Page 2 - TABLE OF CONTENTS
GB - 2 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Assembly . . . . . . . . . . . . . . . . . . . . . . . . 9 Controls and Features . . . . . . . . . . . . 10 Operation . . . . . . . . . . . . . . . . . . . . . . . 11 Maintenance. . . . . . . . . . . . . . . . . . . . . 17 Service...
Page 3 - DISCLAIMER
GB - 3 • Record Unit Model and Serial numbers here: • Record Engine Model & Serial numbers here: PRODUCT REGISTRATION The Ariens dealer must register the product at the time of purchase. Registering the product will help the company process warranty claims or contact you with the latest service ...
Page 4 - SAFETY ALERTS; Personal Safety Is Involved!; NOTATIONS; SAFETY
GB - 4 SAFETY ALERTS Look for these symbols to point out important safety precautions. They mean: Attention! Personal Safety Is Involved! Become Alert! Obey The Message! The safety alert symbols above and signal words below are used on decals and in this manual. Read and understand all safety messag...
Page 5 - SAFETY RULES
GB - 5 SAFETY DECALS AND LOCATIONS ALWAYS replace missing or damaged safety decals. Refer to Figure 2 for safety decal locations. 1. DANGER! TO AVOID SERIOUS INJURY OR DEATH 2. DANGER! KEEP HANDS AND FEET AWAYDo not operate mower unless guards are in operating position or bagger is attached. 3. CAUT...
Page 9 - ASSEMBLY
GB - 9 CARTON CONTENTS ASSEMBLY 1. Unfold and adjust handlebar. See HANDLEBAR HEIGHT on page 20. NOTE: DO NOT bend the speed control rod (if equipped) when unfolding the handlebars. 2. Fill engine crankcase with oil. See engine manual. 3. Set-up mower for bagging, side discharge or mulching. See MOW...
Page 10 - CONTROLS AND FEATURES
GB - 10 1. Engine/Blade Control2. Wheel Drive Control (911183, 184)3. Adjustable and Folding Handlebars4. Swivel Wheel Lock (911184)5. Grass Bag6. Rear Door7. Fuel Tank and Cap8. Height Adjustment Pins (911184)9. Muffler and Muffler Guard 10. Oil Fill/Dipstick 11. Cutting Height Levers (2 Rear Wheel...
Page 11 - Handlebar; CUTTING HEIGHT ADJUSTMENT; OPERATION; STOP
GB - 11 CONTROLS AND FEATURES See Figure 4 for locations. Engine/Blade Control The engine/blade control must be held against the handlebar to start the engine and blade. Engine/blade control feature on mower stops engine and blade within 3 seconds whenever operator releases handlebar. Check this fea...
Page 12 - OPTIONAL CONTROLS
GB - 12 Standard Models To change cutting height, move cutting height levers one notch at a time on each wheel to set desired height (Figure 5). NOTE: Each wheel on mower must be set at the same height for a level cut. Swivel Wheel Models (911184) To change front wheel cutting height, insert height ...
Page 13 - Wheel Drive Control
GB - 13 Speed Control (self-propelled models) Speed control rod changes the mower’s forward travel speeds. Start mowing slowly and use speed control rod to gradually increase speed to a safe, comfortable walking pace. Speed control rod should hold the desired speed. If not, adjust speed control bell...
Page 14 - Fuel Stabilizer
GB - 14 FILLING THE FUEL TANK GASOLINE IMPORTANT: ALWAYS use gasoline that meets the following guidelines: • Clean, fresh gasoline. • A minimum of 87 octane/87 AKI (91 RON). High altitude use may require a different octane. Consult your engine manual. • Gasoline with up to 10% ethanol (gasohol) or u...
Page 16 - Manual Start
GB - 16 EMERGENCY STOPPING To stop the mower in an emergency: 1. Release the engine/blade control.2. Release the wheel drive control (self- propelled models). 3. Allow all moving parts to stop before leaving operator’s position. STARTING AND SHUT OFF See Figure 4 for all Controls and Features.NOTE: ...
