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1. Check that air cleaner components and all shrouds equipment covers and guards are in place and securely fastened A 5 Check spark arrestor if equipped Starting A WARNING Carbon Monoxide can cause severe nausea fainting or death Avoid inhaling exhaust fumes Engine exhaust gases contain poisonous carbon monoxide Carbon monoxide is odorless colorless and can cause death if inhaled 2e N A WARNING Rotating Parts can cause severe injury Stay away while engine is in operation Keep hands feet hair and clothing away from all moving parts to prevent injury Never operate engine with covers shrouds or guards removed NOTE Choke position for starting may vary depending upon temperature and other factors Once engine is running and warm turn choke to OFF position NOTE Extend starter cord periodically to check its condition If cord is frayed have it replaced immediately by a Kohler authorized dealer NOTE Do not crank engine continuously for more than 10 seconds Allow a 60 second cool down period between starting attempts Failure to follow these guidelines can burn out starter motor NOTE If engine develops sufficient speed to disengage starter but does not keep running a false start engine rotation must be allowed to come to a complete stop before attempting to restart engine If starter is engaged while flywheel is rotating starter pinion2. and flywheel ring gear may clash resulting in damage to starter 4 KohlerEngines com Turn fuel shut off valve to ON position if equipped Turn engine on off switch to ON position if equipped Start engine as follows Cold engine Place throttle control midway between SLOW and FAST positions Place choke control into ON position Warm engine Place throttle control midway between SLOW and FAST positions Return choke to OFF position as soon as engine starts Awarm engine usually does not require choke on Retractable Start Slowly pull starter handle until just past compression STOP Return starter handle firmly pull straight out to avoid excessive rope wear from starter rope guide Electric Start Activate starter switch Release switch as soon as engine starts If starter does not turn engine over shut off starter immediately Do not make further attempts to start engine until condition is corrected Do not jump start See your Kohler authorized dealer for trouble analysis Gradually return choke control to OFF position after engine starts and warms up Engine equipment may be operated during warm up period but it may be necessary to leave choke partially on until engine warms up Cold Weather Starting Hints 1 Use proper oil for temperature expected 2 Disengage all possible external loads 3 Use fresh winter grade fuel Winter grade fuel has higher volatility to improve starting Stopp
3. Change reduction system oil at interval in maintenance schedule Use 20W 40 or 20W 50 oil in this gear box case Oil capacity of this gear box is 0 5 L 0 52 U S qt 1 Drain old oil out through oil drain plug of gear box cover tip engine as required Reinstall drain plug and tighten securely 2 Engine must be level Add new 20W 40 or 20W 50 oil through oil dipstick hole on top of gear box case until oil level is up to bottom of the mark on the oil dipstick in gear box case Reinstall dipstick securely into gear box cover 6 1 Reduction System CH270 This reduction system uses an internal pinion and ring gear system independent of and separated from main crankcase lubrication Check and maintain oil level using oil level drain plug hole in gear box case Change reduction system oil at interval in maintenance schedule Oil capacity of this gear box is 0 12 L 0 13 U S qt 1 Drain old oil out through oil level drain plug tip engine as required 2 Engine must be level Add new oil through oil fill plug hole on top until oil level is up to bottom of oil level drain plug hole Reinstall both plugs and tighten securely 6 1 Reduction System CH395 CH440 This reduction system is lubricated by engine crankcase oil No special maintenance or service is necessary Check and maintain engine oil level as outlined in Check Oil Level 17 590 13 Rev Fuel Recommendations A WARNING Explosive Fuel can cause fi
4. KOHLER Command PRO CH260 CH270 CH395 CH440 Owner s Manual LAD PAAD ESS LUN NZ Wo SS IMPORTANT Read all safety precautions and instructions carefully before operating equipment Refer to operating instruction of equipment that this engine powers Ensure engine is stopped and level before performing any maintenance or service Warranty coverage as outlined in the warranty card and on KohlerEngines com Please review carefully as it provides you specific rights and obligations To maintain compliance with applicable emission regulations exhaust system backpressure may not exceed limits which can be found on KohlerEngines com Search by Model No select Read More then select Specs tab Record engine information to reference when ordering parts or obtaining warranty coverage Engine Model Specification Serial Number Purchase Date 17 590 13 Rev KohlerEngines com EN DA DE ESE ESS FRC FRF HR KO NL PL PT RO RU SL ZH Safety Precautions A WARNING Ahazard that could result in death serious injury or substantial property damage amp CAUTION Ahazard that could result in minor personal injury or property damage NOTE is used to notify people of important installation operation or maintenance information A WARNING Explosive Fuel can cause fires and severe burns MM Do not fill fuel 4 tank whil
