WilTec C178F Operation Manual Download Page 1 | Manualshive

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© by WilTec Wildanger Technik GmbH

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Operation Manual

GENERAL DIESEL ENGINE C178F/C178FD

C186F/C186FD
C188F/C188FD

Read and follow the operating instructions and safety information before using for the first time.

Technical changes reserved!
Due to further developments, illustrations, functioning steps and technical data can differ insignificantly.

Updating the documentation
If you have suggestions for improvement or have found any irregularities please contact us.

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Summary of Contents for C178F

Page 1: ...FD C188F C188FD Read and follow the operating instructions and safety information before using for the first time Technical changes reserved Due to further developments illustrations functioning steps and technical data can differ insignificantly Updating the documentation If you have suggestions for improvement or have found any irregularities please contact us ...

Page 2: ...on 49 2403 55592 15 from ________________________________________ Name ________________ Firm _____________________ Tel Fax __________________ I would like to report the following mistakes ___________________________________________________________________ Customer Service WilTec Wildanger Technik GmbH e mail service WilTec info Tel 49 2403 55592 0 Introduction Thank you for purchasing this quality...

Page 3: ...ool such as irrigation spray rice transplanting threshing grass cutting Soil sampling and also used in vibration rammer shock rammer marine engine light type transport vehicle movable type compressor light type generation set car washing machine tillage machinery etc This operating manual will tell you how to operate and maintain your series en gines Please read it before running the engine for co...

Page 4: ... animals Keep the exhaust pipe free of external ob jects REFUELING PRECARTIONS Be sure to stop the engine prior to refuel ing Do not overfill the fuel tank If fuel is spilt wipe it away carefully and wait until the fuel has dried before starting the engine When changing oil make sure that the fuel cap is secure to prevent spillage FIRE PREVENTION Do not operate the engine while smoking or near an ...

Page 5: ...ting the engine at a steep incline may cause seizure due to improper lubrication even with a maximum oil level Be careful of fuel spillage when transporting the engine Tighten the fuel tank cap securely and close the fuel strainer cock before transit Do not move the engine while it is in operation If the engine will be transported over a long distance or on rough roads drain fuel off from fuel tan...

Page 6: ...00 4 4 6 3600 6 4 8 7 3000 7 2 9 8 3600 7 5 10 2 30 00 8 3 11 3 36 00 Using power recommended kW PS r min 3 7 5 0 3000 4 5 4 3600 5 8 7 9 3000 6 3 8 6 3600 6 8 9 2 3000 7 5 10 2 3600 Max torque N m r min 13 6N m 2880r min 18 7N m 2880r min 24 7N m 2880r min Fuel consumption g kW h 292 285 285 Fuel tank capacity L 3 5 5 5 Oil Oil capacity L 1 1 1 65 Cooling system Force air cooled Ignition system C...

Page 7: ...ine is matched with other belt driving machine the diameter of driv ing wheel must be in harmony with the speed of diesel engine and the size of axle wheel of the equipped machine Otherwise it will directly influence working condition of diesel engine the life of the engine and the efficiency of working machine The diameter of driving wheel belt wheel can be calculated as follow Diameter of engine...

Page 8: ...to the engine as possible as it can be the allowed value of L is listed in table 1 1 options Note the meaning of L is shown in figure above Please contact us or dealer if you have any questions Table 1 2 1 2 4 Crank shaft Original type driving angle must be than 120 see Fig 1 1 Fig 1 1 Model Item C178F C178FD C186F C186FD C188F C188FD belt Type B B Qty 2 2 Min diameter of pulley 97 135 L 70mm ...

Page 9: ... dealer about electric circuit We recommend to use accumulators Rated 20 hours shown in table 1 4 Table 1 4 Unit AH C178F C178FD 24 36 C186F C186FD 36 45 C188F C188FD 36 45 1 3 Connecting Sizes 1 3 1 Sizes of output shaft MODEL Spline shaft Taper shaft C178F C178FD C186F C186FD C188F C188FD Output shaft tilt Allowed tilt continuous running 20 Engine tilt Allowed Tilta continuous run ning 20 Fig 1 ...

