Simplicity 1693650 860M manuale d’uso

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OPERA T OR’S MANU AL Lar g e Frame Sno wthr o wer 860M LargeFrame Snowthr ower Mfg. No. Description 1693650 860M, 8HP Snowthrower 1693651 860M, 8HP Snowthrower (Export) 1693763 860M, 8HP Snowthrower 1693775 860M, 8HP Snowthrower (Export) 1720535-01 Rev 4/2000 TP 100-2292-01-LW-S[...]

MANUFACTURING, INC. 500 N Spring Street / PO Box 997 Port Washington, WI 53074-0997 www.simplicitymfg.com © Copyright 2000, Simplicity Manufacturing, Inc. All Rights Reserved. Printed in USA.[...]

1 T able Of Contents SAFETY RULES General ...................................................................2 Preparation .............................................................2 Operation ................................................................3 Maintenance & Storage ..........................................3 Safety Decals ....[...]

03 2 W ARNING This unit is a “two-stage” snowthrower. The first stage is the auger, which feeds the snow back into the impeller housing. The second stage is the impeller, which throws the snow out the dis- charge chute. If bodily contact is made with the auger or impeller when they are rotating, severe personal injury will occur. To avoid injur[...]

03 3 Safety Rules OPERA TION • Keep hands and feet away from rotating parts. Keep clear of discharge opening at all times. • Always clear snow up and down the face of slopes, never across the face. Use extreme caution when changing direction on slopes. Do not attempt to clear slopes over 17.7% (10 o ) . • Use extreme caution when operating on[...]

03 Safety Decals 4 SAFETY DECALS Safety warning decals are placed at strategic locations on the snowthrower as a constant reminder to the opera- tor of the most important safety precautions. All warning, caution and instructional messages on your snowthrow- er should be carefully read and obeyed. If any of these decals are lost or damaged, replace [...]

03 5 Controls Figure 1. Snowthrower Controls Figure 2. Engine Controls ENGINE CONTR OLS SNO WTHR O WER CONTROLS A Electric Start Button (Optional) Activates electric starter B Fuel Valve Turns fuel supply on or off. C Starter Handle Used to start engine D Primer Button Primes carburetor for faster cold starting. E Throttle Lever Controls engine spe[...]

03 6 ST AR TING CONTROLS Electric Start Units Only A. Electric Start Button - The Electric Start Button (A, Figure 3) activates an electric starter mounted to the engine, eliminating the need to pull the starter handle. The Electric Start Button operates on 120 Volts AC, which is provided by connection to the extension cord provided with units equi[...]

03 7 Controls Figure 4. Operator's Control Position A. Speed Selector C. Auger Control B. Drive Control D. Chute Direction Control Figure 5. Snowthrower Controls A. Speed Selector F. Chute Deflector Knob (Behind) B. Drive Control G. Skid Shoes C. Auger Control H. Traction Lock Pins D. Chute Control I. Headlight (Optional) E. Chute Deflector A [...]

03 8 GENERAL OPERA TION CHECKS BEFORE EA CH ST AR T -UP 1. Make sure all safety guards are in place and all nuts, bolts and clips are secure. 2. Check the engine oil level. See your engine Owner ’ s Manual for procedure and specifications. 3. Check to make sure spark plug wire is attached and spark plug is tightened securely. If necessary, torque[...]

03 9 Operation ST AR TING THE ENGINE 1. Turn the fuel valve (B, Figure 6) to the ON position. 2. Insert the Engine Key (F) into the Engine Key slot and push fully in to the RUN position. 3. Move the Throttle Lever (E) fully up to the FAST posi- tion. 4. Turn the Choke Knob (G) fully clockwise if engine is cold. (Do not choke a warm engine.) 5. Push[...]

03 10 GR OUND SPEED SELECT OR Use the Speed Selector (A, Figure 8) to control the drive speed of the snowthrower. There are five forward speeds and two reverse speeds. Use the lower speeds to blow deep or wet snow. Use the higher speeds to blow light snow or to drive the snow- thrower without blowing snow. To change speeds, first release the tracti[...]

