MTU 12V 2000 G65-TB Operating Instructions Manual Download Page 130

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8.17 Coolant System

8.17.1 Cooler – Checking cooler elements externally for dirt

Preconditions

☑

Engine is stopped and starting disabled.

Check cooler elements externally for dirt

Inspect cooler elements visually for dirt.

Clean badly soiled cooler elements (→ Page 131).

130 | Coolant System | MS15018/03E 2016-02

TIM-ID: 0000015785 - 001

Summary of Contents for 12V 2000 G65-TB

Page 1: ...Operating Instructions Diesel engine 12V2000G65 G65 TB 16V2000G65 G65 TB 18V2000G65 G65 TB Application group 3A MS15018 03E...

Page 2: ...pplicability 2016 Copyright MTU Friedrichshafen GmbH This publication is protected by copyright and may not be used in any way whether in whole or in part without the prior writ ten consent of MTU Fri...

Page 3: ...Maintenance task reference table QL1 42 7 Troubleshooting 7 1 Fault indication on SAM display Genset applications 43 7 2 Troubleshooting 67 8 Task Description 8 1 Engine 70 8 1 1 Engine Barring manua...

Page 4: ...oolant Filling 125 8 16 2 Charge air coolant Draining 127 8 16 3 Charge air coolant Change 128 8 16 4 Charge air coolant Level check 129 8 17 Coolant System 130 8 17 1 Cooler Checking cooler elements...

Page 5: ...cesses that might affect the emission characteristics of the product are prohibited by emission regulations Emission control units systems may only be maintained ex changed or repaired if the componen...

Page 6: ...particular with regard to the specified tightening torques With the exclusive use of technical personnel trained in commissioning operation maintenance and re pair By contracting only workshops autho...

Page 7: ...be instructed repeatedly Personnel requirements All work on the product shall be carried out by trained and qualified personnel only Training at the Training Center of the manufacturer Technical perso...

Page 8: ...e product into operation make sure that all control and display instruments as well as the signaling and alarm systems work properly Smoking is prohibited in the area of the product Safety regulations...

Page 9: ...Follow the applicable warning instructions pertaining to such devices MS15018 03E 2016 02 Safety 9 TIM ID 0000040533 012...

Page 10: ...V belts must not be painted They may only be installed after painting the engine or must be covered before painting work is carried out The following applies to starters with copper beryllium alloy p...

Page 11: ...g in its vicinity Before starting welding work Switch off the power supply master switch Disconnect the battery cables or actuate the battery isolating switch Separate the electrical ground of electro...

Page 12: ...h sharp edges Chafing on components Contact with hot surfaces Do not secure cables on lines carrying fluids Do not use cable straps to secure cables Always use connector pliers to tighten union nuts o...

Page 13: ...ully with its handling Noise Noise can lead to an increased risk of accidents if acoustic signals warning shouts or sounds indicating dan ger are drowned Wear ear protectors in workplaces with a sound...

Page 14: ...rrying out painting work outside the spray stands provided with fume extraction systems ensure that the area is well ventilated Make sure that neighboring work areas are not adversely affected There m...

Page 15: ...n NOTICE In the event of a situation involving potentially adverse effects on the product Consequences Material damage Remedial action Additional product information Warning notices 1 This manual with...

Page 16: ...not rub against the engine or its compo nents during the lifting procedure Readjust lifting tackle as necessary 6 For special packaging with aluminum foil Attach engine to lifting eyes of bearing pede...

Page 17: ...ppropriate lifting devices and appliances Never stand beneath a suspended load 1 Lifting eye 2 Center of gravity Take note of the engine center of gravity See Installation Arrangement drawings for det...

Page 18: ...gnated in accordance with DIN ISO 1204 as viewed from driving end 4 For cylinder designation in accordance with DIN ISO 1204 the letter Ax refers to the cylinders on the left hand side of the engine 1...

Page 19: ...Oil heat exchanger 8 Oil filter 9 Coolant pump 10 Fuel priming pump 11 Air outlet 12 Exhaust turbocharger 13 Exhaust elbow 14 Charge air manifold 15 Cylinder head 16 Flywheel housing 17 Starter 18 St...