Page 10: ...8FD C186F C186FD C188F C188FD 1 4 Names of Diesel Engine Parts 1 5 Valve Open and Close Phase Initial Angle of Fuel Delivery and Valve Clearance 1 5 1 Valve open and close phase see table 1 5 Table 1 5 Unit CA MODLE ITEM PHASE C178F C178FD C186F C186FD C188F C188FD Intake valve open BTDC 18 BTDC 13 BTDC 16 Intake valve close ATDC 46 ATDC 52 ATDC 44 ...

Page 11: ...Cold state 1 6 Range of temperature smoke and pressure Table 1 8 Mo del Description C178F C178FD C186F C186FD C188F C188FD Exhaust temperature 500 Machine oil temperature 110 Smoke FSU 4 5 Pressure of injection MPa kgf cm2 19 6 0 49 200 5 1 7 Torque for Tighten Up Main Screw Bolt Nut Table 1 7 Model Description C178F C178F D C186F C186F D C188F C188 FD Note Connecting rod nut N m 18 21 38 42 38 42...

Page 12: ...d If you de tect abnormal phenomenon stop the engine immediately to check and remedy 2 1 5 New engine or newly maintained one must be run at low speed and low load at first 20 hours Do not allow to run it at high speed and full load 2 2 Choice of Fuel Lubricant and Preparation Before Start Choice of fuel Only use light diesel fuel for diesel engine No 0 in Sum mer No 10 or No 20 in winter Do not a...

Page 13: ...achine oil in the engine were drained away before exfactory Check fuel pipeline before refilling fuel oil and starting the engine If there is air in the pipeline drain it out The detailed method is to loosen the nut of con nection between injec tion pump and fuel pipe and drain out the air un til there is no bubble in fuel Lubricant inlet Set the engine on plane ground and then fill lubricant into...

Page 14: ...rst 20 hours the engine must be started and stopped according to test run method Avoid over load Avoid over load during test run Change machine oil regularly Change machine oil once every twenty hours or at the end of first month at primary running time and then once every three months or 100 hours About one month 20 hours Every 3 months or 100 hours Interval of Changing Machine Oil ...

Page 15: ...chnik GmbH Seite 15 http www WilTec de http www aoyue eu http www teichtip de 2 3 Start of the diesel engine 2 3 1 Recoil start NOTE WHEN THE ENGINE IS RUNNING DO NOT PULL THE RECOIL HANDLE OTHERWISE THE ENGINE MAY BE DAMAGED ...

Page 16: ... by WilTec Wildanger Technik GmbH Seite 16 http www WilTec de http www aoyue eu http www teichtip de ...

Page 17: ...econds wait for a While about 15 seconds then start again 2 Accumulator options Check the liquid level in accumulator every month if the level is lower than the low limit mark refill distilled water up to the upper limit mark If the liquid in the accumulator is not enough the electric motor will not run for too little electric current So keep the liquid level between upper and low limit marks The ...

Page 18: ...ne supplied to the torrid zone will not attach the rubber plug a soild plug is presented only WARNING Do not use volatile liquid as fuel such as gasoline etc and do not take away the air cleaner for easy start of the engine if you do so it may cause explosion Do not pull out the plug unless filling oil If plug is not at its correct position rain dust or other impurity may be sucked into the engine...

Page 19: ...the machine is running 1 Whether there is abnormal sound and vibration 2 whether combustion is not good or overspeed 3 whether the color of exhaust gas is normal black or too white If any of above phenomena is detected stop the engine immediately and contact our local dealer 2 4 3 Stop of the engine 1 At first set the speed governor lever at low speed position before stopping the en gine and the r...

Page 20: ...ey switch to off posi tion 5 Pull out the recoil handle slowly until pressure is felt by your hand that means at the point of compression stroke where the intake and exhaust valves are closed and then let the handle back to its natural position so that it can prevent rust when the en gine is not used NOTE Only when stopping the engine can you pull the recoil handle otherwise the engine may be dama...

