Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty L Push Mower m Moclel 50MB MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019 PrintedIn USA FormNo.
1 ToTheOwner ThankYou Thank you for purchasing a Lawn Mower manufactured by If you have any problems MTD LLC. It was carefully engineered to provide excellent performance when properly operated and maintained. Please read this entire manual It instructs prior to operating your machine. persons who will operate address and mailing the equipment.
2 importantSafeOperationPractices WARNING: This symbol could endanger all instructions points out important the personal safety and/or in this manual with these instructions before property attempting may result in personal When you see this symbol. safety instructions of yourself to operate which, if not followed, and others. this machine. Read and follow Failure to comply injury.
12. Amissing ordamaged discharge cover cancause blade contact orthrown object injuries. 13. Many injuries occur asaresult ofthemower beingpulled overthefootduring afallcaused byslipping ortripping. Donotholdontothemower ifyouarefalling; release the handle immediately. 14. Never pullthemower back toward youwhileyouare walking. Ifyoumustback themower away fromawallor obstruction firstlookdownandbehind toavoid tripping andthenfollowthese steps: a. Stepback frommower tofullyextend yourarms. b.
Service 3. Check the blade and engine intervals To avoid personal care in handling injury or property damage gasoline. Gasoline is extremely can ignite. Wash your skin and change flammable clothes original 3. Use only an approved Never fill containers gasoline container. inside a vehicle 4. Remove gas-powered equipment Keep all nuts, bolts, and screws tight equipment 7. trailer and refuel it on the ground.
SparkArrestor Notice Regarding Emissions Engines which are certified to comply with California and federal EPA emission regulations for SORE (Small Off Road Equipment) are certified to operate may include the following Modification (EM), Oxidizing Injection on regular emission unleaded control gasoline, and internal combustion engine and should not be used WARNING: This machine is equipped with an on or near any unimproved forest-covered, brush i_ll systems: Engine Catalyst (OC), Secondary A
Safety Symbols This page depicts and describes safety symbols that may appear machine before attempting to assemble and operate. on this product. Read, understand, and follow all instructions on the READ THE OPERATOR'S MANUAL(S) Read, understand, assemble and follow all instructions in the manual(s) before attempting to and operate DANGER -- ROTATING BLADES To reduce the risk of injury, keep hands and feet away. Do not operate or grass catcher is in its proper place.
co Sight and hold this level with a vertical tree... -4 5 Z I ,_ or a corner of a building... i i Z __ I i I I O ' FOldo, 5 ' Z "o or a fencepost ', diine , --Lepre_n tsa15 o -4 I I 15 ° Usethis page as a guide to determine slopes where you may not operate safely. WARNING: Do not operate (a rise of approximately mowers up and down up and down slopes. your lawn mower on such slopes. Do not mow on inclines with a slope in excess of 15 degrees 2-1/2 feet every 10 feet).
3 Assembly& Set-Up Contents of Carton One Lawn Mower One Mulching One Lawn Mower Operator's Handle Perform the following sequence for the handle setup: NOTE:This lawn mower is shipped without gasoline or oil in the engine. Fill up the gasoline and oil as instructed in the accompanying engine manual BEFOREoperating your mower. NOTE:Your mower is shipped with the handle in the higher height position. For shipping purposes, the chute deflector on your mower is held in an upright position by a retainer.
NOTE: Each end of the lower same position a. handle must be placed on the mounting in the 4. brackets. Use the cable tie provided handle. to secure cable to the lower Pull the cable tie tight and trim excess. See Fig. 3-5. f- Remove the star knobs shown in Fig. 3-3 and remove the lower handle. --_ Figure 3-5 J Figure b. c. 3. Position each handle bracket in the lower handle. Tighten Position RearWheels 3-3 stud into the top hole installed at factory, in Fig.
