MPE 750 NA Marine - Closed Loop
Contents
1. If the motor is operated for a longer time under extreme conditions the oil level may reach the MAX marking 402062_SHB_Rev1 1_080611 Page 12 Weber Automotive Service Manual E E MPE 750 NA Marine Closed Loop Oil level check continuation 1 Unscrew the oil dipstick 1 from the oil tank and wipe it clean with a cloth 2 Replace the oil dipstick in the oil tank 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 liter 0 53 qt US Underrunning the MIN marking and exceeding the MAX marking can cause severe and under some circumstances irreparable damage to the engine 402062_SHB_Rev1 1_080611 Page 13 Service Manual E IF MPE 750 NA Marine Closed Loop Weber Automotive Changing the motor oil and oil filter Oil extraction pump SE Catch basin for old oil fill volume at least 4 liters 4 3 qt US Flathead screwdriver or wrench to open the screw clamps Torque wrench to close the screw clamps Torque wrench SW27 1 1 16 for oil filter cover Possible hose extension for oil feed hose with screw clamps Funnel tube for motor oil Motor oil see chapter Operating materials x Oil filter see spare parts catalogue Draining the motor oil With a motor warm from operation the greatest oil volume is sucked out of the moto2. Discontinue water supply 6 Stop engine within 30 seconds T Remove the flush kit Only flush engine while running otherwise water from the exhaust can enter engine and cause damage 402062_SHB_Rev1 1_080611 Page 9 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive 4 2 Maintenance intervals Activities on the engine must be carried out by trained service personnel 1st mainte nance Maintenance interval h h At end of season after 25 every 50 every 100 Motor oil and oil Ton _w Check clean O Q Q W Spark plugs Change Valve play ees h hours of operation 26 ie o r 2 or at least once a year if the hours of operation specified above are not reached before that 3 or at least every two years if the hours of operation specified above are not reached before that 4 Valid for engine manufacturer s fill Please note the instructions provided by coolant manufacturer when using other coolants 5 See chapter Decommissioning at the end of the season 402062_SHB_Rev1 1_080611 Page 10 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive 4 3 Decommissioning at the end of the season The decommissioning of the vehicle is necessary at the end of the season if the vehicle will be decommissioned during the winter months If the vehicle will not be used for more than 30 days In add
3. Marine Closed Loop 3 4 Running in the engine Weber Automotive GmbH recommends that during the first five hours of operation you should not operate the engine over 6 000 U min RPM This protective running in has a positive effect on the engine s lifespan 3 9 Operating the engine without sea water If it is necessary to operate the engine longer than 30 seconds without sea water the vehicle s rinsing equipment must be used See chapter Flush sea water cooling circuit after driving The engine may only be operated at idle speed for a maximum of 30 seconds without sea water Engine damage due to overheating 402062_SHB_Rev1 1_080611 Page 7 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive 4 Maintenance The table in chapter Maintenance intervals provides the manufacturer s recommended intervals for maintenance work If you follow the maintenance recommendations a long lifespan of the engine can be achieved and unnecessary environmental damage prevented The Maintenance intervals specified in the table should not be exceeded by more than 10 If not stated otherwise all 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 service stations or in associated shops If necessary contact your vehicle dealer Weber Automotive GmbH reserves the right to d
4. marking Do not fill coolant while the engine is running and with a warm engine remove the cover of the compensation tank slowly and release the excess pressure Danger of burning unprotected hands 402062_SHB_Rev1 1_080611 Page 21 Service Manual E I MPE 750 NA Marine Closed Loop Weber Automotive 4 6 Spark plugs Checking the spark plugs Socket wrench SW16 5 8 Feeler gauge measurement range 0 77 mm 0 91 mm 0 0303 0 0358 in Torque wrench 2x spark plugs see spare parts catalogue 4 Removing the spark plugs 1 Remove cable harness on the ignition coils 1 2 Remove the cable harness on the injection valves 2 Before disassembling make sure that the plugs of the ignition coils and the injection valves are not switched during assembly j aa TA T Fd co 402062_SHB_Rev1 1_080611 Page 22 Service Manual E E MPE 750 NA Marine Closed Loop Weber Automotive Removing the spark plugs continuation 3 Remove the screws and washers 4 Remove the ignition coils 4 gt Install the spark plugs only ina cold engine Grease the threads of the spark plugs with commercial graphite grease Tightening torque 10 Nm 10 7 4 ft Ib 5 Unscrew the spark plugs 5 Tightening torque 27 Nm 20 19 9 ft Ib Assembly occurs in reverse order Please note instructions after this symbol as we
