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Walk Behind Lawn Mower
Owner/Operator Manual
Manuel Du Propriétaire/Utilisateur
Model
911160 – LM21 Classic
911182 – LM21 Classic
911183 – LM21S Classic
911184 – LM21SW Classic
ENGLISH
04056700 2/10
Printed in USA
FRANÇAIS
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TABLE OF CONTENTS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Storage. . . . . . . . . . . . . . . . . . . . . . . . . 24 Assembly . . . . . . . . . . . . . . . . . . . . . . . . 9 Troubleshooting . . . . . . . . . . . . . . . . . 25 Controls and Features . . . . . . . . . . . . 10 Service Parts . . . . . . . . . . . . . . . . . . . . 26 Operation . . . . . . . . . . . . . . . . . . . . . . . 11 Accessories . . . . . . . . . . . . . . . . . . . . . 26 Maintenance. . . . . . .
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� Record Unit Model and Serial numbers DEALER DELIVERY here: Dealer should: 1. Check that all assembly and adjustments have been properly completed. � Record Engine Model & Serial numbers 2. Fill out Original Purchaser Registration here: Card and return the card to Ariens. 3. Explain Ariens Limited Warranty Policy. 4. Explain recommended lubrication and maintenance. Advise customer on PRODUCT REGISTRATION adjustments. Remind customer to The Ariens dealer must register the product chang
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SAFETY CAUTION: POTENTIALLY WARNING: This cutting machine HAZARDOUS SITUATION! If not is capable of amputating hands avoided, MAY RESULT in minor or and feet and throwing objects. moderate injury. It may also be Failure to observe the safety used to alert against unsafe instructions in the manuals and practices. on decals could result in serious injury or death. NOTATIONS Slopes are a major factor related to slip and fall accidents. NOTE: General reference information for proper op
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SAFETY DECALS AND � Go across slopes, not up and down. LOCATIONS � Look down and behind before and ALWAYS replace missing or damaged safety while moving backward. decals. Refer to Figure 2 for safety decal � Do not park on a slope unless locations. chocked or blocked. � Do not allow operation of machine by 1 untrained personnel. 3 2. DANGER! KEEP HANDS AND FEET AWAY Do not operate mower unless guards are in operating position or bagger is attached. 3. CAUTION! � Bag is subject to wear an
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Keep away from drop-offs, ditches, or Read, understand, and follow all instructions embankments that could cause operator to in the manual and on the machine before lose footing or control of unit. starting. Understand: ALWAYS be aware of traffic when operating � How to operate all controls along streets or curbs. � The functions of all controls Keep work area clear of all persons, children � How to STOP in an emergency. and pets. DO NOT attempt to start your engine until you know what the co
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DO NOT mow at too fast a rate. DO NOT When practical, remove gas-powered change engine governor setting or over- equipment from the truck or trailer and refuel speed the engine. it on the ground. If this is not possible, then refuel such equipment on a trailer with a Do not operate mower on gravel or loose portable container, rather than from a material such as sand. Stop mower when gasoline dispenser nozzle. crossing drives, walks, or roads to prevent damage or injury from thrown object
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Accidental engine start up can cause death or Ensure all wheel blocks, jack stands and tie serious injury. Except where specifically downs will support unit during maintenance. recommended, ALWAYS stop engine, Replace worn-out mufflers immediately. remove key (electric start models), wait for Continued use could result in fire or moving parts to stop, allow parts to cool and explosion. disconnect spark plug wire before inspecting, Sharp edges can cut or amputate fingers or a servicing, a
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ASSEMBLY ASSEMBLY CAUTION: AVOID INJURY. Read 1. Unfold and adjust handlebar. See and understand the entire Safety HANDLEBAR HEIGHT on page 20. section before proceeding. NOTE: DO NOT bend the speed control rod (if equipped) when unfolding the handlebars. CARTON CONTENTS 2. Fill engine crankcase with oil. See engine manual. 1 3. Set-up mower for bagging, side 2 discharge or mulching. See MOWER SET-UP on page 14. 4. Fill fuel tank. See FILLING THE FUEL TANK on page 14. 5. Connect spark pl
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CONTROLS AND FEATURES 1 2 3 5 4 19 6 1 7 2 18 13 12 17 3 11 5 19 6 8 7 9 10 18 8 14 13 12 17 11 11 16 7 15 10 9 11 14 OM3195 Figure 4 1. Engine/Blade Control 12. Primer Bulb 2. Wheel Drive Control (911183, 184) 13. Air Filter 3. Adjustable and Folding Handlebars 14. Side Discharge Cover 4. Swivel Wheel Lock (911184) 15. Side Discharge Deflector 5. Grass Bag 16. Mulchmaster™ Plug 6. Rear Door 17. Handlebar Adjustment Holes 7. Fuel Tank and Cap 18. Recoil Starter Handle 8. Height Adjustment Pin