Page 20: ...aust elbow 14 Charge air manifold 15 Cylinder head 16 Flywheel housing 17 Storage 18 Crankcase breather Figure also applies similarly to 12V 16V 18V2000Gxy Engine type designation Explanation of engin...

Page 21: ...2 B5 Lube oil pressure 3 B9 Charge air coolant temperature 4 B10 Charge air pressure 5 B1 Camshaft speed 6 B13 Crankshaft speed 7 B6 Coolant temperature 8 B33 Fuel temperature The coolant level senso...

Page 22: ...sure 3 B9 Charge air coolant temperature 4 B10 Charge air pressure 5 B1 Camshaft speed 6 B13 Crankshaft speed 7 B6 Coolant temperature 8 B33 Fuel temperature The coolant level sensor F33 is located in...

Page 23: ...A Intake air temperature C 25 25 25 Barometric pressure mbar 1000 1000 1000 Site altitude above sea level M 100 100 100 Power related data power ratings are net brake power as per ISO 3046 Description...

Page 24: ...er heads Individual cylinder heads x x x Cylinder liners wet replaceable x x x Number of inlet valves per cylinder 2 2 2 Number of exhaust valves per cylinder 2 2 2 Standard housing connecting flange...

Page 25: ...bar 0 5 0 5 0 5 General operating data Description 12V2000 G65 16V2000 G65 18V2000 G65 Cold start capability air temperature w o start aid w o preheating case A R C 0 0 0 Coolant preheating preheating...

Page 26: ...kg 2490 3100 3500 Acoustics Description 12V2000 G65 16V2000 G65 18V2000 G65 Exhaust noise unsilenced DL sound power level LW ISO 6798 3 dB A tolerance R dB A 123 124 125 Engine surface noise with att...

Page 27: ...oolant temperature C 55 55 55 Raw water inlet temperature C Barometric pressure mbar 1000 1000 1000 Site altitude above sea level M 100 100 100 Power related data power ratings are net brake power as...

Page 28: ...ads Individual cylinder heads x x x Cylinder liners wet replaceable x x x Number of inlet valves per cylinder 2 2 2 Number of exhaust valves per cylinder 2 2 2 Standard housing connecting flange engin...

Page 29: ...e engine from R bar 6 2 5 5 6 0 Lube oil operating pressure before engine to R bar 7 5 6 5 8 0 Lube oil operating pressure before engine warning R bar 4 4 4 4 4 4 Lube oil operating pressure before en...

Page 30: ...y dipstick mark min standard oil system design max operating inclinations L Liter 50 69 87 Oil pan capacity dipstick mark max standard oil system design max operating inclinations L Liter 67 92 110 We...

Page 31: ...of cylinders Firing order 12V A1 B2 A5 B4 A3 B1 A6 B5 A2 B3 A4 B6 16V A1 B5 A3 A5 B2 B8 A2 A8 B3 A7 B4 B6 A4 A6 B1 B7 18V A1 B6 A3 B4 A5 B2 A7 B1 A9 B3 A8 B5 A6 B7 A4 B9 A2 B8 MS15018 03E 2016 02 Tec...

Page 32: ...prox 2226 mm approx 1580 mm approx 1572 mm 18V2000Gx5 approx 2398 mm approx 1580 mm approx 1603 mm 12V2000Gx5 TB approx 1836 mm approx 1580 mm approx 1585 mm 16V2000Gx5 TB approx 2180 mm approx 1580 m...

Page 33: ...el prefilter pressure gauge Align adjustable pointer with position of pressure indicator Page 103 Fuel system Vent Page 100 Coolant circuit If engine is out of service for more than one year change en...

Page 34: ...116 Cooling system Check engine coolant level Page 119 Check charge air coolant level Page 129 Cooling system Preheat coolant with preheating unit Fuel prefilter Drain Page 104 Monitoring equipment Ca...

Page 35: ...if fitted Switch on Starting the engine Item Action Switchgear cabinet control panel etc depending on manufacturer If coolant temperature is 40 C with preheating system or 5 C without preheating syste...

Page 36: ...when a pushbutton is provided Safety system Override Item Action Switchgear cabinet control panel etc depending on manufacturer Activate pushbutton for Override input of the ECU Certain shutdown crit...