03 11 Operation FREE-WHEELING AND TRA CTION DRIVE LOCK For easy turning when pushing the snowthrower, you can disengage the traction drive at one or both wheels by using the Traction Lock Pins (See Figures 11 & 12.) 1. Turn the unit off, remove the Engine Key, and discon- nect the spark plug wire. 2. To DISENGAGE the traction drive lock, insert[...]

03 12 Regular Maintenance NORMAL CARE OFF-SEASON ST ORA GE Before you store your snowthrower for the off-season, read the Maintenance and Storage instructions in the Safety Rules section and take the following precautions: NOTE: Gasoline, if permitted to stand unused for extend- ed periods (30 days or longer), may develop gummy deposits which can a[...]

Figure 18. Lubricate Deflector Hinges 04 LUBRICATION NOTES: 1.Grease locations indicated by grease gun symbol: Use grease fittings when present. Disassemble parts to apply grease to moving parts when grease fittings are not installed. 2.Oil locations indicated by oil can symbol: Do not allow oil to drip onto traction drive or friction disc. 13 Regu[...]

03 14 T roubleshooting, Adjustments, & Service W ARNING Before performing any adjustment or service to snowthrower, stop the engine and wait for moving parts to stop. Remove the key. To prevent accidental starting, disconnect the spark plug wire and fasten away from the plug. PROBLEM POSSIBLE CA USE REMED Y Engine fails to start. 1. Key is OFF.[...]

03 15 T roubleshooting, Adjustments, & Service PROBLEM POSSIBLE CA USE REMED Y Auger rotates, but snow is not thrown far enough 1. Chute Deflector too low. 2. Engine speed too slow. 3. Ground speed too fast. 4. Snowthrower discharge chute clogged. 5. Auger belt loose or worn. 1. Adjust deflector as necessary. 2. Set speed to full throttle. 3. U[...]

03 16 T roubleshooting, Adjustments, & Service TRA CTION DRIVE SYSTEM ADJUSTMENT Speed Selector Piv ot Adjustment The Speed Selector is factory set for optimal perfor- mance at each forward and reverse speed setting. However, if drive system components have been replaced, adjustment may be necessary. Adjust as follows: 1. Move the ground speed [...]

T roubleshooting, Adjustments, & Service 17 03 A UGER DRIVE SYSTEM ADJUSTMENTS A uger Drive Clutch Rod Adjustment All auger drive adjustment is accomplished through the auger drive clutch rod. The rod must be adjusted so that there is 1/32 ” clearance between the spring hook and the auger lever (see Figure 21). Proper adjustment allows the au[...]

T roubleshooting, Adjustments, & Service 18 03 Figure 24. Belts and Pulleys A. Capscrews F. Auger Pulley B. Belt Guides G. Idler Pulley, Auger C. Traction Drive Belt H. Traction Pulley D. Auger Drive Belt I. Idler Pulley, Traction E. Engine Pulley Figure 23. Auger Pulley Belt Stops (shown with bottom cover removed) A. Nuts C. Auger Pulley B. Be[...]

03 T roubleshooting, Adjustments, & Service 19 Figure 25. Belt Pattern (as viewed from front of snowthrower) A. Engine Pulley C. Idler Pulley B. Drive Belt D. Driven Pulley Figure 26. Shear Pins SHEAR PIN REPLA CEMENT Under most circumstances, if the auger strikes an object which could cause damage to the unit, the shear pin will break. (This p[...]

03 DISCHARGE CONTR OL ADJUSTMENT If the discharge chute is difficult to operate, first lubricate the pinion gear (A, Figure 27) and ring gear (F). If it is still difficult to operate, adjust as follows: 1. Loosen the nut (G, Figure 27) which holds the pinion gear bracket in the slotted hole. 2. If the pinion gear is too tight against the ring gear,[...]

Specifications 21 03 ENGINE Make ................................................................Tecumseh Cylinders ........................................................................1 Cycles .............................................................................4 Crankshaft .......................................................Horizont[...]

03 22 USE ONL Y GENUINE SIMPLICITY REPLA CEMENT P ARTS A vailable thr ough your local authorized SIMPLICITY dealer . Specifications Note: Information listed above is correct at time of printing, and are subject to changes in availability and specifications without notice. Part numbers may be superceded by other part numbers. COMMON REPLA CEMENT P A[...]