Simplicity 755 manuale d’uso

Print V endor Instructions Ho w to use this file Operator’ s Manuals P aper Size: • 11x17 • Body - 50 lbs brilliant white offset or equivalent • Cov er - on pre-printed two tone “Sw ash” stock. Press: • Body - 1 color , 2-sided • Cov er - 1 color , 1 sided Bindery: • Saddle stitch, face trim *if too thic k f or saddle stitch, tape[...]

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OPERA T OR’S MANU AL Intermediate Sno wthr o wer Models 555 Models Mfg. No. Description 1693980 555M, 5HP Snowthrower, Manual Start 1693981 555M, 5HP Snowthrower, Manual Start (Export) 755 Models Mfg. No. Description 1693982 755M, 7HP OHV Snowthrower, Manual Start (Export) 1693983 755E, 7HP OHV Snowthrower, Electric Start 860 Models Mfg. No. Desc[...]

MANUFACTURING, INC. 500 N Spring Street / PO Box 997 Port Washington, WI 53074-0997 www.simplicitymfg.com © Copyright 2003, Simplicity Manufacturing, Inc. All Rights Reserved. Printed in USA.[...]

1 T able of Contents Safety Rules & Inf ormation General Operation ..................................................2 Slope Operation ......................................................2 Children ...................................................................3 Emissions ................................................................3 S[...]

2 GENERAL OPERA TION • Read, understand, and follow all instructions in the manual and on the unit before starting. • Only allow responsible adults, who are familiar with the instructions, to operate the unit (local regulations can restrict operator age). • Clear the area of objects such as rocks, toys, wire, etc., which could be picked up an[...]

3 Safety Rules CHILDREN Tragic accidents can occur if the operator is not alert to the presence of children. Children are often attracted to the unit and the operating activity. Never assume that children will remain where you last saw them. • Keep children out of the area and under the watchful care of another responsible adult. • Be alert and[...]

4 Safety Rules ANSI B71.3-1995 W ARNINGS Training 1. Read the operating and service instruction manual carefully. Be thoroughly familiar with the controls and the proper use of the equipment. Know how to stop the unit and disengage the controls quickly. 2. Never allow children to operate the equipment. Never allow adults to operate the equipment wi[...]

5 Identification Numbers When contacting your authorized dealer for replace- ment parts, service, or information you MUST have these numbers. Record your model name/number, manufacturer’s identi- fication numbers, and engine serial numbers in the space provided for easy access. These numbers can be found in the locations shown. NOTE: For location[...]

6 Safety Decals Part No. 1722674 Discharge Chute Danger Decal Part No. 1722641 Discharge Chute Danger Decal Part No. 1722642 Auger Danger Decal Part No. 1722643 WARNING / Main Dash Decal, North American Models Part No. 1722639 WARNING / Main Dash Decal, CE Models Part No. 1722640 Auger Control Decal Part No. 1722640 Auger Control Decal Part No. 171[...]

Warning: Read Operator’s Manual. Read and understand the Operator’s Manual before using this machine. 7 CE Safety Icons & Compliance Specs 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 technic[...]

8 Features, Controls, & Operation TECUMSEH L-HEAD MODELS TECUMSEH OHV MODELS ALL MODELS BRIGGS & STRA TT ON MODELS 1 ,2..[...]

9 Features & Controls Fuel Fuel tank filler cap (see illustration). Note: The fuel shut off valve is located under the fuel tank. Close the valve when the snowthrower is not in use. Open the valve before stating. Starter Handle Used to pull-start the engine. Primer Button Primes carburetor for faster cold starting. Throttle Le ver Controls engi[...]

10 Engine Controls ST ARTING CONTR OLS See Figures 1 and 2 for the following instructions. Units with Optional Electric Start A. Electric Start Button - The Electric Start Button (A) activates an electric starter mounted to the engine, eliminating the need to pull the starter han- dle. The Electric Start Button operates on 120 Volts AC, which is pr[...]

11 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 E. Chute Deflector B. Drive Control F. Chute Deflector Knob C. Auger Control G. Skid Shoes D. Chute Control H. Traction Lock Pins A B C D A D B E F G H C GR OUND SPEED[...]

12 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 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, t[...]

13 Operation ST ARTING 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. Fully close the Choke (G) if engine is cold. (Do not choke a warm engine.) 5. Push the Primer Butto[...]

14 Operation OPERA TING THE SNO WTHR O WER 1. Rotate the discharge chute to the desired direction. 2. Set the Speed Selector to the desired forward speed. 3. Fully press and hold the Auger Control (C, Figure 7) on the right-hand grip to begin auger rotation. To dis- engage the auger, completely release the lever. 4. Fully press and hold the tractio[...]

