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MAINTENANCE
SAFETY ASSEMBLY OPERATION ADJUSTMENTS STORAGE PARTS LIST
Owner’s Manual
9 Horse Power
26” Two-Stage Wheel Drive
Snow Thrower
Model No.
247.888520
CAUTION: Before using this product,
read this manual and follow all Safety
Rules and Operating Instructions.
Sears, Roebuck And Co., Hoffman Estates, IL 60179, U.S.A.
770-10057B
Printed in U.S.A.
(10/98)
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TABLE OF CONTENTS Content Page Content Page Warranty Information .........................................2 Service & Adjustment.........................................20 Safe Operation Practices ...................................3 Off-Season Storage ...........................................25 Assembly ...........................................................6 Trouble-Shooting ...............................................26 Operation ......................................................
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SAFETY SAFE OPERATION PRACTICES This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate your snow thrower. Failure to comply with these instructions may result in personal injury. When you see this symbol—heed its warning. Your snow thrower was built to be operated according to the rules for safe operation in this manual.
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hand in the discharge or collector openings. Use a by the snow thrower manufacturer. stick or wooden broom handle to unclog the • Never operate the snow thrower without good visibility discharge opening. or light. Always be sure of your footing and keep a firm • Take all possible precautions when leaving the unit hold on the handles. Walk, never run. unattended. Disengage the collector/impeller, stop • Muffler and engine become hot and can cause severe the engine and remove the key. burn i
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HARDWARE PACK Lay the hardware pieces from the hardware pack on the figure here and you will have automatically sorted these according to the steps of the assembly procedure described later. (Only one unit of each hardware has been shown per group. The number in parenthesis indicates the total number of the hardware needed in that group.) Lock Washer (4) Flanged A E Hex Bolt (6) Nut (6) Hex Bolt (2) 1/4-20 1/4-20 x .75 Handle Tab (2) 5/16-18 x 1.75 (2) Hex Bolt Chute Flange Keeper (3) 5/1
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ASSEMBLY Handle Panel Rear Left Handles Right Front Two-Piece Chute Crank Discharge Chute Shift Rod Figure 1 c. Left Hand Handle IMPORTANT: This unit is shipped with engine oil in the engine, but without gasoline. After assembly, see d. Two-piece Chute Crank Assembly e. Shift Rod OPERATION section of this manual for fuel selection f. Hardware Pack and fill-up. Assembly Tips: For easier assembly purposes, NOTE: To determine right and left hand sides of your remove the chute from the carton
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ASSEMBLY • Secure bottom hole in the handle to the snow • Attach the handle panel to the handle with two thrower using 5/16 x0.75" hex bolt and lock carriage bolts, cupped washers (cupped side washer from the hardware pack (group A on against the handle panel) and hex nuts on each page 5 ). Do not tighten at this time. See Figure 2. side. See Figure 3. You will find these fasteners in the hardware pack (group B on page 5). Align Lock Washer & the contour of the carriage bolt head with the
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• Adjust the chute bracket so that the spiral on the Upper chute crank fully engages the teeth on the chute Handle assembly. • Slide the upper chute crank through the plastic bushing in the upper chute crank bracket and then into the lower chute crank. See Figure 8. Align the holes on the two pieces of the chute crank, and secure with hairpin clip from group C of the hardware pack. Look under this for Upper Tilt Handle Panel Chute Chute Support Crank Cables Bracket Upper Chute Crank
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• Ensure there is a hex jam nut threaded all the in the hole in the shift lever. For proper way up the threaded portion of the Z fitting; positioning of the ferrule and the associated extras are supplied in the hardware pack. See hardware, see Figure 11. Figure 10. Shift Chute Distance • Place the clutch grip in the raised (up) position. Lever Control Traction Drive Z Fitting Auger Clutch Outer portion Control of cut-out Hex Jam Nut Upper Hole in Flat Hex Jam Shift Washer Ferrule
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• Pull on the cable and rotate it around the bottom • Plug wire into the alternator lead wire under the of the trigger, with the inner cable in the slot, until fuel tank. See Figure 15. the cable end can be pushed into the trigger Trigger Cable housing and snapped tight. See Figure 12. Handle Note: When the cable is installed correctly, you should not be able to pull the cable out of the trigger housing. • Place the right turn trigger in position underneath the right handle. Secure with s
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• Adjust skid shoes by loosening the four hex nuts should be no resistance in the shift lever, and the and carriage bolts and moving skid shoes to wheels should turn. desired position. • If you face resistance when moving the shift • Make certain the entire bottom surface of skid lever or the snow thrower wheels stop when they shoe is against the ground to avoid uneven wear should not, loosen the lock nut on the traction on the skid shoes. drive cable and unthread the cable one turn.