5. e engine is hot or running Gasoline is extremely flammable and its vapors can explode if ignited Store gasoline only in approved containers in well ventilated unoccupied buildings away from sparks or flames Spilled fuel could ignite if it comes in contact with hot parts or sparks from ignition Never use gasoline as a cleaning agent A WARNING Rotating Parts can cause T severe injury Stay away while engine is in operation Keep hands feet hair and clothing away from all moving parts to prevent injury Never operate engine with covers shrouds or guards removed A WARNING Carbon Monoxide can cause severe nausea fainting or death Avoid inhaling exhaust fumes Engine exhaust gases contain poisonous carbon monoxide Carbon monoxide is odorless colorless and can cause death if inhaled A WARNING Accidental Starts can cause severe injury or death AS Disconnect and ground spark plug lead s before servicing Before working on engine or equipment disable engine as follows 1 Disconnect spark plug lead s 2 Disconnect negative battery cable from battery A caution Electrical Shock can cause injury Do not touch wires while engine is running California Proposition 65 Warning reproductive harm Engine exhaust from this product contains chemicals known to State of Ca
6. ecification table for adjustment 2 Install plug into cylinder head 3 Torque plug to 20 ft Ib 27 N m A on o gt N KohlerEngines com 7 Air Cleaner NOTE Running engine with cover positioned for cold weather operation in normal conditions can damage engine NOTE Operating engine with loose or damaged air cleaner components could cause premature wear and failure Replace all bent or damaged components NOTE Paper element cannot be blown out with compressed air Quad Clean Move bails on air cleaner cover down remove latches from under tabs on base remove cover Precleaner 1 Remove precleaner from paper element 2 Replace or wash precleaner in warm water with detergent Rinse and allow to air dry 3 Lightly oil precleaner with new engine oil squeeze out excess oil 4 Reinstall precleaner over paper element Paper Element 1 Separate precleaner from element service precleaner and replace paper element 2 Install new paper element on base install precleaner over paper element Position air cleaner cover for normal operation sun decal out or cold weather operation snowflake decal out place latches under tabs on base lift up bails to secure cover Low Profile 1 Remove screw and air cleaner cover 2 Remove foam element from base 3 Wash foam element in warm water with detergent Rinse and allow to air dry 4 Lightly oil foam element
7. engine in a clean dry place 17 590 13 Rev Troubleshooting EN Do not attempt to service or replace major engine components or any items that require special timing or adjustment procedures This work should be performed by a Kohler authorized dealer Possible Cause Dirt In Dirty Faulty Problem No Improper Fuel Debris Incorrect Engine Dirty Air Spark Fuel Fuel Line Screen Oil Level Overloaded Cleaner Plug Will Not Start e e e e Hard Starting e Stops Suddenly e Lacks Power e Operates Erratically e Knocks or Pings Skips or Misfires e e e Backfires e Overheats e High Fuel 7 Consumption Engine Specifications Maximum Angle Oil Capacity Spark Plug Bore Displacement z of Operation Refill full oil level CH260 2 8in 2 1in 12 7cu in 0 63 U S qt 70 mm 54mm 208 cc 0 60 L CH270 0 03 in 25 CH395 3 1in 2 3in 16 9 cu in 0 76 mm 78 mm 58 mm 277 cc 1 16 U S qt 3 5in 2 7in 26 2 cu in 1 1L CH440 89 mm 69 mm 429 cc Exceeding maximum angle of operation may cause engine damage from insufficient lubrication Additional specification information can be found in service manual at KohlerEngines com Exhaust Emission Contro
8. g agent Ensure engine is cool 1 Clean area around fuel cap 2 Remove fuel cap Fill to base of filler neck Do not overfill fuel tank Leave room for fuel to expand 3 Reinstall fuel cap and tighten securely 17 590 13 Rev Frucitine Low permeation fuel line must be installed on carbureted Kohler Co engines to maintain EPA and CARB regulatory compliance Fuel Valve Engines are equipped with a fuel valve and integral screen filter located at inlet of carburetor It controls and filters fuel flow from tank to carburetor Clean fuel valve cup of debris 1 Remove two nuts two screws and carburetor cover panel 2 Turn fuel valve lever to OFF position 3 Remove fuel valve cup Remove O ring and filter screen Clean screen and fuel valve cup with solvent and wipe it off Check screen and O ring replace if damaged Reinstall O ring followed by fuel valve cup Rotate fuel valve cup until it is finger tight Turn with a wrench 1 2 to 3 4 full turn Turn fuel valve to ON position and check for leaks If fuel valve leaks repeat steps 5 amp 6 Tighten fuel cap securely Reinstall carburetor cover panel securing with hardware removed in step 1 Spark Plugs X m A caution Electrical Shock can cause injury Do not touch wires while engine is running Clean out spark plug recess Remove plug and replace 1 Check gap using wire feeler gauge Adjust gap see sp