5. 7508NG USA family designation adjusted to the model year annually 7 1 Directives Weber Automotive GmbH thus confirms that the construction of the engine corresponds to the following pertinent conditions EU directive about sport boats 94 25 EG with addendum 2003 44 EG USA EPA Federal Register 40 CFR Part 91 USA CARB 13 California Code of Regulation Article 4 7 Spark Ignition Marine Engines 402062_SHB_Rev1 1_080611 Page 35 Service Manual E F MPE 750 NA Marine Closed Loop 7 2 Exhaust type authorizations Type test center Europe Germanischer Lloyd Type test center USA EPA United States Environmental Protection Agency The output of the motor is 49 kW All originals are present and can be viewed at any time They can be called up on the Internet at www weber automotive com Appendices to this service manual Declaration of Conformity for Recreational Craft Propulsion Engines California Emission Control Warranty Statement 402062_SHB_Rev1 1_080611 Page 36 Service Manual Weber Automotive MPE 750 NA Marine Closed Loop 8 Proof of maintenance for work carried out Motor serial number 8 digit Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Work carried out O Motor oil change O Oil filter change O Spark plug change O
6. ECONDS the water temperature Rinse and check the sea water cooling warning lamp lights up circuit See Chapter Flush sea water cooling circuit after driving Check the sea water pump 402062_SHB_Rev1 1_080611 Page 33 Service Manual MPE 750 NA Marine Closed Loop 6 Terminology A S Adjusting the valve play 28 C Changing the coolant 19 Changing the oil filter 16 Checking the spark plugs 24 Checking the valve play 27 Coolant 6 Coolant level check 18 D Decommissioning at the end of the season 11 Draining the coolant 19 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 31 O Oil level check 12 Operating materials 5 Operating the engine without sea water R Refilling the coolant 21 Refilling the motor oil 17 Regular checks before driving 9 Removing the spark plugs 22 Removing the valve cover 25 Running in the engine 7 Serial number 4 Submerged engine 3 T Technical specifications 4 402062_SHB_Rev1 1_080611 Weber Automotive Page 34 Service Manual E m Weber Automotive MPE 750 NA Marine Closed Loop T7 Appendix Manufacturer Weber Automotive GmbH Address Otto Lilienthal Str 5 88677 Markdorf Germany Internet www weber automotive com Engine I2 749 MAR NA 66 DS V1 2007 1 1 Engine family WEBM 750NG EU family designation 8WEBM
7. Service Manual E E MPE 750 NA Marine Closed Loop Weber Automotive MPE 750 NA Marine Closed Loop This service manual is valid for the following engine variants 402062_12 749 MAR NA 66 DS V1 2007 1 1 402062_SHB_Rev1 1_080611 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive Table of contents 1 About this document 1 1 1 Meaning of the symbols in the text 1 2 Safety 2 2 1 Basic principle 2 2 2 Meaning of the safety symbols 2 2 3 General safety instructions 3 3 Description 4 3 1 Technical specifications 4 3 2 Serial number 4 3 3 Operating materials 5 3 4 Running in the engine T 3 5 Operating the engine without sea water T 4 Maintenance 8 4 1 Maintenance work by the user of the vehicle 9 4 2 Maintenance intervals 10 4 3 Decommissioning at the end of the season 11 4 4 Motor oil and oil filter 12 4 5 Engine cooling circuit 18 4 6 Spark plugs 22 4 1 Valve play 25 5 Malfunctions 31 6 Terminology 34 T Appendix 35 7 1 Directives 35 1 2 Exhaust type authorizations 36 8 Proof of maintenance for work carried out 37 402062_SHB_Rev1 1_080611 Service Manual E E Weber Automotive MPE 750 NA Marine Closed Loop 1 About this document This chapter will familiarize you with the structure of this document so that you can find the information it contains quickly and easily This document uses symbols and signs that allow you to find information quickly Please read the explanations of
8. Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Date of initial registration Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature 402062_SHB_Rev1 1_080611 Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Page 37 Service Manual MPE 750 NA Marine Closed Loop Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play
9. ad screwdriver or wrench to open the screw clamps Torque wrench to close the screw clamps Funnel tube for coolant o Coolant see chapter Operating materials Draining the coolant 1 Open thecoverofthe compensation tank 1 With a warm engine remove the cover of the compensation tank slowly and release the excess pressure Danger of burning unprotected hands 402062_SHB_Rev1 1_080611 Page 19 Weber Automotive Service Manual a 1 MPE 750 NA Marine Closed Loop Draining the coolant continuation 2 Remove the screw clamps hoses 2 on both sides and drain coolant Tightening torque 3 Nm 10 2 2 ft Ib Tighten the screw clamps after one to three hours Assembly occurs in reverse order Please note instructions after this symbol 402062_SHB_Rev1 1_080611 Page 20 Service Manual E E MPE 750 NA Marine Closed Loop Weber Automotive Refilling the coolant 3 Open thecoverofthe compensation tank See Chapter Draining the coolant 4 Add new coolant up to the MAX marking of the compensation tank See Chapter Coolant level check 5 Close the cover ofthe compensation tank 6 Start the engine briefly and fill the compensation tank up to the MAX marking See Chapter Operating the engine without sea water T The vehicle can now be put into operation as usual After running for 5 minutes check the coolant level again and if necessary fill up to the MAX
10. ce Manual MPE 750 NA Marine Closed Loop Weber Automotive 5 Malfunctions If you cannot correct a malfunction yourself using the table below contact your vehicle dealer s customer service In case of improperly made repairs the warranty is voided and Weber Automotive GmbH is not liable for any resulting subsequent damage Engine does not crank Possible cause Main power switch not plugged in Battery voltage too low Open circuit voltage lt 12 volts During activation of the starter lt 10 5 volts Engine mass point 1 not connected or not connected properly Defective fuse Drive or jet pump blocked Cable harness plug connections not plugged in or not plugged in correctly Remedy Plug in main power switch Remove soiling and corrosion on the battery poles and connect battery connections correctly With non maintenance free batteries check water level Charge battery with external battery charger Check connection Check the fuses in the cable harness Remove blockage Check plug connections 402062_SHB_Rev1 1_080611 Page 31 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive Engine cranks but does not start Possible cause Lanyard not plugged in Defective fuse Too little or no fuel in the tank Cable harness plug connections not plugged in or not plugged in correctly Spark plugs defective Remedy Plug in lanyard Check the
11. checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature Date Status Hours of operation Company seal signature 402062_SHB_Rev1 1_080611 Weber Automotive Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Work carried out O Motor oil change O Oil filter change O Spark plug change O Valve play checked O Valve play adjusted O Coolant change Page 38
12. ed Loop Weber Automotive Adjusting the valve play continuation Replace the O rings 9 on the injector valves Coat the O rings lightly with motor oil 8 Mount the valve adjustment tool 11 with two screws Tightening torque 10 Nm 10 7 4 ft Ib The engine may not be turned over until all valve plays of the first cylinder are adjusted 402062_SHB_Rev1 1_080611 Page 29 Service Manual E IF MPE 750 NA Marine Closed Loop 10 11 12 13 14 15 16 17 Weber Automotive Adjusting the valve play continuation Press the rocker downwards with a 24 combination wrench 12 Clamp both valves by pressing in the sliding piece 13 Remove the adjustment plate with the bar magnet Measure the strength of the adjustment plate and replace with an adjustment plate with which the permissible tolerance is adhered to Replace the adjustment plate in the spring seat Remove the sliding piece 13 and to check the valve play measure again Repeat this procedure with all valves of the first cylinder Checking the valve play of the second cylinder Start the vehicle s starter and let the engine crank until both cams of the first cylinder are pointing upwards The rocker of the second cylinder demonstrates a little play Check the valve play of the second cylinder in the same way you did the first cylinder 402062_SHB_Rev1 1_080611 Page 30 Servi