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OPERATION Handlebar CONTROLS AND FEATURES Adjust handlebar to a safe and comfortable See Figure 4 for locations. height. See HANDLEBAR HEIGHT on page 20. WARNING: Improper operation Recoil Starter Handle can lead to injury. Learn what the controls do and how they work. When pulled, handle will turn engine over. Thoroughly read and understand entire Operator Manual. CUTTING HEIGHT ADJUSTMENT DANGER: Avoid injury from CAUTION: AVOID INJURY. Read rotating blade. and understand the entire S
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Standard Models Swivel Wheel Models (911184) To change cutting height, move cutting height levers one notch at a time on each wheel to To change front wheel cutting height, insert set desired height (Figure 5). height adjuster pin into the holes that match the desired cutting height and fasten with key NOTE: Each wheel on mower must be set at the same height for a level cut. ring (Figure 6). To change rear wheel cutting height, move Rear cutting height levers one notch at a time to Low
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Speed Control (self-propelled Wheel Drive Control (self-propelled models) models) Speed control rod changes the mower’s forward travel speeds. CAUTION: Unit will move forward at engine start if wheel drive Fast –Push rod all the control is engaged. ALWAYS way forward. release wheel drive control before starting unit. NOTE: Engine must be running for wheel drive to propel unit. To drive forward: Slowly squeeze and hold wheel drive control against handlebar. To stop: Release wheel drive c
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Fuel Stabilizer Unlock - Wheel Gasoline left in the fuel system for extended Swivels 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 fuel Lock - Wheel Held stabilizer container. Straight To add fuel to fuel tank:
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4. Remove side discharge cover and keep To Bag hardware. 5. Attach side discharge deflector to studs CAUTION: Check grass bag on mower. Make sure deflector covers frequently for wear or discharge opening. deterioration. Replace worn or 6. Secure with cover hardware from step 4. damaged bag with Ariens original equipment replacement bag only. Side Discharge Deflector 1. Shut off unit. 2. Install side discharge cover. Figure 9 To Mulch 1. Shut off unit. 2. Remove grass bag and install side
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EMERGENCY STOPPING Shut Off 1. Release wheel drive control and allow To stop the mower in an emergency: unit to stop completely (self-propelled 1. Release the engine/blade control. models). 2. Release the wheel drive control (self- 2. Release engine/blade control. propelled models). Mowing Tips 3. Allow all moving parts to stop before leaving operator’s position. Cut grass when it is dry. Keep mower blades sharp. STARTING AND SHUT OFF Do not set cutting height too low. For tall grass, mow t
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MAINTENANCE MAINTENANCE CAUTION: AVOID INJURY. Read and understand the entire Safety SCHEDULE section before proceeding. Before 25 50 100 Service Each hrs hrs hrs Ariens Dealers will provide any service, parts Performed Use or adjustments which may be required to keep your unit operating at peak efficiency. Check � Should engine require service, contact an Engine/Blade Control Ariens Dealer or an authorized engine manufacturer's service center. Check Wheel � Drive Control MAINTENANCE
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CHECK WHEEL DRIVE CONTROL Sharpen the Mower Blades (Self-Propelled Models) CAUTION: DO NOT sharpen The unit must stop quickly and completely mower blades while on unit. An when the control is released. Adjust or repair imbalanced mower blade will if necessary. See WHEEL DRIVE CONTROL cause excessive vibration and ADJUSTMENT on page 22. eventual damage to unit. Check mower blade balance before CHECK GRASS BAG reinstalling blades. NEVER weld or straighten bent Check grass bag frequently
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3. Check mower blade balance. GENERAL LUBRICATION Slide mower blade on an unthreaded Swivel Wheels (911184) bolt. A balanced blade should remain in See Figure 13. a horizontal position. If either end of mower blade moves downward, sharpen Use Mix Hi-Temp Grease or equivalent on the the heavy end until blade is balanced lube fittings. Order P/N: 00036800 - 3 pack of (Figure 12). 3 oz. cartridges. 4. Install mower blade on unit. 5. Tighten the bolts to a torque of 37.5 - Lube Fitting 50 lb
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SERVICE AND ADJUSTMENTS DRIVE BELT REPLACEMENT CAUTION: AVOID INJURY. Read (Self-Propelled Models) and understand the entire Safety section before proceeding. To remove drive belt: 1. Disconnect spark plug wire. SERVICE POSITION 2. Set the right rear wheel to its lowest cutting height, and the left rear wheel to Put unit into service position for easy access the third cutting height. This position to underneath the deck. provides clearance between friction disc and drive sheave. CAUTION:
