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Wacker Neuson WM 650, Operator'S Manual

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Wacker Neuson WM 650 Operator'S Manual Download Page 9

Emission Control System Information

WM 650 / WM 720

wc_tx000239gb.fm

9

PARTS COVERED

  

Listed below are the parts covered by the Emission Components
Defect Warranty. Some of the parts listed below may require
scheduled maintenance and are warranted up to the first scheduled
replacement point for that part.

(1) Fuel Metering System 

(i) Carburetor and internal parts (and/or pressure regulator or fuel

injection system).

(ii) Air/fuel ratio feedback and control system, if applicable.

(iii) Cold start enrichment system, if applicable.

(iv) Regulator assembly (gaseous fuel, if applicable) .

(2) Air Induction System

(i) Intake manifold, if applicable.

(ii) Air filter.

(3) Ignition System

(i) Spark plugs.

(ii) Magneto or electronic ignition system. 

(iii) Spark advance/retard system, if applicable.

(4) Exhaust manifold, if applicable

(5) Miscellaneous Items Used in Above Systems

(i) Electronic controls, if applicable.

(ii) Hoses, belts, connectors, and assemblies.

(iii) Filter lock assembly (gaseous fuel, if applicable).

Summary of Contents for WM 650

Page 1: ...Engine WM 650 WM 720 OPERATOR S MANUAL 0163728en 002 0807 0 1 6 3 7 2 8 E N ...

Page 2: ......

Page 3: ...tor Safety while using Internal Combustion Engines 18 3 4 Service Safety 19 3 5 Safety Labels 20 4 Operation 21 4 1 Recommended Fuel 21 4 2 Before Starting 21 4 3 To Start To Stop 21 5 Maintenance 22 5 1 Periodic Maintenance Schedule WM 650 22 5 2 Periodic Maintenance Schedule WM 720 23 5 3 Spark Plug 24 5 4 Engine Oil and Filter 25 5 5 Air Cleaner 26 5 6 Storage 27 6 Technical Data 28 ...

Page 4: ...ced Follow operating instructions carefully If you have questions about operating or servicing this equipment please contact Wacker Corporation The information contained in this manual was based on machines in production at the time of publication Wacker Corporation reserves the right to change any portion of this information without notice All rights especially copying and distribution rights are...

Page 5: ... instructions describing the operation and maintenance of emission control systems The following instructions and procedures must be followed in order to keep the emissions from your Wacker engine within the emissions standards Tampering and Altering Tampering with or altering the emission control system may increase emissions beyond the legal limit Among those acts that constitute tampering are R...

Page 6: ...enance schedule Remember that this schedule is based on the assumption that your machine will be used for its designed purpose Sustained high load or high temperature operation or use in unusually wet or dusty conditions will require more frequent service OXYGENATED FUELS Some conventional gasolines are being blended with alcohol or an ether compound These gasolines are collectively referred to as...

Page 7: ...ine containing more than 5 methanol by volume may cause starting and or performance problems It may also damage metal rubber and plastic parts of your fuel system If you notice any undesirable operating symptoms try another service station or switch to another brand of gasoline Fuel system damage or performance problems resulting from the use of an oxygenated fuel containing more than the percenta...

Page 8: ...tial sale to all applicable regulations of the U S Environmental Protection Agency EPA and that the engine is free of defects in materials and workmanship which would cause this engine to fail to conform with EPA regulations during its warranty period For the components listed under PARTS COVERED the service dealer authorized by Wacker will at no cost to you make the necessary diagnosis repair or ...

Page 9: ...ator or fuel injection system ii Air fuel ratio feedback and control system if applicable iii Cold start enrichment system if applicable iv Regulator assembly gaseous fuel if applicable 2 Air Induction System i Intake manifold if applicable ii Air filter 3 Ignition System i Spark plugs ii Magneto or electronic ignition system iii Spark advance retard system if applicable 4 Exhaust manifold if appl...

Page 10: ...e of the engine or equipment etc Diagnosis and inspection charges that do not result in warranty eligible service being performed Any non authorized replacement part or malfunction of autho rized parts due to use of non authorized parts OWNER S WARRANTY RESPONSIBILITIES As the engine owner you are responsible for the performance of the required maintenance listed in your owner s manual Wacker reco...

Page 11: ... the parts authorized by Wacker are used for maintenance replacements or for the repair of components affecting emission control you should assure yourself that such parts are warranted by their manufacturer to be equivalent to the parts authorized by Wacker in their performance and durability HOW TO MAKE A CLAIM All repair qualifying under this limited warranty must be performed by a service deal...

Page 12: ... the performance of the required maintenance listed in your owner s manual Wacker recommends that you retain all receipts covering maintenance on your Wacker engine but Wacker cannot deny warranty solely for the lack of receipts As the Wacker engine owner you should however be aware that Wacker may deny you warranty coverage if your Wacker engine or a part has failed due to abuse neglect improper ...

Page 13: ... warranty will be warranted for the remainder of the period 2 Any warranted part that is scheduled only for regular inspection in your owner s manual is warranted for the warranty period stated above Any such part repaired or replaced under warranty will be warranted for the remaining warranty period 3 Any warranted part that is scheduled for replacement as required maintenance in your owner s man...

Page 14: ...ts 9 Any replacement part may be used in the performance of any warranty maintenance or repairs and must be provided without charge to the owner Such use will not reduce the warranty obligations of Wacker 10 Add on or modified parts that are not exempted by the Air Resources Board may not be used The use of any non exempted add on or modified parts by the ultimate purchaser will be grounds for dis...

Page 15: ...ctory installed and properly operating adjustment limiting device is still eligible for warranty coverage The following emissions warranty parts list are covered 1 Fuel Metering System i Carburetor and internal parts and or pressure regulator or fuel injection system ii Air fuel ratio feedback and control system if applicable iii Cold start enrichment system if applicable iv Regulator assembly gas...