13. emand that proof of warranty be provided in writing for warranty service See Proof of maintenance for work carried out The vehicle owner or user is responsible for adhering to the maintenance intervals Weber Automotive GmbH assumes no liability for damage that arises due to maintenance not carried out 402062_SHB_Rev1 1_080611 Page 8 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive 4 1 Maintenance work by the user of the vehicle Regular checks before driving Always check the oil level and coolant level before driving See Chapter Oil level check See Chapter Coolant level check Underrunning and exceeding the motor oil and coolant fill levels specified in this manual can cause damage to the engine Flush sea water cooling circuit after driving In order to protect the sea water cooling circuit against soiling calcium deposits and such the sea water cooling circuit must be flushed after each use Soiling in the sea water cooling circuit can cause severe damage to the exhaust manifold The flushing is done with a flush kit in the vehicle See the vehicle manufacturer s service manual Connect the Flush kit 2 Start engine and operate only in idle Do not accelerate 3 Ensure the water supply within 30 seconds See Chapter Operating the engine without sea water 4 The Weber Automotive GmbH recommends to flush the sea water cooling circuit for one minute minimum 5
14. er 4 and O ring 5 11 Coat the O ring 5 lightly with motor oil During reassembly make sure that the oil filter snaps in Weber Automotive Assembly occurs in reverse order Please note instructions after this symbol 402062_SHB_Rev1 1_080611 Page 16 Service Manual E E MPE 750 NA Marine Closed Loop 12 13 14 15 Refilling the motor oil Fill oil tank with 2 5 liters of motor oil Close the oil tank with the oil dipstick Warm up the motor in a body of water for approx 10 minutes at 4000 4500 U min Fill up the oil level with a motor warm from operation until just below the MAX marking Weber Automotive 402062_SHB_Rev1 1_080611 Page 17 Service Manual E F MPE 750 NA Marine Closed Loop 4 5 Engine cooling circuit Coolant level check Check the coolant level 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 refill the coolant see Chapter Refilling the coolant Underrunning the MIN marking can cause damage to the engine due to overheating Exceeding the MAX marking should be avoided to prevent environmental damage 402062_SHB_Rev1 1_080611 Page 18 Service Manual E IE MPE 750 NA Marine Closed Loop Weber Automotive Changing the coolant Catch basin for the coolant fill volume at least 4 liters 4 3 qt US SE Flathe
15. fuses in the cable harness Fill up fuel Check the engine for signs of leaky fuel lines and if necessary have it checked by a professional shop Check plug connections Check the spark plugs and if necessary replace them See Chapter Spark plugs Engine stalls but can be started again Possible cause Too little or no fuel in the tank Too much motor oil Remedy Fill up fuel Check the engine for signs of leaky fuel lines and if necessary have it checked by a professional shop Check the oil level See Chapter Oil level check Excessive motor oil must be pumped out as quickly as possible 402062_SHB_Rev1 1_080611 Page 32 Service Manual E i J Weber Automotive MPE 750 NA Marine Closed Loop 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 Check plug connections plugged in or not plugged in correctly Spark plugs defective Check the spark plugs and if necessary replace them See Chapter Spark plugs Engine loses power speed limitations Fault Possible cause Remedy Engine speed limited to Overheating of DO NOT LET THE ENGINE RUN 1800 U Min RPM and exhaust manifold LONGER THAN 30 S
16. hnically perfect Faults that compromise the safety of people or of the engine must be eliminated immediately by trained 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 regulations for accident prevention and environmental protection Such duties can affect the handling of hazardous materials or the provision and wearing of personal safety equipment or traffic regulations for example 2 2 Meaning of the safety symbols Disregarding this sign can endanger life and limb Disregarding this sign can cause injuries to persons Disregarding this sign can cause damage to the engine 402062_SHB_Rev1 1_080611 Page 2 Service Manual E IF MPE 750 NA Marine Closed Loop 2 3 General safety instructions The engine may only be operated at 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 possible and take it to a professional shop for maintenance within 24 hours Belated measures can cause severe damage to the engine 402062_SHB_Rev1 1_080611 Page 3 Weber Automotive Service Manual E E MPE 750 NA Marine Closed Loop 3 Description The MPE 750 Marine Closed Loop is a 2 cylinder in line engine It is intended for recre atio
