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Owner/Operator Manual
Manuel Du Propriétaire/Utilisateur

04502200 2/12

Printed in USA

ENGLISH

FRANÇAIS

Gasoline containing up to 10% ethanol (E10) or up to 10% MTBE (methyl tertiary butyl ether) is acceptable 
for use in this machine.
The use of any gasoline exceeding 10% ethanol (E10) or 10% MTBE will void the product warranty.

Il est possible d’utiliser de l’essence contenant jusqu’à 10% d’éthanol (E10) ou 10% de MTBE (éther 
méthyl-tertiobutylique) sur cette machine.
L’utilisation d’une essence contenant plus de 10% d’éthanol (E10) ou de 10% de MTBE annulent la 
garantie.

Models

911170 – LM21 Classic
911192 – LM21 Classic
911193 – LM21S Classic
911194 – LM21SW Classic

Walk Behind Lawn Mower

Summary of Contents for 911170

Page 1: ...e of any gasoline exceeding 10 ethanol E10 or 10 MTBE will void the product warranty Il est possible d utiliser de l essence contenant jusqu à 10 d éthanol E10 ou 10 de MTBE éther méthyl tertiobutylique sur cette machine L utilisation d une essence contenant plus de 10 d éthanol E10 ou de 10 de MTBE annulent la garantie Models 911170 LM21 Classic 911192 LM21 Classic 911193 LM21S Classic 911194 LM2...

Page 2: ...ur ou allez sur le site ariens com pour consulter la liste des langues disponibles pour votre équipement Rendez vous chez votre revendeur ou allez sur le site www ariens com pour consulter la liste des langues disponibles pour votre équipement Les manuels imprimés dans des langues différentes de l anglais sont également disponibles en téléchargement gratuit sur notre site Web http www ariens com T...

Page 3: ...ges whether warranty property damage personal injury or death arising out of the use of unauthorized replacement parts To locate your nearest Ariens Dealer go to www Ariens com on the internet DEALER DELIVERY Dealer should 1 Check that all assembly and adjustments have been properly completed 2 Fill out Original Purchaser Registration Card and return the card to Ariens 3 Explain Ariens Limited War...

Page 4: ... than the original purchaser will use the unit ALWAYS provide this manual and any needed safety training before operation SAFETY WARNING This cutting machine is capable of amputating hands and feet and throwing objects Failure to observe the safety instructions in the manuals and on decals could result in serious injury or death Slopes are a major factor related to slip and fall accidents Operatio...

Page 5: ... unit is to be used by someone other than original purchaser loaned rented or sold ALWAYS provide this manual and any needed safety training before operation Learn applicable rules and laws in your area including those that may restrict the age of the operator Read understand and follow all safety practices in Owner Operator Manual before beginning assembly Failure to follow instructions could res...

Page 6: ...hard hat and safety goggles or safety glasses with side shields while operating mower Wear appropriate hearing protection NEVER operate mower barefoot or when wearing open sandals or canvas shoes NEVER wear loose clothes long hair or jewelry that may get caught in rotating parts ALWAYS stand clear of discharge when operating unit NEVER direct discharge toward bystanders Operator is responsible for...

Page 7: ...d personnel may result in severe fines or penalties Emission controls and components can only be adjusted by EPA and or CARB authorized service centers Contact your Ariens Equipment Retailer concerning emission controls and component questions Fuel is highly flammable and its vapors can explode ONLY use approved fuel containers NO Smoking NO Sparks NO Flames Allow engine to cool before filling fue...

Page 8: ... extended stores energy and can be dangerous Always use tools specifically designed for installing or removing an extension spring Always compress or extend springs slowly Before tipping unit remove fuel and battery if equipped Use extra care when loading or unloading unit onto trailer or truck Ensure all wheel blocks jack stands and tie downs will support unit during maintenance Replace worn out ...

Page 9: ...See FILLING THE FUEL TANK on page 14 5 Connect spark plug wire 6 Check the engine blade control feature Try starting the engine without the engine blade control held against the handlebar Engine must not start If engine starts stop engine and bring the unit to your dealer for adjustment or repair ASSEMBLY CAUTION AVOID INJURY Read and understand the entire Safety section before proceeding Figure 3...

Page 10: ... 10 Oil Fill Dipstick 11 Cutting Height Levers 2 Rear Wheel Adjusters 2 Front Wheel Adjusters 12 Primer Bulb 911192 193 194 13 Air Filter 14 Side Discharge Cover 15 Side Discharge Deflector 16 Mulchmaster Plug 17 Handlebar Adjustment Holes 18 Recoil Starter Handle 19 Speed Control Rod 911193 194 CONTROLS AND FEATURES Figure 4 1 7 15 16 1 2 4 3 5 6 7 13 9 8 14 10 11 18 19 3 6 10 13 9 11 12 11 14 11...