15 Operation DEFLECT OR The distance of the discharged snow is mainly controlled by the position of the deflector (Figure 9). (Engine speed also affects distance of discharge.) The more the deflector is tilted UP, the farther snow will be thrown. Loosen the deflector knob, tilt the deflector UP or DOWN, and then retighten the knob when the desired [...]

16 Operation Figure 11. Traction Drive Lock - Disengaged 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 [...]

17 Regular Maintenance CHECK A UGER GEAR CASE LUBRICA TION 1. Place the snowthrower on a level surface. 2. Remove the Pipe Plug (Figure 14). 3. Check the lubricant level. It should be level with the lower edge of the plug opening. If not, add Simplicity Winter Weight Worm Gear Oil (available from your dealer). 4. Re-install Pipe Plug, and tighten s[...]

18 Maintenance LUBRICA TION General: All moving metal parts should be oiled where contact is made with other parts. Keep oil and grease off belts, pulley grooves, drive disc, and friction disc. Auger Shaft: There are two grease fittings on the auger shaft (Figure 16). Wipe the fittings clean and apply grease, using a grease gun. Also apply grease o[...]

19 Storage TEMPORAR Y ST ORA GE (30 D A YS OR LESS) Remember, the fuel tank will still contain some gasoline, so never store the unit indoors or in any other area where fuel vapor could travel to any ignition source. Fuel vapor is also toxic if inhaled, so never store the unit in any structure used for human or animal habitation. Here is a checklis[...]

T roubleshooting, Adjustment, & Service 20 PROBLEM POSSIBLE CA USE REMED Y Engine fails to start. 1. Key is OFF. 2. Failure to Prime cold Engine 3. Fuel valve is in CLOSED position. 4. Out of fuel. 5. Choke OFF - cold engine. 6. Engine flooded. 7. Spark plug not sparking. 8. Water in fuel, or old fuel. 1. Push key in to the ON position. 2. Pres[...]

21 T roubleshooting 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. Use slower Speed Selector settin[...]

22 Adjustments SPEED SELECT OR PIV O T 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 control (A, Figure 18) fully forward. 2. Loosen the hardware (B) sec[...]

23 Adjustments DISCHARGE CHUTE W ORM ASSEMBL Y ADJUSTMENT If the Discharge Chute becomes difficult to rotate or begins to operate erratically, the Worm Assembly may require adjustment: 1. Loosen the adjustment screw under the Worm Assembly mounting area (Figure 20). 2. Slide the Worm Assembly in or out to provide smooth engagement between the worm [...]

24 Adjustments Figure 22. Auger Drive Clutch Rod Adjustment Auger Drive Clutch Rod Auger Drive Clutch Rod Spring Adjustment Hex Nuts A UGER DRIVE CLUTCH R OD ADJUSTMENT The auger drive clutch rod should be adjusted so that there is no slack in the rod when moved slightly from side to side. To adjust tension on the rod: 1. Loosen adjustment hex nuts[...]

25 Adjustments DRIVE BEL T ADJUSTMENT (Continued) If the auger drive slips (auger slows or doesn't rotate nor- mally while blowing snow), or stays engaged when the control is disengaged — and the auger clutch rod has been properly adjusted — the auger drive belt may be out of adjustment. Checking A uger Belt & Belt Guide Adjustments 1.[...]

26 Adjustments & Service DRIVE BEL T ADJUSTMENT (Continued) Adjusting A ug er Belt Guide 1. With the Auger Control still fully depressed, adjust the Auger Belt Guide so that there is a 1/64” gap (1/32” Maximum) between the end of the guide and the belt (Figure 27), making certain the guide is NOT putting pressure on the belt. 2. Making cert[...]

27 Service DRIVE BEL T REPLA CEMENT (Cont.) A ug er Drive Belt Replacement 1. Remove gas from fuel tank and run engine until it stops running from lack of fuel. 2. Disconnect spark plug wire and fasten it away from the spark plug. 3. Remove belt cover (See Figure 24). 4. Loosen auger belt guide and slide belt off engine pul- ley and away from idler[...]

28 Service Figure 31. Shear Pin Replacement 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 protects the gear box and other parts from damage.) The shear pins are located on the auger shaft as shown in Figure 31. To replace the shear pin[...]

29 Specifications ENGINE: 5 HP* T ecumseh Make Tecumseh Model Snow King Horsepower 5 @ 3600 rpm Displacement 11.88 Cu. in (195 cc) Oil Capacity See Engine Owner’s Manual 7 HP* T ecumseh Make Tecumseh Model Snow King Horsepower 7 @ 3600 rpm Displacement 11.88 Cu. in (195 cc) Oil Capacity See Engine Owner’s Manual 8 HP* Briggs & Stratton Make[...]

30 Replacement Parts & Accessories REPLA CEMENT P ARTS Replacement parts are available from your authorized dealer. Always use genuine Simplicity 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 i[...]