Page 16: ...ded could result in death or serious injury CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE Used without the safety alert symbol NOTICE indicates a hazardous situation which if not avoided could result in property damage Note Contains additional information important to a procedure 3 1 Laws Pertaining to Spark Arresters Notice State Heal...

Page 17: ...hat are not recommended by Wacker Damage to equipment and injury to the user may result 3 2 4 NEVER leave the machine running unattended 3 2 5 NEVER operate the machine in snow rain or standing water 3 2 6 ALWAYS be sure operator is familiar with proper safety precautions and operation techniques before using machine 3 2 7 ALWAYS wear protective clothing appropriate to the job site when operating ...

Page 18: ... gas exposure to carbon monoxide can cause loss of consciousness and may lead to death 3 3 2 DO NOT smoke while operating the machine 3 3 3 DO NOT smoke when refueling the engine 3 3 4 DO NOT refuel a hot or running engine 3 3 5 DO NOT refuel the engine near an open flame 3 3 6 DO NOT spill fuel when refueling the engine 3 3 7 DO NOT run the engine near open flames 3 3 8 ALWAYS refill the fuel tan...

Page 19: ...ded or the smell of gasoline is present A stray spark could ignite the fumes 3 4 4 DO NOT use gasoline or other types of fuels or flammable solvents to clean parts especially in enclosed areas Fumes from fuels and solvents can become explosive 3 4 5 ALWAYS keep the area around the muffler free of debris such as leaves paper cartons etc A hot muffler could ignite the debris and start a fire 3 4 6 A...

Page 20: ...orial labels where needed These labels are described below Label Meaning Read the operator s manual for machine infor mation WARNING Hot surface DANGER Engines emit carbon monoxide operate only in well ventilated area Shut off the engine before refueling DANGER No sparks flames or burning objects near machine ...

Page 21: ...ater or dirt will damage fuel system Consult engine Owner s Manual for complete fuel specifications 4 2 Before Starting 4 2 1 Read and understand safety and operating instructions at beginning of this manual 4 2 2 Check Engine oil level Condition of fuel lines Condition of air cleaner Fuel level Tightness of external fasteners 4 3 To Start To Stop See machine s operator s manual ...

Page 22: ...After first 20 hrs Every 50 hrs Every 200 hrs Every 500 hrs Check fuel level Check engine oil level Inspect air filter Replace as needed Clean engine head and cylinder fins Change engine oil and filter Clean air cleaner Replace as needed Check and clean spark plug Clean sediment cup fuel filter Check and adjust idle speed Check and adjust valve clearances Replace spark plug ...

Page 23: ... After first 20 hrs Every 50 hrs Every 100 hrs Every 200 hrs Every 500 hrs Check fuel level Check engine oil level Clean engine head and cylinder fins Change engine oil and filter Clean air cleaner element Check and clean spark plug Replace fuel filter Replace air cleaner element Check and adjust idle speed Check and adjust valve clearances Replace spark plug ...

Page 24: ...e engine Do not touch the muffler while it is hot Note Refer to the Technical Data for the recommended spark plug type and the electrode gap setting 5 3 1 Remove spark plug and inspect it 5 3 2 Replace plug if the insulator is cracked or chipped 5 3 3 Clean spark plug electrodes with a wire brush 5 3 4 Set the electrode gap a 5 3 5 Tighten spark plug securely NOTICE A loose spark plug can become v...

Page 25: ...limit mark on the dipstick b See section Technical Data for the oil quantity and type Danger of burns Care must be taken when draining hot engine oil Hot oil can burn To change the filter 5 4 4 Drain the engine oil Remove used filter 5 4 5 Before installing the new filter lightly oil the filter gasket c with fresh clean engine oil Screw the filter on by hand until the gasket makes contact then tig...

Page 26: ...ere dry and dusty conditions the elements should be maintained daily Replace an element when it is saturated with dirt that cannot be removed 5 5 1 Remove the wing bolt a and cover b 5 5 2 To clean the paper element c tap it lightly on a flat surface Replace the paper element if it is damaged or heavily soiled 5 5 3 To clean the foam element d wash it in liquid detergent and water Squeeze it dry i...

Page 27: ...Change engine oil 5 6 3 Remove spark plugs and pour approximately 3 ml 1 ounce of SAE 30W oil into each engine cylinder through spark plug opening 5 6 4 Install spark plugs Leave ignition wires disconnected to prevent engine from starting Crank engine for one or two seconds to distribute oil inside engine cylinders Connect ignition wires 5 6 5 Cover engine and store in a clean dry area ...

Page 28: ...m in 0 6 0 7 0 024 0 027 Engine Speed full load rpm 3100 3600 Engine Speed idle rpm 2000 1400 Valve Clearance cold intake exhaust mm in 0 08 0 115 0 0031 0 0045 0 08 0 115 0 0031 0 0045 Battery V 12VDC Air Cleaner type Dual Element Fuel type Regular Unleaded Gasoline Starter type Electric Start Engine Oil type l qt 10W30 API class SE minimum 1 55 1 64 Dimensions L x W x H mm in 317 x 477 x 475 12 ...

Page 29: ...Maintenance WM 650 29 Notes ...

Page 30: ... 02 0 Fax 49 0 89 3 54 02 3 90 Wacker Corporation P O Box 9007 Menomonee Falls WI 53052 9007 Tel 262 255 0500 Fax 262 255 0550 Tel 800 770 0957 Wacker Asia Pacific Operations Skyline Tower Suite 2303 23 F 39 Wang Kwong Road Kowloon Bay Hong Kong Tel 852 2406 60 32 Fax 852 2406 60 21 ...

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