Page 21: ...Marks show special tool or technique is needed for maintenance Please contact local dealer Table 1 8 Items Time Daily Initial 1 month or 20 Hrs Initial 3 month or 100 Hrs Every 6 month or 500 Hrs Every 1 years or 1000 Hrs Check and tighten the nut and screw Check and fill machine oil Change machine oil First time Second time and later Clean and change oil filter change Check oil leakage Change the...

Page 22: ...max output of the engine Take the filter out of fuel tank and clean it Clean Every six months or 500 Hrs Change Every year or 1000 Hrs Change Lube oil filter Clean Change 500 Hrs or when main taining Model C178F C178FD 1D70 C186F C186FD 1D100 C188F C188FD 1D100 Capacity Liter 1 10 1 65 Change Operating period First First month or after 20 Hrs Second and la ter Every 30 months or 1000 Hrs ...

Page 23: ...e lubricant before the engine be comes cool and refill new machine oil 3 Disassemble the rubber plug on the cover of rocker shaft and then fill about 2cc lubricant into it and return the plug to its position 4 Recoil type start Push down and keep the decompression lever at the non compression point and then pull the recoil starter two or three times Motor driven type start Keep the decompression l...

Page 24: ... by WilTec Wildanger Technik GmbH Seite 24 http www WilTec de http www aoyue eu http www teichtip de CHAPTER4 PARTS LIST OF DIESEL ENGINE ASSEMBLY DIAGRM ...

Page 25: ...5789 Bolt M8 12 1 19 15100 Oil pump assembly 1 59 11151 Bearing stop patch 1 20 GB T9877 1 Oil seal 35 50 10 1 60 GB T276 Bearing 6308 P5 1 21 GB T5789 Bolt M8 33 5 16 61 11155 Cylinder head connect Bolt 2 22 GB T119 1 Set pin 3m6 16 1 62 11152 Rectangle pressurize loop 1 23 11221 Plug1 8 1 63 GB T93 Ball washer 6 5 24 11200 Crankcase cover 1 64 GB T6170 Nut M6 6 25 26311 Dial adjust washer 各1 65 ...

Page 26: ...89 Bolt M10 28 2 138 16643 Fuel switch washer 1 99 11156 Cylinder head connect Bolt 2 139 16580 Fuel filler cap below bracket subas sembly 1 100 12121 Gasket cylinder head 1 140 16911 Fuel tank cushion 4 101 17221 Air cleaner linker washer 1 141 GB T5786 Bolt M12 1 25 14 1 102 11153 Gasket cylinder head 5 142 16671 Oil box discharge bolt washer 1 103 GB T900 Bolt M6 30 2 143 16610 Filter cup subas...

Page 27: ...asket of cylinder head is leaky and the pressure of compression is not enough Remedy with its cause Diesel fuel delivery is inter rupted Diesel fuel is too little in the fuel tank Fill the fuel into the fuel tank If the fuel pipe and fuel are obstructed or leaky remedy them Compression pressure is not enough in the cylinder the nut of cylinder head is not tighten or gasket of cylinder is damaged o...

Page 28: ...hange the core of filter Speed is not high enough Check the speed of diesel engine with tachometer Adjust the adjust high speed limit screw 5 3 Cause and Remedy for the Engine Stopping Automatically CAUSE REMEDY Malfunction of fuel system No fuel Add fuel Fuel pipeline of filter is obstructed Maintain or clean There is air in fuel system Drain out the air Needle valve of nozzle adhered Clean grind...

Page 29: ...ston and cylinder Remedy or change Valve and guide are worn Change 5 6 Cause and Remedy for Exhaust with White Smoke CAUSE REMEDY There is water in diesel fuel Clean the fuel tank and diesel filter change diesel fuel 5 7 Methods and Positions of Stopping to Check When the Engine s Malfunctioning CAUSE REMEDY Speed is sometimes high sometimes low Check the speed governor system whether it is nimble...

Page 30: ... by WilTec Wildanger Technik GmbH Seite 30 http www WilTec de http www aoyue eu http www teichtip de CHAPTER6 WIRING DIAGRAM ...

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