 Activate the engine s starter every 10 seconds in order to let the engine crank and wait 30 seconds 8 Repeat this procedure until the motor oil is pumped completely out The motor oil in the...

Page 18: ...d Loop 3 4 5 Service Manual Page 16 9 Remove the screw clamp and sea water hose 3 10 Unplug the plug from switch 70 65 C 4 11 Unscrew the oil lter cover 5 Tightening torque 3 Nm 10 2 2 ft lb Tightenin...

Page 19: ...e Manual Page 17 12 Replace the oil lter 6 and O ring 7 13 Coat the O ring 7 lightly with motor oil Assembly occurs in reverse order Please note instructions after this symbol During reassembly make s...

Page 20: ...Fill oil tank with 2 5 liters of motor oil 15 Close the oil tank with the oil dipstick 16 Warm up the motor in a body of water for approx 10 minutes at 4000 4500 U min 17 Fill up the oil level with a...

Page 21: ...with a cold engine With a cold engine the coolant level should be between the MIN and MAX markings 1 of the compensation tank If you must re ll the coolant see Chapter Re lling the coolant ATTENTION U...

Page 22: ...US Torque wrench SW19 47 64 screw Flathead screwdriver or wrench to open the screw clamps Torque wrench to close the screw clamps Funnel tube for coolant Coolant see chapter Operating materials 2x gas...

Page 23: ...ve the screw clamps hoses 3 on both sides and drain coolant Both gaskets must be replaced Tightening torque 40 Nm 10 29 5 ft lb Tightening torque 3 Nm 10 2 2 ft lb Tighten the screw clamps after one t...

Page 24: ...art the engine brie y and ll the compensation tank up to the MAX marking See Chapter Operating the engine without sea water 8 The vehicle can now be put into operation as usual After running for 5 min...

Page 25: ...1 in Torque wrench 2x spark plugs see spare parts catalogue Removing the spark plugs Checking the spark plugs 1 Remove cable harness on the ignition coils 1 2 Loosen the cable harness on the cable hol...

Page 26: ...n reverse order Please note instructions after this symbol 4 Remove the screws and washers 4 5 Remove the ignition coils 5 6 Unscrew the spark plugs 6 Install the spark plugs only in a cold engine Gre...

Page 27: ..._Rev2 1_080611 MPE 750 Turbo Marine Closed Loop 0 69 0 84 mm 0 0272 0 0331 in Service Manual Page 25 7 Check the electrode distance of the spark plugs with the help of the feeler gauge Checking the sp...

Page 28: ...surement tool for adjustment plate reading 0 01mm 0 0003 in Adjustment plates from 2 5 3 7 mm 0 0984 0 1457 in see spare parts catalogue Valve cover seals see spare parts catalogue 2x O rings see spar...

Page 29: ...cover 2 along with bracket and valve 3 Tightening torque 10 Nm 10 7 4 ft lb Replace the valve cover seals 4 Clean seal areas of the valve cover and cylinder head The sequence of the connection occurs...

Page 30: ...Permissible valve play Intake side 0 08 0 15 mm 0 0031 0 0059 in Exhaust side 0 18 0 25 mm 0 0071 0 0098 in 4 Start the vehicle s starter and let the engine crank until both cams of the second cylind...

Page 31: ...29 7 Loosen the screws and washers 8 and remove the fuel distributor rail 9 6 To adjust the valve play on the intake side it is necessary to remove the fuel distributor rail Remove the cable harness o...

Page 32: ...alve adjustment tool 11 with two screws Tightening torque 10 Nm 10 7 4 ft lb Replace the O rings 9 on the injector valves Coat the O rings lightly with motor oil The engine may not be turned over unti...

Page 33: ...rocker downwards with a 24 combination wrench 12 10 Clamp both valves by pressing in the sliding piece 13 11 Remove the adjustment plate with the bar magnet 12 Measure the strength of the adjustment...

Page 34: ...itch not plugged in Plug in main power switch Battery voltage too low Open circuit voltage 12 volts During activation of the starter 10 5 volts Remove soiling and corrosion on the battery poles and co...

Page 35: ...nes and if necessary have it checked by a professional shop Cable harness plug connections not plugged in or not plugged in correctly Check plug connections Spark plugs defective Check the spark plugs...

Page 36: ...ive fuse Check the fuses in the cable harness Too little or no fuel in the tank Fill up fuel Check the engine for signs of leaky fuel lines and if necessary have it checked by a professional shop Cabl...

Page 37: ...engine again Idle speed over 1600 U Min RPM Incorrect air in the intake pipe area or after the throttle Check intake hose connections Check the vibration damper 2 between the intake pipe and throttle...

Page 38: ...e engine for signs of leaky coolant circuit and if necessary have it checked by a professional shop Engine speed limited to 4700 U Min RPM and the malfunction lamp MIL lights up Increased manifold pre...

Page 39: ...20 Draining the motor oil 14 F Flush sea water cooling circuit after driving 9 Fuel 5 L Lubricant 5 M Maintenance intervals 10 Maintenance work by the user of the vehicle 9 Malfunctions 32 O Oil leve...

Page 40: ...n adjusted to the model year annually 7 1 Directives Weber Automotive GmbH thus con rms that the construction of the engine corresponds to the following pertinent conditions EU directive about sport b...

Page 41: ...aust regulation and the Lake Constance ship regulation Bodensee Schiffahrtsordnung BSO For this special exhaust regulation the engine can be retro tted with an engine controller to ful ll the emission...

Page 42: ...operation Company seal signature Date Work carried out Motor oil change Oil lter change Spark plug change Valve play checked Valve play adjusted Coolant change Status Hours of operation Company seal...

Page 43: ...nge Oil lter change Spark plug change Valve play checked Valve play adjusted Coolant change Status Hours of operation Company seal signature Date Work carried out Motor oil change Oil lter change Spar...

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