Page 37: ...for abnormal running noises and vibration Fuel prefilter Check reading on differential pressure gage to ensure that maximum admis sible value is not exceeded Page 103 Exhaust system Check exhaust col...

Page 38: ...After the generator breaker if provided has been opened allow the engine to cool down by running it idle for approx 5 minutes Preparing a pump drive diesel mechanical diesel electric Item Action Engin...

Page 39: ...from LOP Item Action Emergency stop pushbutton Press pushbutton Engine is stopped by disconnecting the power supply to the ECU Signaling e g by horn flashing lamp is tripped After emergency engine sto...

Page 40: ...he engine Engine remains ready for operation After stopping the engine Item Action Engine generator pump control Select operating mode e g MANUAL AUTOMATIC OPERATION 40 Operation MS15018 03E 2016 02 T...

Page 41: ...o the coolant the engine room is not heated the coolant is not kept at a suitable temperature the antifreeze concentration is insufficient for the engine room tempera ture antifreeze concentration is...

Page 42: ...from fuel prefilter Page 104 W0508 Check reading on differential pressure gage of fuel prefilter Page 103 W0534 Carry out test run minimum duration until steady state tem perature is reached no less t...

Page 43: ...rred e g nd11 Second line option Running text providing more information about the fault currently displayed Time indicator for alarms Meaning Alarm is no longer active does not appear on next power u...

Page 44: ...Module Slot5 Defect 24 I O Module Slot6 Defect 25 I O Module Slot7 Defect 26 I O Module Slot8 Defect 27 Download Server Collision 28 not projected node Engine governor messages Recommended action in c...

Page 45: ...e below lists possible fault codes Fault code no Full designation Meaning Action Setting parame ter no 003 HI T Fuel Prewarning Fuel tempera ture too high limit value 1 alarm configuration parame ter...

Page 46: ...8008 100 for explanation Automatic en gine shutdown Check oil level con tact Service 2 0100 922 024 SS Coolant Level Coolant level too low limit value 2 alarm configuration parameter see PR 2 8008 100...

Page 47: ...leaking alarm configuration parame ter see PR 2 8008 100 for explanation On stopping Seal off system contact Service On starting Check engine for leakage if none found attempt re starting as per oper...

Page 48: ...arameter see PR 2 8008 100 for explanation Engine start inter lock is active as coolant temperature is too low for engine start preheating necessary 2 1090 921 095 AL Prelubrication Fault Oil priming...

Page 49: ...or CAN bus to backup system is dis rupted alarm configuration parameter see PR 2 8008 100 for explanation Contact Service 2 4000 004 177 AL LifeData restore in complete This fault message is gener ate...

Page 50: ...warning Causes are e g missing associate nodes mi nor disruptions and tempora ry bus overload alarm con figuration parameter see PR 2 8008 100 for explanation Contact Service 2 0500 687 188 AL CAN2 B...

Page 51: ...pressure sensor faulty HP controller in emergency mode short circuit or wire break Check sensor and wiring B48 replace as necessary 1 8004 567 216 SD T Lube Oil SD alarm configuration lube oil temper...

Page 52: ...ration cam shaft sensor faulty short cir cuit or wiring damage engine remains operational Check sensor and wiring B1 attempt restart fault may be rectified when en gine is restarted Contact Service if...

Page 53: ...mp if this occurs frequently 1 8004 502 304 AL Timing Cylinder A4 Time of flight measuring fault injector cylinder A4 Time of flight value measured ex tremely small or large alarm configuration parame...

Page 54: ...B1 Time of flight measuring fault injector cylinder B1 Time of flight value measured ex tremely small or large alarm configuration parameter see PR 2 8008 100 for explana tion Replace plug in pump if...

Page 55: ...ctor cylinder B8 Time of flight value measured ex tremely small or large alarm configuration parameter see PR 2 8008 100 for explana tion Replace plug in pump if this occurs frequently 1 8004 517 319...

Page 56: ...itive to negative e g by exchanging injec tors Fault rectifica tion When engine is restarted 1 8004 523 325 AL Wiring Cylinder A5 Wiring fault in injector wiring cylinder A5 Result Misfiring alarm con...