17. ition to 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 spark plugs Fill approx 10 ml 0 34 oz US of clean motor oil directly through the spark plug holes Before you replace the spark plugs crank up the motor briefly with the starter Replace the spark plugs Never fill more motor oil than specified into the spark plug holes Too much motor oil can cause engine damage Fill the fuel tank all the way A full fuel tank prevents the formation of condensation inside the tank Add fuel stabilizer After approx 30 days fuel begins to decompose You can use any common fuel stabilizer in order to maintain the fuel quality 402062_SHB_Rev1 1_080611 Page 11 Service Manual E ae Weber Automotive MPE 750 NA Marine Closed Loop 4 4 Motor oil and oil filter Oil level check S lt Use a clean lint free cloth The oil level must be measured with oil warm from operation approx 80 C 176 F and with the motor at 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 from operation is necessary because the oil volume changes depending on the temperature To avoid mistaken measurements the vehicle must be level
18. ll as consulting the vehicle manufacturer s service manual 402062_SHB_Rev1 1_080611 Page 23 Service Manual E F MPE 750 NA Marine Closed Loop Checking the spark plugs 6 Check the electrode distance of the spark plugs with the help of the feeler gauge 0 77 0 91 mm 0 0303 0 0358 in 402062_SHB_Rev1 1_080611 Page 24 Service Manual E IE MPE 750 NA Marine Closed Loop Weber Automotive 4 7 Valve play Checking and setting the valve play K Hex wrench SW5 3 16 Feeler gauge measurement range 0 08 mm 0 25 mm 0 0031 0 0098 in Valve adjustment tool see spare parts catalogue Combination wrench 24mm 15 16 Bar magnet Measurement 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 spare parts catalogue engine i To get correct measurement valves check and adjust valve play with a cold Removing the valve cover 1 Remove the cable harness on the cam shaft sensor 1 1 2 Remove the spark plugs See Chapter Removing the spark plugs 402062_SHB_Rev1 1_080611 Page 25 Service Manual MPE 750 NA Marine Closed Loop Removing the valve cover continuation 3 Unscrew the valve cover 2 along with bracket and valve 3 Tightening torque 10 Nm 10 7 4 ft Ib The seque
19. n case of emergency If used regularly they cause decreases in performance and possibly damage to the engine Lubricant Oil specification Recommendation 15W 50 completely synthetic API SH JASO MA Alternative OW 50 Minimum requirement OW 40 Fill quantity Initial filling 4 2 liters 4 4 qt US Oil change with filter 3 3 3 5 liters 3 5 3 7 qt US 402062_SHB_Rev1 1_080611 Page 5 Weber Automotive Service Manual E IF MPE 750 NA Marine Closed Loop Coolant Coolant additive Coolant additive based on ethylene glycol Silicate and nitrite free Suitable for aluminium engines Anti freeze mixture 50 water 50 coolant additive Manufacturer s fill provides frost protection up to 37 C 34 6 F Recommended minimum frost protection up to 30 C 22 F 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 Different types of coolant should not be mixed Use only approved coolants for refill The mixture of different types of coolant can cause severe damage to the engine Coolant additives protect not only against frost but also against corrosion and amongst other things Therefore the coolant will be filled in the specified mixture ratio the whole year round The mixture ratio may not be reduced by refilling 402062_SHB_Rev1 1_080611 Page 6 Service Manual E Weber Automotive MPE 750 NA
20. nal watercraft It is not designed for constant loads at high speeds as can occur during races for example 3 1 Technical specifications Type 2 cylinder parallel twin with vibration compensation shaft Displacement 749 cm Engine power 49 kW 66 PS 66 HP ISO 8178 7500 U min RPM Max speed 8000 U min RPM Combustion system Intake manifold fuel injection Injection regulation electronic Lubrication system Dry sump Cooling system Water cooled with closed coolant circuit and open sea water cooling circuit 3 2 Serial number The 8 digit serial number 1 serves to identify the engine It is engraved in the motor housing 2 and glued on as a label 3 Using this number it is possible to determine the production date and all parts built into the engine MANILA 009999 oO O N 199999 Par trg Nr N N t Nr S HAS 9 gg Serial Nr w1 402062_SHB_Rev1 1_080611 Page 4 Service Manual E Weber Automotive MPE 750 NA Marine Closed Loop 3 3 Operating materials The use of other operating materials causes damage to the engine and the voiding of the warranty Fuel Fuel quality Unleaded gasoline according to DIN 51607 super unleaded with an octane rating of at 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 i
