Simplicity SNP I924E manuale d’uso

OPERA T OR’S MANU AL Intermediate Frame Snowthrowers Manual Part No. 1734501 Revision B Rev. Date 12/2008 C C AUTIO N: Rea d and follo w all instru ctions . Intermediate Frame Snowthrowers Mfg. No. Description 1695302 SMI I924E B&S 24 1695311 SMI I924EX B&S 24 (CE) 1695410 SMI I924RX MS B&S 24 (CE) 1695313 SNP I924E B&S 24 1695314[...]

SA VE THESE INSTRUCTIONS READ THE MANUAL The operator’s manual contains important safety information you need to be aware of BEFORE you operate your unit as well as DURING operation. Safe operating techniques, an explanation of the product’ s features and controls, and maintenance information is included to help you get the most out of your equ[...]

3 Safety Features & Controls Operation Maintenance Troubleshooting Adjustments/Service Specifications T able of Contents Operator Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Read the Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safety Rules an[...]

4 Safety Safety Rules & Information Operating Safety Congratulations on purchasing a superior-quality piece of lawn and garden equipment. Our products are designed and manufactured to meet or exceed all industry standards for safety. Power equipment is only as safe as the operator. If it is misused, or not properly maintained, it can be dangero[...]

5 Safety Moving Parts This equipment has many moving parts that can injure you or someone else. However, if you are standing in the operator’s position, and follow all the rules in this book, the unit is safe to operate. The auger and impeller have spinning parts that can amputate hands and feet. Do not allow anyone near the equipment while it is[...]

6 Safety This machine is capable to amputating hands and feet and throwing objects. Read these safety rules and follow them closely. Failure to obey these rules could result in loss of control of unit, severe personal injury or death to you, or bystanders, or damage to property or equipment. The triangle in text signifies important cautions or warn[...]

7 Safety discharge angle. 18. Never direct discharge at bystanders or allow anyone in front of the unit. 19. Never leave a running unit unattended. Always disengage the auger and traction controls, stop engine, and remove keys. 20. Do not operate the unit while under the influence of alcohol or drugs. 21. Keep in mind the operator is responsible fo[...]

8 Safety DECALS This unit has been designed and manufactured to provide you with the safety and reliability you would expect from an industry leader in outdoor power equipment. Although reading this manual and safety instructions it contains will provide you with the necessary basic knowledge to operate this equipment safely and effectively, we hav[...]

9 Safety Part No. 1734591 - SMI/SNAPPER Main Dash Decal, Export - CE Part No. 1727208 Auger Danger Decal Part No. 1727207 Discharge Chute Danger Decal ALL MODEL DECALS CE MODEL DECALS Decals Part No. 724172 - SMI/SNAPPER Speed Control Decal, All Models 5 4 3 7 1 Part No. 728183 Important Over Adjustment Not for Reproduction[...]

10 Safety WARNING: READ OPERATOR’S MANUAL. Read and understand the Operator’s Manual before using this machine. DANGER: THROWN OBJECTS. This machine is capable of throwing objects and debris. Keep bystanders away. WARNING: REMOVE KEY BEFORE SERVICING. Remove the key, disconnect spark plug wire, and consult technical literature before performing[...]

11 Safety When contacting your authorized dealer for replacement parts, service, or information you MUST have these numbers. Record your model name/number, manufacturer’s identification numbers, and engine serial numbers in the space provided for easy access. These numbers can be found in the locations shown. Note: For location of engine identifi[...]

12 Features & Controls Please take a moment and familiarize yourself with the name, location, and function of these controls so that you will better understand the safety and operating instructions provided in this manual. Features & Controls CONTR OL LOCA TIONS The information below briefly describes the function of individual controls. St[...]

13 Features & Controls Features & Controls Chute Direction Control Rotating the knob to the left will turn the spout to the left side and rotating the knob to the right will rotate the spout to the right side. Chute Deflector Control Chute Deflector Knob: Locks chute deflector in desired position. Tilting the chute deflector UP provides a h[...]

14 Operation GENERAL OPERA TION CHECKS BEFORE EA CH ST ART -UP 1. Make sure all safety guards are in place and all nuts, bolts and clips are secure. 2. Check to make sure that the clean-out is attached to the auger housing. Do not operate the machine without the clean-out tool properly stored on the auger housing. 3. Check the engine oil level. See[...]

15 Operation Figure 2. Engine Controls A. Electric Start Button (Select Models) B. Electric Start Connection (Select Models) C. Stop Switch D. Engine Key E. Starter Handle F. Primer Button G. Choke Knob Operation ST ARTING CONTR OLS See Figure 2 for the following instructions. Electric Start 1. Electric Start Button - The Electric Start Button (A) [...]

16 Operation Operation W ARNING Rapid retraction of the starter cord (kickback) will pull your hand and arm toward the engine faster than you can let go. Broken bones, fractures, bruises or sprains could result. When starting engine, pull the starter cord slowly until resistance is felt and then pull rapidly to avoid kickback. W ARNING If the exten[...]

17 Operation Figure 8. Controls (from operator’s position) A. Speed Selector B. Traction Control C. Auger Engage Control D. Chute Rotator Control Operation A B C D ST OPPING THE ENGINE W ARNING Gasoline and its vapors are extremely flammable and explosive. Fire or explosion can cause severe burns or death. DO NOT choke the carborator to stop the [...]

18 Operation TRA CTION DRIVE LOCK When Pushing the Snowthr ower: For easy turning when pushing the snowthrower, disengage the right wheel using the traction lock pin (see Figure 11). 1. Turn the unit off, remove the engine key, and disconnect the spark plug wire. 2. To DISENGAGE the traction drive lock, insert the Traction Lock Pin (A, Figure 11) t[...]