Page 57: ...sitive to negative e g by exchanging injec tors Fault rectifica tion When engine is restarted 1 8004 529 331 AL Wiring Cylinder B1 Wiring fault in injector wiring cylinder B1 Result Misfiring alarm co...

Page 58: ...itive to negative e g by exchanging injec tors Fault rectifica tion When engine is restarted 1 8004535 337 AL Wiring Cylinder B7 Wiring fault in injector wiring cylinder B7 Result Misfiring alarm conf...

Page 59: ...de disrup tion in solenoid valve e g by injec tor replacement Fault rectification After each working cycle 1 8004 541 343 AL Open Load Cylinder A3 Disruption fault in injector wiring cylinder A3 Resul...

Page 60: ...in solenoid valve e g by injec tor replacement Fault rectification After each working cycle 1 8004 547 349 AL Open Load Cylinder A9 Disruption fault in injector wiring cylinder A9 Result Misfiring ala...

Page 61: ...in solenoid valve e g by injec tor replacement Fault rectification After each working cycle 1 8004 553 355 AL Open Load Cylinder B5 Disruption fault in injector wiring cylinder B5 Result Misfiring al...

Page 62: ...ve If parameter 1 1020 021 Pow er Stage Failure Stop En gine is set engine is stop ped here additionally alarm configuration parameter see PR 2 8008 100 for explana tion Start engine gover nor self te...

Page 63: ...ring TOP 3 Short circuit or wire break at transistor output 3 plant side TOP 3 alarm configuration parameter see PR 2 8008 100 for explanation Check wiring 2 8006 640 384 AL Wiring TOP 4 Short circuit...

Page 64: ...ty or no re sistance via switch alarm configuration parameter see PR 2 8008 100 for explana tion Check wiring 2 8006 631 407 AL Open Load Digital Input 8 Line disruption at digital in put 8 wiring fau...

Page 65: ...ure Alarm con figuration parameter see PR 2 8008 100 for explanation None 2 7000 011 463 SD AUX 2 SD alarm configuration ana log input signal for Aux 2 faulty short circuit or wiring damage Check sign...

Page 66: ...rror of crash re corder Contact Service 1 8010 007 478 AL Comb Alarm Yel Plant YELLOW combined alarm from plant alarm configura tion parameter see PR 2 8008 100 for explanation Contact Service 2 8006...

Page 67: ...or rotation by starter Battery flat or faulty u Charge or replace battery see manufacturer s documentation Engine wiring is faulty u Check Page 139 Air in fuel system u Vent fuel system Page 100 Engin...

Page 68: ...supply ventilation ducts Charge air pressure too low Cause Corrective action Air filter clogged u Check signal ring position of contamination indicator Page 114 Charge air cooler is contaminated u Co...

Page 69: ...is faulty u Contact Service Piston rings are faulty u Contact Service Cylinder liner is faulty u Contact Service White exhaust gas Cause Corrective action Engine is not at operating temperature u Run...

Page 70: ...rsons in the engine s danger zone After finishing work on the engine make sure that all safety devices are put back in place and all tools are removed from the engine Engine Barring manually 1 Remove...

Page 71: ...lled in Before cranking the engine with starter system make sure that there are no persons in the engine s danger zone Engine Barring with starting system 1 Press pushbutton Bar engine without startin...

Page 72: ...re are no persons in the engine s danger zone WARNING High level of engine noise when the engine is running Risk of damage to hearing Wear ear protectors Engine Test run 1 Start engine Page 35 2 Perfo...

Page 73: ...pattern First signs of marks left by lower cooling bores Running pattern seems darker No action required Darker areas of even or varying color intensity Beginning and end of the discoloration are not...

Page 74: ...Final steps 1 Install injector Page 89 2 Install cylinder head cover Page 83 74 Cylinder Liner MS15018 03E 2016 02 TIM ID 0000000015 016...

Page 75: ...ound the liner It appears rather darker within the honed struc ture in contrast to the bright metallic running surface The honing pattern is undis turbed Discolorations extend in stroke direction and...