Page 11: ...BAR HEIGHT on page 20 Recoil Starter Handle When pulled handle will turn engine over CUTTING HEIGHT ADJUSTMENT OPERATION WARNING Improper operation can lead to injury Learn what the controls do and how they work Thoroughly read and understand entire Operator Manual CAUTION AVOID INJURY Read and understand the entire Safety section before proceeding CAUTION Check function of Engine Blade Control re...

Page 12: ...adjuster pin into the holes that match the desired cutting height and fasten with key ring Figure 6 To change rear wheel cutting height move cutting height levers one notch at a time to set the desired cutting height OPTIONAL CONTROLS Primer Bulb 911192 193 194 Push the primer bulb in to add fuel for easier engine start High High Low Figure 5 1 Cutting Height Lever 1 1 OM0165 Front Rear Low Figure...

Page 13: ...it To drive forward Slowly squeeze and hold wheel drive control against handlebar To stop Release wheel drive control Swivel Wheel Lock 911194 To hold wheel straight 1 Push swivel wheel lock forward 2 Push unit forward until wheel locks in place To allow wheel to swivel 1 Pull swivel wheel lock back Figure 7 Fast Push rod all the way forward Slow Pull rod all the way rearward CAUTION Unit will mov...

Page 14: ...lcohol or ether Fuel Stabilizer Gasoline left in the fuel system for extended periods without a stabilizer will deteriorate resulting in gum deposits in the system These deposits can damage the carburetor and the fuel hoses filter and tank Prevent deposits from forming in the fuel system during storage by adding a quality fuel stabilizer to the fuel Follow the recommended mix ratio found on the fu...

Page 15: ...with hose and allow to dry To Side Discharge 1 Shut off unit 2 Remove grass bag 3 Install Mulchmaster plug see below 4 Remove side discharge cover and keep hardware 5 Attach side discharge deflector to studs on mower Make sure deflector covers discharge opening 6 Secure with cover hardware from step 4 To Mulch 1 Shut off unit 2 Remove grass bag and install side discharge cover 3 Open rear door and...

Page 16: ...the compression stroke Let rope rewind slowly 5 Pull rope with rapid continuous full arm stroke to start engine Allow rope to rewind slowly IMPORTANT DO NOT let starter handle snap against bracket 6 Repeat steps 4 and 5 until engine starts If engine does not start see TROUBLESHOOTING on page 25 Shut Off 1 Release wheel drive control and allow unit to stop completely self propelled models 2 Release...

Page 17: ...ation After first 5 Hours of operation CHECK ENGINE BLADE CONTROL The engine and blade must stop within 3 seconds after releasing the control If the engine and blade continue to run adjust or repair control immediately MAINTENANCE CAUTION AVOID INJURY Read and understand the entire Safety section before proceeding MAINTENANCE SCHEDULE Service Performed Before Each Use 25 hrs 50 hrs 100 hrs Check E...

Page 18: ...eplace if necessary NOTE Blades should be sharpened and balanced professionally Contact your Ariens Dealer To remove blade 1 Stop engine wait for all moving parts to stop and disconnect spark plug wire 2 Block blade to prevent rotation 3 Remove bolt lock washer flat washer and blade from shaft To install blade 1 Replace blade flat washer lock washer and bolt on shaft 2 Torque bolt to 37 5 50 lbf f...

Page 19: ... level must be maintained at all times or engine damage will result DO NOT overfill Be sure engine is level when adding oil GENERAL LUBRICATION Swivel Wheels 911194 See Figure 13 Use Mix Hi Temp Grease or equivalent on the lube fittings Order P N 00036800 3 pack of 3 oz cartridges CHECK SPARK PLUG Spark plug should be replaced every 100 hours of operation or each year NOTE Loose spark plug wire te...

Page 20: ...e 2 Set the right rear wheel to its lowest cutting height and the left rear wheel to the third cutting height This position provides clearance between friction disc and drive sheave 3 Remove belt from the idler then the drive sheave and finally the engine pulley Figure 15 4 Pull belt through opening under mower pan and over blade 5 Make sure the idler pulley turns and the idler arm moves freely 6 ...