MulchingBaffle(if Equipped) 1. If your mower is equipped Adjustments with an optional mulching baffle, install it on the right side of the deck. Follow the sequence indicated a. here. Each wheel has a height adjustment Lift up and hold the side-discharge and insert the bottom chute deflector lip of the mulching inside the chute opening b. baffle See Fig. 3-7. Snap the hooks of the mulching height onto the mower. lever to change the cutting of the mower. I.
4 Controls and Features Control Recoil Starter Cutting Height Adjustment Lever (one at each wheel) Mu|ching Baffle ....................÷_ J Figure 4-1 BladeControl gecoUStarter The blade control is attached to the upper handle of the mower. Depress and squeeze it against the upper handle to operate the The recoil starter is attached to the right upper handle. Stand behind the unit and pull the recoil starter rope to start the unit. unit. Release it to stop engine and blade.
Operation 1 f Starting Engine WARNING: Be sure no one other than the operator is standing near the lawn mower while starting engine or operating mower. Never run engine indoors or in enclosed, poorly ventilated areas. Engine exhaust contains carbon monoxide, an odorless and deadly gas. Keep hands, feet, hair and loose clothing away from any moving parts on engine and lawn mower. 1. Pull out the choke knob located on the left side of the upper handle. See Fig. 5-1.
Maintenance& Adjustments Maintenance 4_ Follow the Engine Maintenance schedule General Recommendations Always observe maintenance. performing any Clean underside on this lawn mower does not cover items that have been subjected to operator abuse or negligence. To receive full value from warranty, operator must maintain the lawn mower as instructed here. Changing of engine-governed Periodically should lubrication. 1. Disconnect mower 2.
7 Service BladeCare WARNING: sharpening When removing or replacement, the cutting protect blade for your hands with a pair of heavy gloves or use a heavy rag to hold the blade. Periodically inspect the blade adapter strike a foreign object. Replace when below for blade service. 1. for cracks, especially necessary. 5. if you the engine part number) Remove the bolt and the blade bell support which operating See Fig. 7-1. faces the ground position.
Troubleshooting Problem Engine Fails to start Cause 1. Remedy 1. Engage blade control. Blade control disengaged. 2. Spark plug boot disconnected. 2. Connect wire to spark boot. 3. Fuel tank empty or stale fuel. 3. Fill tank with clean, fresh gasoline. 4. Engine not primed (if equipped with primer). 4. Prime engine as instructed in the Operation section. 5. Faulty spark plug. 5. Clean, adjust gap, or replace. 6. Blocked 6. Clean fuel line. 7. Engine fuel line. 7.
EngineOperation Fuel Cap \ Air Cleaner Grip Cap Oil Drain Spark Plug Mumer Pre-OperationCheck Oil Recommendations NOTE:This engine is shipped engine. Running the engine serious engine damage Before starting without with insufficient engine, is about 20 oz. Use a 4-stroke, or an equivalent motor oil certified 20 Oil mlmlllm Iilmllm high detergent, SG/SF. on the for general, all temperature in your area from m,3o premium U.S.
CheckOil Level CheckFuel Level NOTE: Be sure to check the engine on a level surface with the 1. Clean around 2. Fill tank to approximately engine stopped. 1. Remove the oil filler cap and wipe the dipstick Fig. 10-2. clean. See fuel fill before neck to allow removing 1-inch below for fuel expansion. NOTE: Before refueling, cap to fuel. lowest portion of Be careful not to overfill. allow engine to cool 2 minutes.
1 EngineMaintenance Periodic any maintenance. To prevent accidental ARNING: the Shut offthe disconnect spark plug engine boot. before _ inspection If engine must be tipped to transport of the engine is essential is to be maintained. Regular maintenance will also ensure a long service life.
AirCleanerService Oil Service Check oil level regularly. Paper filters cannot Be sure correct or every 100 operating dusty conditions. oil level is maintained. hours or daily before starting procedure in the Operation engine. Check every five See oil checking be cleaned and must be replaced section. solvents for cleaning thegasoline air cleaner element. A fire WARNING: Never use or low flash point or explosion could result.