Page 76: ...ation are similar A thorough inves tigation and compliance with the above evaluation criteria allow an unambiguous evaluation To avoid unnec essary disassembly work it is recommended that another insp...

Page 77: ...r defenders NOTICE Cleaning agents should not be left to take effect for too long Damage to components is possible Observe manufacturer s instructions Crankcase breather Wire mesh cleaning 1 Remove ho...

Page 78: ...re harmful to health Risk of injury and poisoning Wear protective clothing gloves and goggles safety mask Avoid contact with skin Do not inhale oil vapor Replacing oil separator filter el ement 1 Remo...

Page 79: ...hragm 3 on housing 1 5 Install new gasket 2 and spring 5 together with cover 4 6 Use torque wrench to tighten the screws of cover 4 to the specified torque Name Size Type Lubricant Value Standard Scre...

Page 80: ...inder head cover Page 83 2 Install barring tool Page 70 3 Bar crankshaft with barring tool in engine di rection of rotation until TDC pointer and TDC mark on the flywheel are aligned Checking valve cl...

Page 81: ...Inlet Inlet valve adjustment admissible X Exhaust Exhaust valve adjustment admissible Valve adjustment not admissible Table 2 Valve clearance settings 4 Use feeler gage to determine the distance betw...

Page 82: ...to verify that the gage just passes through the gap Result Adjust valve clearance if this is not the case Final steps 1 Remove barring tool Page 70 2 Install cylinder head cover Page 83 3 Install cap...

Page 83: ...s with crankcase breather Loosen clamps 2 Slide rubber sleeves onto the pipe Cylinder head cover Removal and installation 1 Remove cylinder head cover 2 with gas ket 1 from cylinder head 2 Clean insta...

Page 84: ...acement Special tools Material Spare parts Designation Use Part No Qty Injection pump Spare Parts Catalog Injection pump Replacement u Remove injection pump and install new one Page 85 84 Injection Pu...

Page 85: ...nd moving engine parts Risk of crushing danger of parts of the body being caught or pulled in Before cranking the engine with starter system make sure that there are no persons in the engine s danger...

Page 86: ...6 Remove injection pump 7 Remove sealing rings from injection pump 8 After removal seal all openings with suitable covers Installing injection pump 1 Remove all blanking plugs and covers 2 Clean mati...

Page 87: ...3 Tighten union nuts 2 and 4 marked with 30 3 Nm see arrow to specified torque using a torque wrench Name Size Type Lubricant Value Standard Union nut M14 Tightening torque Engine oil 30 Nm 3 Nm 14 In...

Page 88: ...Replacement Special tools Material Spare parts Designation Use Part No Qty Injector Spare Parts Catalog Replacing injector u Remove injector and install new injector Page 89 88 Injection Valve Injecto...

Page 89: ...g Spare Parts Catalog WARNING Fuels are combustible and explosive Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective g...

Page 90: ...ew 2 4 Pull off pressure pipe neck 3 5 Extract fuel from the exposed bores using the suction device 6 Remove sealing ring from pressure pipe neck 3 7 Remove screw 1 8 Take off clamp 2 9 Screw puller i...

Page 91: ...rom cylinder head with screwdriver 14 Remove sealing ring Installing injector 1 Remove all covers before installation 2 Clean sealing surface on cylinder head and protective sleeve 3 Coat sealing ring...

Page 92: ...on the injector is engaged in the groove of the clamp 2 Forked clamp end 2 is engaged in the cover recess 10 Tighten screw 3 of the clamp by hand Result Injector can still be turned 11 Blow out fuel l...

Page 93: ...tion pump hand tight 22 Tighten union nut 3 on pressure pipe neck 5 hand tight Note Observe the lettering on the union nuts 1 and 3 23 Tighten union nuts 1 and 3 marked with 35 3 Nm see arrows to spec...

Page 94: ...Catalog WARNING Fuels are combustible and explosive Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective gloves and safe...

Page 95: ...ne oil 12 Connect fuel line 2 to injection pump and pressure pipe neck 5 13 Tighten union nut 1 on injection pump hand tight 14 Tighten union nut 3 on pressure pipe neck 5 hand tight Note Observe the...