19 Operation AFTER EA CH USE Normal use of the snowthrower may result in a build- up of packed snow in and around the starter cord housing and around engine controls. Heat from the engine will usually prevent the snow from freezing solid while the unit is running, but after the engine is shut down, some snow may continue melting from engine heat, a[...]

20 Maintenance A UGER GEAR CASE LUBRICA TION 1. Place the snowthrower on a level surface. 2. Remove the bolt (A, Figure 13). 3. Check the lubricant level. It should be level with the lower edge of the plug opening. If not, add Benalene grease. 4. Re-install bolt, and tighten securely. Figure 13. Auger Lubrication A. Bolt Figure 12. Checking Tire Pr[...]

21 Maintenance Regular Maintenance LUBRICA TION Remove wheels and grease axles once each year. Apply 5W-30 synthetic motor oil sparingly to the friction disk drive hex shaft (A, Figure 15). Apply medium weight (10W) oil to points shown (See Figures 14-17). Generally, all moving metal parts should be oiled where contact is made with other parts. Kee[...]

22 Maintenance CHECK / LUBRICA TE LINKA GE Check the function of the Hand controls: the controls should function as described in the CONTROLS section. It is critical for the safe operation of the unit that the controls disengage when released. Lubricate as shown in figure 18. Figure 18. Lubricate Hand Control Figure 19. Lubricating the Auger Shaft [...]

23 Maintenance Not for Reproduction[...]

24 Troubleshooting T roubleshooting 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. 1. Push key in[...]

25 Troubleshooting T roubleshooting PROBLEM POSSIBLE CA USE REMED Y Auger rotates, but snow is not thrown far enough. 1. Chute deflector too low. 1. Adjust deflector as necessary. 2. Ground speed too fast. 2. Use slower speed selector setting. 3. Snowthrower discharge chute clogged. 3. STOP engine and REMOVE the key. DISCONNECT the spark plug wire.[...]

26 Adjustments/Service A UGER DRIVE ADJUSTMENT 1. With the drive lever released, the hook (B, Figure 20) should barely touch the lever (C) without raising it. There can be a maximum 1/32” clearance as shown. 2. To adjust, loosen nut (D) by holding the adjusting flats (A) and turning nut (D). Turn adjustment flats and hold screw. The adjustment sc[...]

Figure 24. Friction Disc Measurement A. Friction Wheel B. Frame 4-5/16” (10.95 cm) 27 Adjustments/Service Run-In Adjustment ALL MODELS 1. After 5 hours of use, check for proper adjustment. Readjust clutch cable if necessary by increasing tension on cable. A small amount of arm movement is permissible if unit passes operating checks described in t[...]

28 Adjustments/Service Figure 26. Belt Cover A. Belt Cover B. Screws, 1/4-20 A B B Figure 27. Auger Belt Deflection A. Engine Drive Pulley B. Idler Pulley (Engaged Position) C. Auger Drive Pulley D. Nut E. Auger Belt B C A 1/2” (12.5 mm) Deflection BEL T ADJUSTMENT A uger Drive Belt If your snowthrower will not discharge snow, check the control c[...]

29 Adjustments/Service Figure 28. Shear Pins A. Shear Pins B. Cotter Pins A B 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 protects the gear box and other parts from damage.) The shear pins are located on the auger shaft as shown in Figure 28. T[...]

30 Adjustments/Service BEL T REPLA CEMENT A uger Drive Belt The drive belts are of special construction and must be replaced with original factory replacement belts available from your nearest authorized service center. Some steps require the assistance of a second person. If the auger drive belt is damaged, the snow thrower will not discharge snow[...]

31 Adjustments/Service Figure 36. Frame and Axle Housing Splitting A. Upper Capscrews B. Lower Capscrews C. Auger Housing D. Frame C Service 9. Remove hair pin (A, Figure 33) and slide rod (B) backward about 3 inches (until shaft separates from the worm drive). B A Figure 33. Rotator Shaft Removal A. Pin, Hair B. Shaft 11. Lift the chute and rotato[...]

32 Adjustments/Service Service Note: To assemble the auger housing to the frame, have someone hold the auger clutch lever in the ENGAGED position. This will move the idler arm and pulley enough to allow the auger drive pulley to move back into position. 15. Assemble the auger housing (C, Figure 36) to the frame with the four upper taptite screws (A[...]

33 Adjustments/Service Service Figure 37. Traction Belt Change A. Swing Plate B. Alignment Tabs A B Not for Reproduction[...]

34 Adjustments/Service Service NO TES Not for Reproduction[...]

35 Specifications Specifications Note: Specifications are correct at time of printing and are subject to change without notice. * Power Ratings The gross power rating for individual gas engine models is labeled in accordance with SAE (Society of Automotive Engineers) code J1940 (Small Engine Power & Torque Rating Procedure), and rating performa[...]

36 Specifications Not for Reproduction[...]

REPLA CEMENT P ARTS Replacement parts are available from your authorized dealer. Always use genuine Simplicity / Snapper Service Parts. TECHNICAL MANU ALS Additional copies of this manual are available, as well as fully illustrated parts lists. These manuals show all of the product’s components in exploded views (3D illustrations which show the r[...]

www.SimplicityMfg.com www.Snapper.com Briggs & Stratton Power Products Group, L.L.C. Copyright © 2008 Briggs & Stratton Corporation Milwaukee, WI USA. All Rights Reserved www.BRIGGSandSTRATTON.com Not for Reproduction[...]