SparkPlugService 3_ necessary by bending side electrode. should be set to 0.030 in. plug removed. DODONOT NOT crankforengine WARNING: check spark _ Measure the plug gap with a feeler gauge. Correct as See Fig. 10-4. The gap with with spark spark plug removed. To ensure proper engine operation, properly and free of deposits. 1. gapped the spark plug must be Remove the spark plug boot and use a spark plug wrench Electrode to remove the plug. See Fig. 10-3.
Fuel Filter Service The fuel filter cannot Storage be cleaned year or every 100 operating gasoline. 1. 2. and must be replaced once a hours; more often if run with old Remove all fuel from tank by running from lack of fuel. engine Engines stored between until it stops in fuel system or on essential your engine deteriorates Remove c-clamp from fuel line and remove tank outlet. See Fig. 10-5.
The EZ Start Promise Provisions of Your Limited Warranty In addition to the other terms and conditions of the Limited Warranty applicable to your new mower, MTD LLC ("MTD") hereby warrants that your mower's engine will start on the first or second attempt by an able-bodied adult (subject to the limitations described below) for the duration of the manufacturer's limited warranty applicable to your product.
Model50M 4O 41 17 5 \ 37 27 28 31 32 25 14 44 42 10 / 11
Model50M Ref. I Part Description Number Ref. I Part Description Number Eye Bolt 23. 710-0216 Screw, 3/8-16 x .75 720-0279 Wing 24. 738-04267 Shoulder 3. 747-1161A-0637 Blade Control 25. 734-04082 Rear Wheel 4. 749-1092A-0637 Upper Handle 26. 982-3062A Handle Bracket Assembly, RH 5. 746-04300 Control 982-3063A Handle Bracket Assembly, LH 6. 749-04037 Lower Handle 27. 720-04072 Star Knob Z 725-0157 Cable Tie 28. 731-2537 Trailshield 8.
EngineModel- 1P65MO 20 m7 8 m13 ({o_ *8 ......................
EngineModel - 1P65MO Ref NO. Part Number 1. 951-10337 Fuel Tank 2. 951-10336 Flywheel 3. 951-10335 Rubber 4. 951-10334 Oil Filler Tube Assembly 5. 951-10333 Dipstick Assembly 6. 951-10406 Cylinder Head Complete 7. 951-10407 Short Block Assembly 8. 951-10320 Stop Switch and Brake Assembly 9. 951-10319 Recoil Spring and Pulley Assembly 10. 951-10314 Push Rod Kit 11. 951-10313 Valve Kit 12. 951-10370 Oil Drain Plug and Washer Assembly 13. 951-10367 Ignition 14.
NOTES 29
MTD CONSUMER GROUP (MTD) and the United States Environment Emission (Owner's Control System Warranty Defect Warranty Protection Agency (U. S. EPA) Statement Rights and Obligations) The U. S. EPAand MTDare pleasedto explaintheemissionscontrolsystemwarrantyon your modelyear 2005and latersmalloff-roadengine. New smalloff-roadenginesmustbe designed,builtand equippedto meetthe stringentanti-smogstandards.
(7)Theengine manufacturer isliable fordamages toother engine components proximately caused byafailure under warranty ofanywarranted part. (8)Throughout theengine's warranty period defined inSubsection (a)(2), MTD willmaintain a supply ofwarranted partssufficient tomeet the expected demand forsuchparts. (9)Anyreplacement partmaybeused intheperformance ofanywarranty maintenance orrepairs andmust beprovided without charge tothe owner. Suchusewillnotreduce thewarranty obligations ofMTD.
MANUFACTURER'S LiMiTED WARRANTY The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited with respect to new merchandise purchased and used in Canadaand/ or its territories and possessions (either entity respectively, "MTD").