Page 96: ...eck gaskets for damage and replace them if required 3 Coat gaskets with grease and place onto cylinder head 4 Install charge air pipes 5 Install engine governor Page 142 6 Open fuel supply line 7 Vent...

Page 97: ...e combustible and explosive Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective gloves and safety glasses facial protec...

Page 98: ...nd tighten to specified torque using a torque wrench Name Size Type Lubricant Value Standard Non return valve Tightening torque Engine oil 10 Nm 1 Nm 5 Install fuel line 6 Tighten nut on banjo union 9...

Page 99: ...d explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective gloves and safety glasses facial protection Removing and installing pres sure reli...

Page 100: ...d explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective gloves and safety glasses facial protection Venting fuel system 1 Unlock fuel prim...

Page 101: ...arrowed 10 Operate the pump with the handle until bub ble free fuel emerges 11 Tighten non return valve to specified torque using a torque wrench Name Size Type Lubricant Value Standard Non return val...

Page 102: ...ve Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing protective gloves and safety glasses facial protection Replacing fuel filte...

Page 103: ...of dif ferential pressure gage 1 After installation of a new filter element Align adjustable pointer 2 with pressure indicat ing pointer 3 of pressure gage 1 2 Verify that differential pressure is wi...

Page 104: ...ep away from the engine s danger zone WARNING Fuels are combustible and explosive Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective cloth...

Page 105: ...se drain valve 6 6 Remove screws securing the cover and take off cover 2 7 Fill filter housing with clean fuel 8 Place new seal in cover 2 9 Fit cover with seal and secure it with screws Note Only in...

Page 106: ...parks and ignition sources Do not smoke Wear protective clothing protective gloves and safety glasses facial protection WARNING Liquid or gaseous media e g fuel are poisonous Escaping vapors of highly...

Page 107: ...ered side flushing the filter deposits down wards out of the filter 4 Close threaded vent plug 5 and drain valve 6 Fuel prefilter Filling with fuel 1 Remove screws securing cover and take off cover 2...

Page 108: ...safety glasses facial protection Cleaning fuel prefilter 1 Close fuel supply 2 Remove nuts from filter head 3 Unscrew filter bowl and drain fuel into a suit able container 4 Remove securing nut for fi...

Page 109: ...g Gasket Spare Parts Catalog WARNING Fuels are combustible and explosive Risk of fire and explosion Avoid open flames electrical sparks and ignition sources Do not smoke Wear protective clothing prote...

Page 110: ...ve spring housing 4 and filter ele ment 3 8 Insert new filter element 3 and spring hous ing 4 9 Fill filter housing with clean fuel 10 Place new gasket in cover 2 11 Fit cover with gasket and secure i...

Page 111: ...s Checking intercooler condensate drain for coolant discharge and obstruc tions 1 Remove plug screw s from charge air manifold 2 Check drain bore s for air discharge If no air escapes 3 Clean drain bo...

Page 112: ...Part No Qty Air filter Spare Parts Catalog Filter insert Spare Parts Catalog Filter element Spare Parts Catalog Air filter Replacement 1 Remove air filter s and install new one s Page 113 2 Reset sig...

Page 113: ...e of the intake housing 3 and clean it 4 Fit air filter 1 and clamp 2 on connecting flange of intake housing 3 5 Tighten clamp 2 Variant B 1 Release latches 1 2 Take off cover 2 3 Remove filter insert...

Page 114: ...sabled Checking signal ring position 1 Replace air filter if the signal ring 2 is com pletely visible in the red area of the observa tion window 3 Page 112 2 After installation of new filter press res...

Page 115: ...em make sure that there are no persons in the engine s danger zone WARNING High level of engine noise when the engine is running Risk of damage to hearing Wear ear protectors Air starter Manual operat...

Page 116: ...4 Top up with oil up to the max 1 mark Page 117 if required 5 Insert oil dipstick into guide tube up to the stop Oil level check after the engine is stopped 1 5 minutes after stopping the engine remov...

Page 117: ...Draining oil at drain plug on oil pan 1 Provide a suitable container to collect the oil 2 Remove drain plug and drain oil 3 Install drain plug with new sealing ring 4 Replace engine oil filter Page 1...