Page 17 - MAINTENANCE
GB - 17 Ariens Dealers will provide any service, parts or adjustments which may be required to keep your unit operating at peak efficiency. Should engine require service, contact an Ariens Dealer or an authorized engine manufacturer's service center. MAINTENANCE SCHEDULE NOTE: Some working condition...
Page 18 - Sharpen the Mower Blades
GB - 18 CHECK WHEEL DRIVE CONTROL (Self-Propelled Models) The unit must stop quickly and completely when the control is released. Adjust or repair if necessary. See WHEEL DRIVE CONTROL ADJUSTMENT on page 22. CHECK GRASS BAG Check grass bag frequently for wear or deterioration. Replace worn or damage...
Page 20 - SERVICE AND ADJUSTMENTS; Pin
GB - 20 SERVICE POSITION Put unit into service position for easy access to underneath the deck. 1. Place unit on a flat, level surface.2. Disconnect spark plug wire. 3. Remove fuel cap, place a piece of plastic bag over the opening and tighten cap securely. 4. Tip unit onto right side. Make sure uni...
Page 21 - No slack
GB - 21 ENGINE/BLADE CONTROL ADJUSTMENT (911184) To adjust engine/blade control: 1. Loosen cable nuts away from bracket. 2. Squeeze z-bend bracket at engine end of cable toward front of unit and hold in place. 3. Pull cable down from bracket until there is no slack in cable. 4. Tighten lower cable n...
Page 23 - SPEED CONTROL BELL CRANK
GB - 23 To decrease the gap between the friction disc and the aluminum drive plate: 1. Loosen the upper cable nut on the wheel drive control cable, and then tighten the lower cable nut against the adjuster bracket. See Figure 18. 2. Check the adjustment and readjust as needed. NOTE: If the gap betwe...
Page 24 - STORAGE
GB - 24 IMPORTANT: NEVER spray unit with high-pressure water or store unit outdoors. Store mower in a cool, dry, protected location. Cleaning Clean unit thoroughly with mild soap and low pressure water. Brush off dirt and debris from all surfaces. Touch up all scratched surfaces to prevent rust. Mat...
Page 25 - TROUBLESHOOTING; PROBLEM
GB - 25 TROUBLESHOOTING PROBLEM PROBABLE CAUSE CORRECTION Engine will not start 1. Fuel tank empty or low. 2. Spark plug wire loose or off.3. Engine/Blade control cable detached, broken, or not adjusted properly. 1. Check fuel level. Fill tank if necessary. 2. Check connection.3. Check cable. Adjust...
Page 27 - SPECIFICATIONS
GB - 27 SPECIFICATIONS Model Number 911183 911184 911160 911182 Description LM21S LM21SW LM21 LM21 Length - in. (cm) 61.5 (156) Height - in. (cm) 38 (96.5) Width - in. (cm) 23 (58.4) Actual Weight - lbs (kg) 109 (49.4) 125 (56.7) 99 (44.9) 99 (44.9) Cutting Width- in. (cm) 21 (53.3) Cutting Height -...
Page 28 - Two-Year Limited Lawn
ARIENS COMPANY GRAVELY ® | STENS ® | LOCKE ® | NATIONAL ® | BYNORM ® | EVERRIDE ® | GREAT DANE ® Con_L&G_2010 29 Two-Year Limited Lawn and Garden Warranty This warranty statement applies only to 21-Inch Walk Behind Lawn Mowers, Wide Area Walks, AMP Wide Area Walks, Tillers, String Trimmers, Log ...
Page 29 - Exclusions – Items Not Covered by This Warranty
ARIENS COMPANY GRAVELY ® | STENS ® | LOCKE ® | NATIONAL ® | BYNORM ® | EVERRIDE ® | GREAT DANE ® Con_L&G_2010 30 To find an Ariens or Gravely authorized service representative, contact Ariens at: 655 W. Ryan Street Brillion, WI 54110 (920) 756 - 2141 www.ariens.com www.gravely.com Exceptions and...