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OPERATION Knowing Your Snow Thrower Read this owner’s manual and safety rules before operating your snow thrower. Compare WEAR YOUR SAFETY GLASSES with your snow thrower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. The operation of any snow thrower can result in foreign objects being thrown into the eyes, FORESIGHT IS BETTER which can result in severe eye damage. Always wear safety glasses for operating the snow TH
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OPERATION Chute Distance Control Operating Controls (See Figure 17.) The distance that snow is thrown can be adjusted by adjusting the angle of the chute assembly. Move the Chute Crank chute distance control forward to decrease the The chute crank is located on the left hand side of the distance, toward the rear to increase the distance. snow thrower. To change the direction in which snow To Stop The Snow Thrower is thrown, turn chute crank as follows: • To stop the wheels, release the
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lines and carburetor are empty. Use fresh fuel next sea- augers) with the clutch grips disengaged, shut the son. See storage Instructions for additional information. engine off immediately. Readjust as instructed in the “Final Adjustments” section of the Assembly Never use engine or carburetor cleaner products in Instructions. the fuel tank or permanent damage may occur. WARNING: The electric starter must be To Start Engine properly grounded at all times to avoid the possibility of electr
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• Pull as much rope out of the starter as possible. • Push down on the starter button until the engine • Release the starter handle and let it snap back starts. Do not crank for more than 10 seconds at against the starter. a time. This electric starter is thermally • If the engine still fails to start, repeat the first two protected. If overheated, it will stop steps. If continued attempts do not free starter, automatically and can be restarted only when it follow the electric starter p
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• Engage the auger control and traction drive • If for some reason, you have to operate the snow control levers following instructions above. thrower on gravel, keep the skid shoe in the • The interlock feature will allow you to remove highest position for maximum clearance between your left hand from the auger control lever. the ground and the shave plate. • When clearing the first pass through the snow, • Clean the snow thrower thoroughly after each use. control the traction speed of the
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MAINTENANCE MAINTENANCE • All adjustments in the Service and Adjustments General Recommendations section of this manual should be checked at • Always observe safety rules when performing least once each season. any maintenance. • Follow the maintenance schedule given below. • The warranty on this snow thrower does not • Periodically check all fasteners and make sure cover items that have been subjected to these are tight. operator abuse or negligence. To receive full value from the warr
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Lubrication Check V-belts For a view of the lubrication points on the snow Follow the instructions below to check the condition thrower, see Figure 19. of the drive belts every 50 hours of operation. • Remove the plastic belt cover on the front of the Sprocket Shaft engine by removing two self-tapping screws. • Lubricate the sprocket shaft with grease at least • Visually inspect for frayed, cracked, or once a season or after every 25 hours of excessively worn out belts. operation. C
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Spark Plug • Wipe dipstick clean, insert it into oil fill hole and tighten securely. • Clean area around the spark plug base. • Remove dipstick and check. If oil is not up to the • Remove and inspect the spark plug. FULL mark on dipstick, add 5W30 oil. • Replace the spark plug if electrodes are pitted, burned, or the porcelain is cracked. See Figure 20. Changing Oil • Clean the spark plug and reset the gap to 0.030" Change engine oil after first two hours of operation at least once a seas
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SERVICE & ADJUSTMENTS WARNING: Always stop the engine, dis- and the drive plate in all positions of the shift lever. connect spark plug wire and move it away from the spark plug before performing any • With the traction drive clutch engaged, the friction wheel must contact the drive plate adjustments or repairs. (shown in Figure 30). Never attempt to clean the chute or make • If adjustment is necessary, loosen the jam nut any adjustments while the engine is running. on the traction drive
