YARDMAX 154FS-1, Operator'S Manual

Page 1: ...EL NUMBER 154FS 1 SERIAL NUMBER PURCHASE DATE Both model number and serial number may be found on the main label You should record both of them in a safe place for future use FOR YOUR SAFETY READ AND UNDERSTAND THE ENTIRE MANUAL BEFORE OPERATING MACHINE Tame the Great Outdoors ...

Page 2: ...nership definitely has its privileges but it also comes with a great deal of responsibility When duty calls and you need to respond will you have what it takes to tame the great outdoors When looking for outdoor power equipment OPE to get the job done right at the right price YARDMAX delivers the perfect combination of performance and practicality YARDMAX has a solution that s right for you MAX Pe...

Page 3: ...ll need this serial number when ordering parts and when making technical or warranty inquires ENGINE TYPE SERIAL NUMBER DISCLAIMER Keep this owner s manual handy so you can refer to it at any time This owner s manual is considered a permanent part of the engine and should remain with the engine if resold The information and specifications included in this publication were in effect at the time of ...

Page 4: ...54FS 1 Type 0 028 0 031 Rated power kW 3600rpm 1 65Kw 3600rpm 0D WRUTXH 1ïP USP 4 5N m 3800rpm Fuel consumption ratio J N ïK Ă 6SHHG ćXFWXDWLQJ UDWLR Ă 1RLVH Ă G 70 Bore Stroke mm 54 38 Displacement cc 87 Compression ratio 8 5 1 Lubricating mode Splash Staring mode Recoil start Rotation Anti clockwise from P T O Side Valve clearance mm Intake valve 0 10 0 15 Exhaust valve 0 15 0 20 Spark plug gap ...

Page 5: ...hout proper instructions Do not allow children to operate the engine Keep children and pets far away from the area of operation OPERATOR SAFETY Safety Measures START STOP SAFETY Starting The Engine Warning Wash hands after using the machine refueling and FKDQJLQJ ćXLGV Certain components in this product and its accessories contain chemicals known to cause cancer birth defects or other reproductive...

Page 6: ...ot to touch the PXIćHU ZKLOH LW LV KRW HW WKH HQJLQH FRRO EHIRUH VWRULQJ LW LQGRRUV When the rope is taught with resistance pull quickly and smoothly to avoid kick back 7R SUHYHQW ĆUH KD DUGV DQG WR SURYLGH DGHTXDWH YHQWLODWLRQ IRU stationary equipment applications keep the engine at least 3 feet 1 meter away from building walls and other equipment during RSHUDWLRQ R QRW SODFH ćDPPDEOH REMHFWV FOR...

Page 7: ...the fuel mixture for starting a cold engine The OPEN position provides the correct fuel mixture for operation after starting and for restarting a warm engine Some engine applications use a remotely mounted choke control rather than the engine mounted choke lever shown here See Figure 2 ENGINE SWITCH CHOKE LEVER RECOIL STARTER GRIP Figure 1a Figure 1b Figure 2 IN ON OUT OFF Engine Switch OPEN CLOSE...

Page 8: ...e the engine is level and the engine key has been removed 1 Check the General Condition of the Engine Look around and underneath the engine for signs of oil or gasoline leaks Remove any excessive dirt or debris especially around the PXIćHU DQG UHFRLO VWDUWHU Look for signs of damage Checkthatallshieldsandcoversareinplace andallnuts bolts and screws are tightened 2 Check Oil 1 Remove the oil dipsti...

Page 9: ...d by this engine for any precautions and procedures that should be followed before engine startup Only use unleaded gasoline with an octane rating over 90 This will help eliminate carbon deposits and extended the service life of the engine Do not use gasoline mixed with oil or contaminated with dirt or water CHECK THE EQUIPMENT POWERED BY THIS ENGINE Notice Running the engine with a low oil level ...

Page 10: ...D position To start a warm engine turn the choke lever to the OPEN position SAFE OPERATING PRECAUTIONS STARTING THE ENGINE Warning Carbon monoxide gas is toxic Breathing it can cause unconsciousness or death Avoid any areas or actions that expose you to carbon monoxide Engine Switch OPEN CLOSED 1 Put the engine switch in the key hole Figure 7a OPERATION 9 KHFN EHIRUH RSHUDWLRQ 2SHUDWLRQ ...

