MaintenanceBriggs & Stratton Vanguard 356447 engine ismounted on this equipment.Refer to the owner’s and service manual forengine details.DangerDangerObserve the following safety instructions forsafe inspection and maintenance.Move the machine to a level surface toprepare for adjustment and maintenance.Apply the parking brake, stop the engine andremove the key. Make sure that each part hascompletely stopped moving before starting theprocedures for adjustment, maintenance andso on.Keep away from moving parts. Avoidadjustment as much as possible while theengine is running. Keep people away from thearea.1.2.Use an appropriate chain block, hoist and jackas needed. Securely support the liftedmachine with a jack stand or an appropriateblock.Use only BARONESS genuine parts forreplacement and accessories.Do not start the engine in a enclosed room,poisoning by carbon monoxide may occur.Do not touch the exhaust system while theengine is running or right after the engine hasstopped. Its high temperature may cause aburn.Keep flames away from the battery. Batteriesemit hydrogen gas and mishandling mayignite it and cause an explosion.The electrolytic solution in the battery issulfuric acid. Contact with the electrolyticsolution (sulfuric acid) may cause blindness orburns. Also, if it comes into contact with thevehicle, it may damage it.3.4.5.6.7.8.SpecificationsEngine model Briggs and Stratton, 4-cycle, V-Twin Cylinder, OHV, AirCooled, Gasoline EngineModel Vanguard 356447Bore 72 mm (2.83 in)Stroke 70 mm (2.75 in)Displacement 570 cm 3 (34.8 in3)Fuel Lead-free gasolineFuel pump Diaphragm typeCarburetor Float typeGovernor MechanicalNo-load max. RPM 3,000 ± 100 rpmGoverned idle 1,400 ± 100 rpmLubricating system Forced lubrication by oil pumpOil capacity 1.6 L (1.7 US quarts) including filterGrade of Engine oil API “service grade SF” or higher qualityViscosity of Engine oil Normal (Outside air temperature of 5 ° C or above) SAE30Winter (Outside air temperature of 5 ° C or below) SAE20Spark plug Champion RC12YCStarter 12 V starter motorAlternator Alternator with 16 amps regulatorImportantEngine output decreases 3.5% for every 300 m (1,000 feet) of altitude above sea level and 1% forevery 5.6 ° C (10 ° F) at temperatures over 25 ° C (77 ° F).EnginePage 4-2 Maintenance