Page 21: ...here is no slack in cable 4 Tighten lower cable nut to 3 mm below bracket Release z bend bracket 5 Tighten upper cable nut until bracket is secure between cable nuts 6 Engage engine blade control Measure distance between middle of z bend and cable bracket Measurement should be as shown below 7 If correct measurement cannot be set contact your local dealer OM1010 OM1040 No slack OM1061 OM1020 OM103...

Page 22: ...gine on the mower should start moving as soon as the wheel drive control begins to pull on the cable If the wheel drive control requires a long travel before the mower begins to pull decrease the gap between the friction disc and aluminum drive plate To increase the gap between the friction disc and the aluminum drive plate 1 Loosen the lower cable nut on the wheel drive control cable and then tig...

Page 23: ...speed control bell crank See Figure 19 To adjust 1 Remove cover fully compress the helical spring lock washers with lock nut and then back lock nut off one quarter turn 2 If the speed control rod is still too loose tighten lock nut by small increments until it holds its position Tightening the lock nut too much will not allow the speed control rod to move at all 3 Align notch in left hand side of ...

Page 24: ...en storing unit for extended periods of time remove all fuel from tank and carburetor run dry Refer to engine manual Fuel System Gasoline left in the fuel system for extended periods without a stabilizer will deteriorate resulting in gum deposits in the system These deposits can damage the carburetor and the fuel hoses filter and tank Prevent deposits from forming in the fuel system during storage...

Page 25: ...aise cutting height 2 Allow grass to dry 3 Mow slower Mower does not bag clippings 1 Grass bag is overfilled 2 Mulching plug is installed 1 Empty grass bag and do not allow it to overfill 2 Remove mulching plug Wheel drive does not engage Self Propelled models 1 Wheel drive control not engaged 2 Drive belt out of position 3 Drive belt worn or damaged 4 Rear wheels at different cutting heights 5 Id...

Page 26: ...Plug 21540800 911192 193 194 Blade 01137000 Drive Belt 07217100 Friction Disc 03248300 ACCESSORIES See your authorized Ariens Dealer to add these optional accessories 71102400 Dethatcher 71102700 Mulchmaster Plug 71103000 Grass Bag 71103200 Rear Discharge Chute 71103500 Mulchmaster Mulching Kit 71103700 Leaf Shredder 71103900 Straight Axle Kit 71104100 Front Swivel Wheel Kit 71104700 Bag N Drag Ba...

Page 27: ...n cc 10 9 179 10 9 179 10 6 173 10 9 179 Cylinder Bore Aluminum Cast Iron Aluminum Engine Oil Type See Engine Manual Crank Case Capacity Oz Liter 23 7 23 7 23 7 23 7 Oil System Forced Splash Forced Splash Splash Forced Splash Spark Plug Gap in mm 0 030 0 762 0 030 0 762 0 030 0 762 0 030 0 762 Fuel Type Unleaded Fuel Tank Capacity qt Liter 2 1 2 0 2 1 2 0 1 6 1 5 2 1 2 0 Primer Bulb Standard N A S...

Page 28: ...duct registration card in the literature package and return it to the Ariens Company or register the unit online at www ariens com www gravely com www countax com To obtain warranty service the original purchaser must Perform the maintenance and adjustments explained in the owner s manual Warranty Code Product Group Warranty Period Consumer Use Warranty Period Commercial Use HA Zoom ZT Zero Turn R...

Page 29: ...ns Company to incorporate such design changes into previously manufactured products nor shall such changes be construed as an admission that previous designs were defective LIMITATION OF REMEDY AND DAMAGES Ariens Company s liability under this warranty and under any implied warranty that may exist is limited to repair of any defect in workmanship and repair or replacement of any defective part Ari...

Page 30: ...e amount of time not to exceed 30 days If you have a question regarding your warranty coverage you should contact Ariens Company Technical Service Center at 1 920 756 2141 DEFECTS WARRANTY REQUIREMENTS a The warranty period begins on the date the small off road equipment is delivered to an ultimate purchaser b General Evaporative Emissions Warranty Coverage Ariens Company warrants to the ultimate ...

Page 31: ...his article The manufacturer issuing the warranty will not be liable under this Article to warrant failures of warranted parts caused by the use of an add on or modified part Evaporative Emission Warranty Parts List The following parts are considered emission related components for evaporative emissions Fuel Tank Fuel Cap and Tether Fuel Line Fuel Line Fittings Clamps Pressure Relief Valves Contro...

Page 32: ...Ariens 655 West Ryan Street Brillion WI 54110 1072 920 756 4688 Fax 920 756 2407 www ariens com ...

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