Page 118: ...ar protective clothing gloves and goggles safety mask Avoid contact with skin Do not inhale oil vapor Engine oil filter Replacement 1 Remove oil filter with filter wrench 2 Clean the sealing face on t...

Page 119: ...on tank counterclockwise to the first stop and allow pressure to escape 2 Continue to turn breather valve counterclock wise and remove 3 Check coolant level coolant must be visible at the lower edge o...

Page 120: ...erial Spare parts Designation Use Part No Qty Engine coolant Engine coolant Change 1 Drain engine coolant Page 121 2 Fill with engine coolant Page 122 120 Coolant Circuit General High Temperature Circ...

Page 121: ...ing unit Engine coolant Draining 1 Turn breather valve on coolant expansion tank counterclockwise to the first stop and allow pressure to escape 2 Continue to turn breather valve counterclock wise and...

Page 122: ...n hot engine can cause thermal stress Possible formation of cracks in the engine Fill top up coolant only into cold engine Preparatory steps 1 Turn breather valve 1 on coolant expansion tank countercl...

Page 123: ...rt the engine and operate it at idle speed for some minutes 2 Check coolant level Page 119 top up with coolant if required MS15018 03E 2016 02 Coolant Circuit General High Temperature Circuit 123 TIM...

Page 124: ...elief bore check 1 Check relief bore for oil and coolant dis charge 2 Permissible discharge Up to 10 drops of coolant per hour Up to 5 drops of oil per hour 3 If discharge exceeds the specified limits...

Page 125: ...nd goggles safety mask WARNING High level of engine noise when the engine is running Risk of damage to hearing Wear ear protectors NOTICE Cold coolant in hot engine can cause thermal stress Possible f...

Page 126: ...ate 2 Install plug screws of filling points with new sealing rings 3 Check proper condition of breather valve 1 clean sealing faces if required 4 Fit breather valve 1 and close it Final steps 1 Start...

Page 127: ...te container to drain the coolant into 2 Turn breather valve on coolant expansion tank counterclockwise to the first stop and allow pressure to escape 3 Continue to turn breather valve counterclock wi...

Page 128: ...al tools Material Spare parts Designation Use Part No Qty Coolant Charge air coolant Change 1 Drain charge air coolant Page 127 2 Fill with charge air coolant Page 125 128 Low Temperature Circuit MS15...

Page 129: ...pressure to escape 2 Continue to turn cap counterclockwise and remove Note Charge air coolant must be visible at marker plate 3 Check charge air coolant level 4 Top up charge air coolant as necessary...

Page 130: ...rnally for dirt Preconditions Engine is stopped and starting disabled Check cooler elements externally for dirt 1 Inspect cooler elements visually for dirt 2 Clean badly soiled cooler elements Page 13...

Page 131: ...ions for use NOTICE Cleaning agents should not be left to take effect for too long Damage to components is possible Observe manufacturer s instructions NOTICE Inappropriate cleaning tool Risk of damag...

Page 132: ...429 1 Torque wrench 20 100 Nm F30026582 1 Ratchet adapter F30027340 1 Engine oil Preparatory steps u Remove protective cover Drive belt Condition check u Visually inspect condition of drive belt Item...

Page 133: ...below Application Specified value new drive belt Specified value used drive belt Battery charging generator drive belt 450 N 50 N 350 N 50 N 6 If the measured value does not correspond to the specifi...

Page 134: ...n drive Page 138 3 Undo securing screws 2 and 3 4 Release tensioning nut 1 until the drive belt can be removed 5 Check belt pulleys for cleanliness remove dirt if any 6 Fit new drive belt 7 Tension dr...

Page 135: ...check var iant A 1 Place belt tension tester onto drive midway between the belt pulleys arrowed 2 Actuate pushbutton to press the tester uni formly on the drive belt surface until the spring disengage...

Page 136: ...le The speci fied values are listed in the table below Application Specified value new drive belt Specified value used drive belt Drive belt of fan drive 670 N 50 N 570 N 50 N 6 If the measured value...

Page 137: ...2 Screw in screw 2 to tension drive belt 3 Check drive belt tension 4 Tighten screws 1 and 4 to specified torque using a torque wrench Name Size Type Lubricant Value Standard Screw M18 Tightening tor...