9. ing 1 If possible remove load by disengaging all PTO driven attachments 2 If equipped move throttle control to slow or idle position stop engine 3 If equipped close fuel shut off valve Angle of Operation Refer to operating instructions of equipment this engine powers Do not operate this engine exceeding maximum angle of operation see specification table Engine damage could result from insufficient lubrication Engine Speed NOTE Do not tamper with governor setting to increase maximum engine speed Overspeed is hazardous and will void warranty N w A oa 17 590 13 Rev High Altitude Operation EN This engine may require a high altitude carburetor kit to ensure correct engine operation at altitudes above 4000 ft 1219 meters To obtain high altitude kit information or to find a Kohler authorized dealer KohlerEngines com or call 1 800 544 2444 U S and Canada This engine should be operated in its original configuration below 4000 ft 1219 meters as damage may occur if high altitude carburetor kit is installed and operated below 4000 ft 1219 meters Carburetor Icing NOTE Running engine with cover positioned for cold weather operation in normal conditions can damage engine Carburetor icing can take place when certain combinations of temperature and humidity exist Result of carburetor icing is rough running at idle or low speed as well as black or white smoke To reduce li
10. ion System CH270 Every 300 Hours e Check and adjust valve clearance when engine is cold Every 500 Hours or Annually e Replace spark plug and set gap 1 Perform these procedures more frequently under severe dusty dirty conditions 2 Have a Kohler authorized dealer perform this service 17 590 13 Rev KohlerEngines com 5 Oil Recommendations We recommend use of Kohler oils for best performance Other high quality detergent oils including synthetic of API American Petroleum Institute service class SJ or higher are acceptable Select viscosity based on air temperature at time of operation as shown in table below 5W 30 F 20 d 20 32 40 50 60 80 100 c 30 20 10 0 10 20 30 40 Check Oil Level NOTE To prevent extensive engine wear or damage never run engine with oil level below or above operating range indicator on dipstick Ensure engine is cool Clean oil fill dipstick areas of any debris 1 Remove dipstick wipe oil off 2 Reinsert dipstick into tube rest on oil fill neck turn counterclockwise until cap drops down to lowest point of thread leads do not thread cap onto tube a Remove dipstick check oil level Level should be at top of indicator on dipstick or b Remove oil fill plug Level should be up to point of overflowing filler neck 3 If oil is low add oil up to point of overflowing filler neck 4 Reinstall dipstick or
11. kelihood of carburetor icing air cleaner cover can be rotated to draw warmer air from muffler side For cold weather operation position air cleaner cover with snowflake decal out For normal operation position air cleaner cover with sun decal out Maintenance Instructions W A WARNING Before working on engine or equipment disable Accidental Starts can cause engine as follows 1 Disconnect spark plug severe injury or death lead s 2 Disconnect negative battery cable te Disconnect and ground spark from battery x plug lead s before servicing Normal maintenance replacement or repair of emission control devices and systems may be performed by any repair establishment or individual however warranty repairs must be performed by a Kohler authorized dealer found at KohlerEngines com or 1 800 544 2444 U S and Canada Maintenance Schedule After first 5 Hours e Change oil Every 50 Hours e Change oil in 2 1 with Clutch Reduction System CH270 CH395 CH440 Every 50 Hours or Annually e Service replace Quad Clean precleaner Every 100 Hours or Annually e Clean low profile air cleaner element e Change oil e Clean cooling areas Every 200 Hours e Replace Quad Clean air cleaner element Every 300 Hours e Replace low profile air cleaner element e Check fuel filters tank outlet filter and in line filter and clean or replace if needed if equipped e Change oil in 6 1 Reduct
12. l System for models CH260 CH270 CH395 CH440 is EM for U S EPA California and Europe Any and all horsepower hp references by Kohler are Certified Power Ratings and per SAE J1940 amp J1995 hp standards Details on Certified Power Ratings can be found at KohlerEngines com 17 590 13 Rev KohlerEngines com 9