21. nce of the connection occurs according figure gt Replace the valve cover seals 4 Clean seal areas of the valve cover and cylinder head Assembly occurs in reverse order Please note instructions after this symbol gt 402062_SHB_Rev1 1_080611 Page 26 Service Manual E IE MPE 750 NA Marine J Weber Automotive Closed Loop Checking the valve play of the first cylinder Start the vehicle s starter and let Exhaust side the engine crank until both cams of the second cylinder are pointing upwards The rocker of the first cylinder demonstrates a little play i Ta n AIF 1st cylinder Intake side Using a feeler gauge measure the valve play 6 of all four valves of the first cylinder between the adjustment plates and the rockers Permissible valve play Intake side 0 08 0 15 mm 0 0031 0 0059 in ZEA Exhaust sid xhaust side SA 0 15 0 22 mm a 0 0059 0 0087 in 402062_SHB_Rev1 1_080611 Page 27 Service Manual E E MPE 750 NA Marine Closed Loop Weber Automotive Adjusting the valve play 6 To adjust the valve play on the intake side it is necessary to remove the fuel distributor rail Remove the cable harness on the coolant sensor 7 T Loosen the screws and washers 8 and remove the fuel distributor rail 9 Tightening torque 10 Nm 10 7 4 ft Ib 402062_SHB_Rev1 1_080611 Page 28 Service Manual E E MPE 750 NA Marine Clos
22. r 1 Unscrew the oil dipstick from the oil tank See Chapter Oil level check 2 Insert the suction hose of the oil extraction pump into the oil tank through an opening in the cover 1 until it reaches the bottom of the oil tank X 260 mm 10 25 in 3 Pump all the motor oil out 4 Remove the suction hose and insert the oil dipstick again ES Ji TZ j 402062_SHB_Rev1 1_080611 Page 14 Service Manual E IE MPE 750 NA Marine Closed Loop Weber Automotive Draining the motor oil continuation The motor oil in the dry sump tank is pumped out with the help of the engine dry sump pump 5 Remove the cable harness from the spark plugs and the injection valves See Chapter Removing the spark plugs 6 Remove the oil feed hose 2 on one side ofthe oil tank If necessary extend the oil feed hose Tightening torque 3 Nm 10 2 2 ft Ib T 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 Do not let engine crank longer than necessary to prevent damage due to insufficient lubrication and overloading of the starter 402062_SHB_Rev1 1_080611 Page 15 Service Manual E IF MPE 750 NA Marine Closed Loop Changing the oil filter 9 Unscrew the oil filter cover 3 Tightening torque 24 Nm 10 17 7 ft Ib 10 Replace the oil filt
23. the symbols and signs in this chapter Be sure to read all safety instructions in this service manually especially carefully Always keep this documentation handy and make sure it is always in the vehicle Be sure to inform other users of all safety provisions 1 1 Meaning of the symbols in the text Symbol Use Explanation Sign Need Required tools for carrying out the activities in SE this section Need Required spare parts for the activities in this x section gt Information Information about assembly e g tightening torques Information Note about required lubrication Information Alternative measurement units are in square brackets Information This sign indicates recommendations and particularities 1 Instruction Here you must do something 2 Instructions must be carried out in the sequence specified Deviations from the specified sequence can cause damage to the engine and accidents Instruction Here you must do something List Enumeration See Cross reference References to other chapters and figures 402062_SHB_Rev1 1_080611 Page 1 Service Manual E F MPE 750 NA Marine Closed Loop Weber Automotive 2 Safety 2 1 Basic principle This engine is state of the art and built according to recognized safety technical regulations Nevertheless people can be injured or the engine damaged if the safety instructions in this manual are disregarded Only put the engine into operation if it is tec
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