MTD E644E manuale d’uso

IMPOR TANT: READ SAFETY RULES AND INSTRUCTIONS CAREFUL LY MTD PRODUCTS INC. P .O. B OX 368022 CLEVELAND, OHIO 44136-9722 Model Numbers E662H, E642E 614E, E644E E664F, E6A4E Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest- covered, brush-covered or grass-covered land unless th[...]

2 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: 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[...]

3 • If the snow thrower should start to vibrate abnormally, stop the engine and check immediately for the cause. Vibration is generally a warning of trouble. • Stop engine whenever you leave the operating position, before unclogging the collector/impeller housing or discharge guide, and making any repairs, adjustments, or inspections. Never pla[...]

4 SECTION 2: FINDING YOUR MODEL NUMBER This Operator’s Manual is an important part of your new snow thrower. It will help you assemble, prepare and maintain your snow thrower. Please read and understand what it says. Before you start to prepare your snow thrower for its first use, please locate the model plate and copy the information from it in [...]

5 SECTION 4: CONTENTS OF HARDWARE PACK A ATTACHING THE HANDLE ASSEMB L Y Lay out the hardware according to the illustration for identification purposes. Parts are illustrated approximately one-half size. Part numbers are shown in parentheses. (Hardware pack may contain extra items which are not used on your unit.) B ATTACHING THE CHUTE ASSEMB LY C [...]

6 SECTION 5: ASSEMBLY INSTRUCTIONS IMPORTANT: After assembly, service engine with gasoline, and check oil level as instructed in the separate engine manual packed with your unit. NOTE: All references to right or left side of the snow thrower are determined from behind the unit in the operating position. UN PA CKING 1. Remove staples or break glue o[...]

7 3. Insert curved end of the Z fitting into the top hole in the triangular metal tab on the auger control grip. See Figure 5. Figure 5 4. Place the auger control grip on top of the left handle. The triangular metal tab must be between the handle and the grip bracket. See Figure 6 . Figure 6 5. Secure with hex bolt, spacer and lock nut. See Figure [...]

8 Figure 9 Figure 10 ATTACHING SHIFT ROD (Hardware D) 1. Place the shift lever in the fastest forward speed position. 2. Models 642, 662 : Rotate the shift arm assembly counter clockwise, as far as it will go. Insert the shift rod through the shift arm assembly. When installed the shift arm assembly should point to the right. Secure with flat washe[...]

9 ATTACHING CLUTCH CABLES (Hardware D) 1. Thread the hex jam nuts all the way up the threaded portion of the “Z” ends. 2. Make certain all cables are in the grooves of the cable roller guides. The roller guides are located in the lower rear of the unit. Lift the clutch grip in the raised (up) position. 3. Thread the cable onto the threaded port[...]

10 4. Place one flat washer on the end of the chute crank, then insert the end of the crank into the hole in the plastic bushing in the chute crank bracket. See Figure 17. Figure 17 5. Place the other flat washer on the end of the chute crank, and insert hairpin clip into hole in the end of crank. See Figure 17. 6. Adjust the chute bracket so that [...]

11 Adjusting The Skid Shoes The space between the shave plate and the ground can be adjusted by adjusting the skid shoes. 1. Place skid shoes in the low position to remove snow close to the ground. Place skid shoes in a higher position to remove snow from uneven ground. See Figure 19. 2. Adjust skid shoes by loosening the four hex nuts and carriage[...]

12 Figure 22 Figure 23 SECTION 7: OPERATION BEFORE S TARTING WARNING: Observe all Warning Labels on the snow thrower prior to use. See Figure 1. Your snow thrower is shipped with oil; however, you must check the oil level before operating. Be careful not to overfill. The spark plug wire was disconnected for safety. Attach spark plug wire to spark p[...]

13 Follow all instructions carefully. Determine that your house wiring is a three wire grounded system. Ask a licensed electrician if you are not certain. If your house wiring system is not a three-wire grounded system, do not use this electric starter under any conditions. If your system is grounded and a three- hole receptacle is not available at[...]

14 TO ENG AGE DRIVE/ AUGER 1. With the engine running near top speed, move shift lever into one of the FORWARD or REVERSE positions. Select a speed appropriate for the snow conditions that exist. Use the slower speeds until you are familiar with the operation of the snow thrower. 2. Squeeze the left hand auger drive clutch to engage auger. 3. While[...]

15 5. If adjustment is necessary, loosen the jam nut on the traction drive cable, and thread cable in or out as necessary. 6. Tighten the jam nut to secure the cable when correct adjustment is reached. Reassemble the frame cover with six self-tapping screws. Figure 26 Note: If you had earlier placed plastic film under the gas cap, be sure to remove[...]

16 SECTION 9: LUBRICATION WARNING: Disconnect the spark plug wire and ground against the engine before performing any lubrication or maintenance. ENGINE Refer to engine manual for all engine lubrication instructions. WARNING: When following instruct- ions in separate engine manual for draining oil, be sure to protect frame to avoid oil dripping ont[...]

17 AUGER BE LTS NOTE: It is necessary to remove both belts in order to change either one. If changing just one belt, be certain to check the condition of the other belt. 1. Remove the plastic belt cover on the front of the engine by removing the two self-tapping screws. See Figure 29. 2. Drain the gasoline from the snow thrower, or place a piece of[...]

18 Figure 32 CHANGING THE FRICTION WHEEL RUBBER The rubber on the friction wheel is subject to wear and should be checked after 25 hours of operation, and periodically thereafter. Replace the friction wheel rubber if any signs of wear or cracking are found. 1. Drain the gasoline from the snow thrower, or place a piece of plastic under the gas cap. [...]