Page 138: ...ithout applying any force 5 Fit new set of drive belts 6 To check drive tension the fan bearing ped estal must rest against the gearcase 7 Adjust and check drive belt tension Page 135 Drive belt repla...

Page 139: ...intact 4 Replace faulty cable clips 5 Check cable clamps for secure fit tighten loose clamps 6 Replace faulty cable clamps 7 Visually inspect the following electrical components for damage Connector...

Page 140: ...propyl alcohol to remove coarse dirt from housing surface 2 Use isopropyl alcohol to remove dirt from the connector and cable surfaces 3 Check legibility of cable labels Clean or replace illegible lab...

Page 141: ...The contacts in the plug connection can be bent Carry out check of plug connection only with test connectors Checking plug connections at engine governor 1 Check all plug connections for secure seati...

Page 142: ...ine governor from engine 1 Note or mark assignment of cables and plugs 2 Remove all screws 3 3 Undo clips 2 on connectors 4 Remove all male connectors 5 Remove screws 1 6 Take off engine governor Inst...

Page 143: ...lamp rectify fault as soon as possible 2nd function Read out fault codes CKT Circuit CLS Coolant Level Sensor Monitors coolant level CM Current Measurement Current measured value CPS Coolant Pressure...

Page 144: ...ssure HI High Alarm Measured value exceeds 1st maximum limit HIHI High High Alarm Measured value exceeds 2nd maximum limit HT High Temperature IDM Interface Data Module Memory module for interface dat...

Page 145: ...ng lamp stop engine and rectify fault 2nd function Read out fault codes SID System Identifier SRS Synchronous Reference Sensor TDC cylinder 1 SS Safety System Security Shutdown Safety system alarm TBS...

Page 146: ...of a malfunction for information on changes in conditions of use and for supplying spare parts Your contact person in our Customer Assistance Center E mail info mtu online com Tel 49 7541 9077777 Fax...

Page 147: ...and installation Page 89 Qty Used in 1 8 7 1 Fuel injection line Pressure pipe neck replacement Page 94 Barring device for 12V engines Part No F6558556 Qty Used in 1 8 1 1 Engine Barring manually Page...

Page 148: ...sed in 1 8 19 1 Fan drive Drive belt check and adjustment Page 135 Belt tension tester 150 600 N Part No Y20097429 Qty Used in 1 8 18 1 Battery charging generator drive Drive belt check and adjustment...

Page 149: ...ion pump Removal and installation Page 85 Qty Used in 1 8 6 2 Injector Removal and installation Page 89 Qty Used in 1 8 7 1 Fuel injection line Pressure pipe neck replacement Page 94 Double head box w...

Page 150: ...in 1 8 6 2 Injector Removal and installation Page 89 Open end socket wrench 19 mm Part No F30025897 Qty Used in 1 8 6 2 Injector Removal and installation Page 89 Qty Used in 1 8 7 1 Fuel injection li...

Page 151: ...d installation Page 83 Qty Used in 1 8 5 2 Injection pump Removal and installation Page 85 Qty Used in 1 8 6 2 Injector Removal and installation Page 89 Qty Used in 1 8 7 1 Fuel injection line Pressur...

Page 152: ...Used in 1 8 5 2 Injection pump Removal and installation Page 85 Qty Used in 1 8 6 2 Injector Removal and installation Page 89 Qty Used in 1 8 7 1 Fuel injection line Pressure pipe neck replacement Pa...

Page 153: ...Crankcase breather Oil separator replacement di aphragm check and replacement Page 78 Qty Used in 1 8 4 2 Cylinder head cover Removal and installation Page 83 Qty Used in 1 8 7 2 Fuel Draining Page 97...

Page 154: ...cover Removal and installation 83 Cylinder liner Endoscopic examination 73 Instructions and comments on endoscopic and visual examination 75 D Differential pressure gage Adjustment Fuel prefilter 103...

Page 155: ...ondensate drain for obstructions Check 111 L Lifting requirements 17 M MTU contact persons 146 O Operational checks 37 Overview Engine 19 P Putting the engine into operation after extended out of serv...

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