Page 11: ...inconsistent engine speedsareexperiencedwhenchokeleverisrotatedOPEN position 1 Move choke lever to mid point between OPEN and CLOSE positions and allow engine to develop additional operating heat 2 After engine has warmed up move choke lever to OPEN position 3 If the choke lever has been moved to the CLOSE position to start the engine gradually move it to the OPEN position as the engine warms up O...

Page 12: ...sing a ĆUH RU H SORVLRQ Warning Always unplug the spark plug before performing VHUYLFH 6SDUN FDQ UHVXOW LQ ĆUH RU HOHFWULF VKRFN Make sure all drive controls are disengaged Move the stop switch to off or remove the ignition key if equipped Unplug the spark plug wire If the engine is installed on the machine block the wheels to prevent movement or tipping To ensure safe operation after maintenance ...

Page 13: ...month or 20 Hrs Every 3 months or 50 Hrs Every 6 months or 100 Hrs Every year or 150 Hrs Engine oil Check level Change Sediment Cup Clean Spark plug Clean Replace Valve clearance Check Adjust Cover comp head Clean After every 150 Hrs XHO WDQN DQG IXHO ĆOWHU Clean Every 2 years Replace if necessary Fuel line Check Every 2 years Replace if necessary 12 Gasoline Engine Operator s Manual Maintenance ...

Page 14: ... KROH ZLWK WKH recommended oil 4 6FUHZ LQ WKH ĆOOHU FDS GLSVWLFN VHFXUHO The Oil Alert system applicable engine types will automatically stop the engine before the oil level falls below safe limit However to avoid the inconvenience of an unexpected shutdown always check the engine oil level before startup Refuel in a well ventilated area before starting the engine If the engine has been running al...

Page 15: ...oss threading 6 After the spark plug seats tighten with a spark plug wrench to compress the water If reinstalling the used spark plug tighten 1 8 1 4 turn after the spark plug seats If installing a new spark plug tighten 1 2 turn after the spark plug seats 7 Assemble spark plug Recommended spark plugs E7RTC or other equivalents Notice An incorrect spark plug can cause engine damage Notice A loose ...

Page 16: ...rated If possible avoid storage areas with high humidity because that promotes rust and corrosion Be sure all fuel has been drained from the fuel tank to reduce the possibility of fuel leakage Position the equipment so the engine is level Tilting can cause fuel or oil leakage With the engine and exhaust system cool cover the engine to keep out dust A hot engine and exhaust system can ignite or mel...

Page 17: ...park plugs Dry and reinstall spark plugs Start engine with throttle lever in FAST position 5 Takeenginetoan authorizedservicing dealer orrefertomanual XHO ĆOWHU FORJJHG FDUEXUHWRU malfunction ignition malfunction valve stuck etc Replace or repair faulty components as necessary Engine Lacks Power Possible Cause Correction KHFN DLU ĆOWHU Filter element s clogged OHDQ RU UHSODFH ĆOWHU HOHPHQW V 2 Che...

Page 18: ...you have maintenance done These original design replacement parts are manufactured to the same standards as the original parts so you FDQ EH FRQĆGHQW RI WKHLU SHUIRUPDQFH 7KH XVH RI UHSODFHPHQW parts that are not of the original design and quality may impair the effectiveness of your emission control system A manufacturer of an aftermarket part assumes the responsibility that the part will not adv...

Page 19: ...ther equivalents Gap 0 028 0 031 in 0 70 0 80 mm Maintenance Each use Check engine oil First 20 hours Change engine oil Subsequent Refer to the maintenance QUICK REFERENCE INFORMATION WIRINGDIAGRAM B G BI Spark Plug Engine Switch Transistorized ignition unit BI BLACK B BLUE Figure 14 18 Gasoline Engine Operator s Manual 7HFKQLFDO RQVXPHU QIRUPDWLRQ LULQJ LDJUDP ...

Page 20: ...844 YARDMAX 844 927 3629 info yardmax com yardmax com Tame the Great Outdoors ...