13. lifornia to cause cancer birth defects or other A WARNING Hot Parts can cause severe burns AT a DO not touch engine while operating or just after stopping Never operate engine with heat shields or guards removed California Proposition 65 Warning This product contains chemicals known to State of California to cause cancer birth defects or other reproductive harm Symbols Fuel Off On Choke Fast Slow 2 KohlerEngines com 17 590 13 Rev Air Cleaner P A Cover B Bail 03 Precleaner D Paper Element Fuel Shut Off Air Cleaner Quad Clean rma Be Bee Je Boe Retractable Dipstick Oil Fill 7 Starter Handle Starter i Oil Drain Plug Plug On Off Switch m if equipped w Throttle Lever 2 Fuel Tank E Fuel Cap 2 1 with Clutch are Reduction gS Air Screw Foam Element T System eaner CH270 CH395 CH440 6 1 Reduction A Drain Plug oa System ag Level Drain p CH270 g Oil Fill Plug 17 590 13 Rev KohlerEngines com EN Pre Start Checklist Check oil level Add oil if low Do not overfill Check fuel level Add fuel if low Check fuel system components and lines for leaks N wo Check and clean cooling areas air intake areas and external surfaces of engine particularly after storage
14. oil fill plug and tighten securely Change Oil Change oil while engine is warm 1 Clean area around oil fill cap dipstick and drain plug 2 Remove drain plug and oil fill cap dipstick Drain oil completely 3 Reinstall drain plug Torque to 13 ft Ib 17 6 N m 4 Fill crankcase with new oil up to point of overflowing filler neck 5 Reinstall oil fill cap dipstick and tighten securely 6 Dispose of used oil in accordance with local ordinances 6 KohlerEngines com Oil Sentry if equipped This switch is designed to prevent engine from starting in a low oil or no oil condition Oil Sentry may not shut down a running engine before damage occurs In some applications this switch may activate a warning signal Read your equipment manuals for more information Reduction Systems if equipped Some engines are equipped with a gear reduction system Follow maintenance and oil change information specified in this section and maintenance schedule 2 1 Reduction System CH270 This reduction system is lubricated by engine crankcase oil No special maintenance or service is necessary Check and maintain engine oil level as outlined in Check Oil Level 2 1 with Clutch Reduction System CH270 CH395 CH440 This reduction system uses a clutch assembly and chain and sprocket drive system independent of and separated from main crankcase lubrication Check and maintain oil level using dipstick in gear box case
15. res and severe burns y Do not fill fuel tank while engine is hot or running Lh Gasoline is extremely flammable and its vapors can explode if ignited Store gasoline only in approved containers in well ventilated unoccupied buildings away from sparks or flames Spilled fuel could ignite if it comes in contact with hot parts or sparks from ignition Never use gasoline as a cleaning agent NOTE E15 E20 and E85 are NOT approved and should NOT be used effects of old stale or contaminated fuel are not warrantable Fuel must meet these requirements e Clean fresh unleaded gasoline e Octane rating of 87 R M 2 or higher e Research Octane Number RON 90 octane minimum e Gasoline up to 10 ethyl alcohol 90 unleaded is acceptable e Methyl Tertiary Butyl Ether MTBE and unleaded gasoline blend max 15 MTBE by volume are approved e Do not add oil to gasoline e Do not overfill fuel tank e Do not use gasoline older than 30 days Add Fuel A WARNING Explosive Fuel can cause fires and severe burns OT Do not fill fuel tank while engine is hot or running Gasoline is extremely flammable and its vapors can explode if ignited Store gasoline only in approved containers in well ventilated unoccupied buildings away from sparks or flames Spilled fuel could ignite if it comes in contact with hot parts or sparks from ignition Never use gasoline as a cleanin
16. with new engine oil squeeze out excess oil 5 Reinstall foam element into base 6 Reinstall cover and secure with screw Breather Tube Ensure both ends of breather tube are properly connected 8 KohlerEngines com Air Cooling A WARNING Hot Parts can cause severe burns IA a Do not touch engine while operating or just after stopping Never operate engine with heat shields or guards removed Proper cooling is essential To prevent over heating clean screens cooling fins and other external surfaces of engine Avoid spraying water at wiring harness or any electrical components See Maintenance Schedule Repairs Service Parts We recommend that you use a Kohler authorized dealer for all maintenance service and replacement parts for engine To find a Kohler authorized dealer visit KohlerEngines com or call 1 800 544 2444 U S and Canada Storage If engine will be out of service for 2 months or more follow procedure below 1 Add Kohler PRO Series fuel treatment or equivalent to fuel tank Run engine 2 3 minutes to get stabilized fuel into fuel system failures due to untreated fuel are not warrantable N Change oil while engine is still warm from operation Remove spark plug s and pour about 1 oz of engine oil into cylinder s Replace spark plug s and crank engine slowly to distribute oil w Disconnect negative battery cable A Store
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