Ariens 911099 - LM21SH- User Manual

GB - 9 Accidental engine start up can cause death or serious injury. Except where specifically recommended, ALWAYS stop engine, remove key (electric start models), wait for moving parts to stop, allow parts to cool and disconnect spark plug wire before inspecting, servicing, adjusting or repairing u...

GB - 10 1. Engine/Blade Control2. Wheel Drive Control 3. Adjustable and Folding Handlebars4. Swivel Wheel Lock (911100) (911101, 330, 525) 5. Grass Bag6. Rear Door7. Fuel Tank and Cap8. Fuel Shutoff Valve (911099, 101, 102)9. Choke Lever (911099, 101) 10. Height Adjustment Pins (911101, 330, 525) 11...

GB - 11 CONTROLS AND FEATURES See Figure 5 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...

GB - 12 Swivel Wheel Models (911101, 330, 525) To change front wheel cutting height, insert height adjuster pin into the holes that match the desired cutting height and fasten with key ring (Figure 7).To change rear wheel cutting height, move cutting height levers one notch at a time to set the desi...

GB - 13 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 crank. (See Speed Control Bell Crank on page 22.) Wheel Drive Control NOTE: Engine must be running...

GB - 14 911099, 101 Fuel shutoff valve open. Fuel shutoff valve closed. FILLING FUEL TANK To add fuel to fuel tank: 1. Put unit in open or well-ventilated area.2. Stop engine and allow to cool.3. Clean fuel cap and surrounding area.4. Remove cap. IMPORTANT: See engine manual for correct type and gra...

GB - 15 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 5 for all Controls and Features.NOTE: ...

GB - 16 Mulching Tips For best mulching performance, cut no more than 1 inch (2.54 cm) of grass per cutting. 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 ...

GB - 17 3. Connect spark plug wire. Sharpen the Mower Blades 1. Remove mower blade from unit. Discard mower blade if: • More than 1/2 in. (1.27 cm) of metal is removed. • Air lifts become eroded. • Blade is bent or broken. 2. Sharpen mower blade by removing an equal amount of material from each end ...

GB - 18 REPLACE OIL FILTER (911526) Replace oil filter every 100 hours of use or every season. 1. Change engine oil.2. Clean around filter.3. Turn filter counterclockwise to remove (Figure 10). 4. Apply a thin coat of oil onto seal of new filter. 5. Install new filter and hand tighten securely. Swiv...

GB - 19 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 left side, opposite the discharge opening (911330, 331, 514, 515, 525, 526, 531).Tip unit onto right side (911099...

GB - 20 ENGINE/BLADE CONTROL ADJUSTMENT 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 nut to 1/8...

GB - 21 DRIVE BELT REPLACEMENT To remove drive belt: 1. Disconnect spark plug wire.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, th...

GB - 22 SPEED CONTROL BELL CRANK The speed control bell crank holds the speed control rod in position after a speed has been set. The spring washers may become loose with normal wear. If the speed control rod does not stay firmly in position, adjust the speed control bell crank. See Figure 17.To adj...

GB - 25 SPECIFICATIONS Model Number 911099 911101 911102 911330 911331 Description LM21SH LM21SWH LM21SCH LM21SW LM21SE Length - in. (cm) 61.5 (156) Height - in. (cm) 38 (96.5) Width - in. (cm) 23 (58.4) Actual Weight - lbs (kg) 100 (45.3) 107 (48.8) 115 (52.2) 105 (45.7) 102 (46.3) Cutting Width- i...