19 SECTION 12: TROUBLE SHOOTING GUIDE Note: For repairs beyond the minor adjustments above, contact your local authorized service dealer. Trouble Possible Cause(s) Corrective Action Engine fails to start Fuel tank empt y , or stale fuel. Blocked fuel line. Choke not in ON position Faulty spark plug. Key not in switch on engine. Spark plug wire disc[...]

20 Gear Assembly All Models 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 RE F . NO. PART NO. DESCRIPTION 1 618-0123 Housing—L.H. 618-0124 Housing—R.H. 2 710-0642 Hex Screw 1/4-20 x .75 3 711-0908 Spiral Axle 24" 711-0909 Spiral Axle 26" 711-0910 Spiral Axle 28" 4 714-0161 Key 5 715-0143 Pin-Spiral 6 717-0526 Shaft-Worm 7 717-0528 Ge[...]

21 Blower Housing All Models 1 2 3 4 5 6 7 8 9 10 11 12 13 9 8 14 15 16 17 7 18 18 7 19 20 21 16 6 22 23 13 13 6 7 24 6 16 26 27 28 25 29 30 31 32 33 34 36 37 33 32 32 33 35 37 36 33 32 31 30 6 38[...]

22 Blower Housing RE F . NO. PART NO. DESCRIPTION 1 712-0116 Lock Jam Nut 3/8-24 2 756-0178 Flat Idler 3 784-5632 Auger Idler Arm 4 710-0459A Hex Cap Screw 3/8-24 x 1.50 5 741-0475 Bushing 6 736-0242 Bell Washer 7 712-3010 Hex Nut 5/16-18 8 712-0324 Hex Lock Nut 1/4-20 9 736-0463 Flat Washer 10 705-5226 Reinforcement Chute 11 731-1379 Chute Adapter[...]

23 Handle Assembly All Models 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 6 7 16 16 17 18 18 19 19 20 20 21 22 23 24 25 26 27 28 29 30 24 23 31 32 33 23 34 35 23 36 7 37 38 22 39 40 41 39 42 43 44 45 46 17 47 29 48 49 50 51 52[...]

24 Handle Assembly RE F . NO. PART NO. DESCRIPTION 1 712-0116 Jam Lock Nut 3/8-24 2 732-0193 Compression Spring 3 736-0105 Bell Washer 4 784-5619A Shift Handle 5 710-0459A Hex Cap Screw 3/8-24 6 736-0264 Flat Washer 7 714-0104 Cotter Pin 8 720-0232 Shift Knob 9 711-0677 Ferrule 10 726-0100 Push Cap 11 747-0921 Shift Rod 12 720-0201A Chute Knob 13 7[...]

25 Frame Assembly All Models 1 1 2 3 4 4 5 5 6 16” Wheels 13” or 15” Wheels 4 7 7 8 9 10 10 11 11 12 1 5 13 14 15 16 17 18 1 19 20 21 22 23 24 25 25 26 28 29 26 1 1 30 31 32 33 34 8 35 Drive Clutch Cable Auger Clutch Cable Auger Clutch Cable Blower Housing 36 20 20 37 37 38 39 40 27[...]

26 Frame Assembly RE F . NO. PART NO. DESCRIPTION 1 710-1652 Hex Screw 2 784-5688 Drive Cable Guide Bracket 3 784-5687 Auger Clutch Cable Bracket 4 756-0625 Roller Cable 5 738-0924 Hex Screw 1/4-28 6 684-0030 Frame Assembly 7 741-0563 Ball Bearing 8 736-0105 Bell Washer 9 712-0116 Lock Jam Nut 10 741-0598 Hex Flange Bearing 11 736-0188 Flat Washer [...]

27 Engine and V-Belts 614E 2 3 4 5 6 7 4 8 9 10 11 12 13 14 15 16 17 18 19 20 16 21 22 23 24 25 26 27 1 RE F . NO. PART NO. DESCRIPTION 1 710-0599 Hex Washer Screw 1/4-20 x.5 2 731-1324 Belt Cover 3 732-0339 Extension Spring 4 710-0627 Hex Screw 5/16-24 x .75 5 710-3005 Hex Cap Screw 3/8-16 x 1.25 6 05896A Drive Clutch Bracket 7 748-0234 Shoulder S[...]

28 Engine and V-Belts E642E, E644E, E664F 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 16 17 18 19 20 22 23 21 21 22 23 24 25 26 27 RE F . NO. PART NO. DESCRIPTION 1 710-0896 Hex Washer Screw 1/4-14 x .625 2 731-1324 Belt Cover 3 831-00067 Electric Start 4 629-0071 Extension Cord 5 05896A Drive Clutch Bracket 6 710-3005 Hex Cap Screw 3/8-16 x 1.25 7 732-[...]

29 Engine and V-Belts E6A4E, E662H 1 2 3 4 5 6 7 5 8 9 10 11 12 13 14 15 16 17 18 19 19 20 20 20 21 21 22 23 24 25 26 RE F . NO. PART NO. DESCRIPTION 1 710-0599 Hex Washer Screw 1/4-20 x .50 2 731-1324 Belt Cover 3 710-3005 Hex Cap Screw 3/8-16 x 1.25 4 732-0710 Spring Extension 5 710-0627 Hex Screw 5/16-24 x .75 6 05896A Drive Clutch Idler Bracket[...]

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MANU FA CTURER’S LIMITED WARRANTY For TWO YEARS from the date of retail purchase within the United States of America, its possessions and territories, the manufacturer will, at its option, repair or replace, for the original purchaser, free of charge, any part or parts found to be defective in material or workmanship. This warranty covers units w[...]