Instruction/ maintenance manual of the product E643E Yard-Man
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Oper ator’ s Man ual Snow Thr ower Models E643E E663H IMPOR T ANT : READ SAFETY R UL ES AND INSTR UCTIONS CAREFULL Y MTD LLC P .O . BO X 361131 CL EVELAND , OHIO 44136-0019 Warning: This unit is equ.
2 TABLE OF CONTENTS Content Page Important Safe Op eration Practic es .............. ............. ................ ................ ............. 3 Loose Parts ............... ............. ................ ............. ................. ...........
3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This symbol point s out important safety instructions , which if not followed, co uld endanger the perso nal safety and/or proper ty of yourself and others. Re ad and follow all instructi ons in this manual before attempting to operate this machine.
4 4. Never operate with a missing or damaged discharge chute. Keep all safety de vices in place and workin g. 5. Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odorless and deadly gas. 6. Do not ope rate machine while u nder the infl uence of alcohol or drugs.
5 SECTION 2: LOOSE PARTS The snow thrower is shipped wit h following loose parts in th e carton. Plea se remove all loose parts from the carton before discardi ng it. See Figure 1 to identify the par ts noting that these parts may be refe rred to again in the following sections of this manual.
6 Attaching Chute Directional Contr ol For packaging purposes, the two-piece chute directional cont rol was attac hed to the snow t hrower on the two ends, but was kept loose at th e middle. Assemble as follows: • Remove the hairpin clip from the chute directional control.
7 SECTION 4: KNOW YOUR SNOW THROWER WARNING: B e familiar with all the controls on the snow throwe r and their proper operation. Kn ow how to stop the machine and disengage them quickly. Auger Control The auger drive clutch is locate d on the left handle.
8 Figure 6 SECTION 5: OPERATING YOUR SNOW THROWER Before Starting WARNING: Read, understand, and follow all instructions and wa rnings on th e machine and in this manual befor e operating. Gas And Oil Fill-up • Check oil level and add oil if necessary.
9 • If your home electrical system is grounded, but a three-hole receptacle is not availab le, one should be installed by a licensed electrician before using the electric starter . • If you have a grounded th ree-prong receptacle, proceed as follows: • Connect power co rd to switch box on engine.
10 • In a well-ventilated area, start the snow thrower engine as instr ucted earlier in this sect ion under the heading Starting Engine . Make sure the throttle is se t in the FAST posit ion. • While standing in the ope rator’s position (behind the snow thrower) en gage the auger.
11 Operating T ips NOTE: Allow the engine to w arm up for a few minutes as the engine will not develop full pow er until it reaches operating t emperature. WARNING: Muffler, engine an d surrounding areas becom e hot and can caus e a burn. Do not touch.
12 Shift Rod Adjustment To adjust t he shift rod , proceed as follows. • Remove the hairpin clip and slide the connector up to separate the up per shift rod from the lower shift rod. See Figure 11. • Place shift lever in the sixth (6) Forw ard position.
13 SECTION 7: MAINTAINING YOUR SNOW THROWER Lubrication WARNING: Before lubricating, repairing, or inspecting, disengag e all clutch levers and stop engine. Wait until all movin g parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent unint ended starti ng.
14 Shave Plate and Skid Shoes The shave plate and skid shoe s on the bottom of the snow throwe r are subje ct to wear. They shou ld be checked pe riodically and r eplaced w hen necess ary. To remove the skid shoes, pr oceed as follows: • Remove the four carriage bolts, bell washers and hex nuts which attach them to the snow th rower.
15 • Slip belt between friction wheel and friction wheel disc. See Figu re 18. Remove and rep lace belt. Figure 18 • Reassemb le following the instr uctions in revers e order. NOTE: The support bra cket must rest on t he stop bolt after the new bel t has been assembled.
16 Off-season Storage WARNING: Never store t he machine or fuel container indo ors where there is an open flame, spark or pilot light such as on a water heater, furna ce, clothes dryer or other gas appliances.
17 SECTION 9: TROUBLESHOOTING Pr oblem Cause Remedy Engine fails to start 1. Fuel tank empty, or stale fuel present in gas tank. 2. Blocked fuel lin e. 3. Choke no t in ON po sition 4. Faulty spark plug . 5. Safety key not in ignition switch on engine.
18 50 49 49 47 48 * Add a second washer here, if needed, to reduce axle play. 30 30 2 3 4 4 5 5 6 4 7 7 8 9 10 11* 12 1 5 13 14 15 16 17 18 1 19 20 41 22 23 24 25 26 28 29 43 1 31 32 33 34 8 35 Drive .
19 Models E663H & E643E Ref. No. P art No. P art Description 1 710-1652 Self-tapping Screw, 1/4-20 x .625 2 784-5688 Drive Cable Guide Bracket 3 784-5687A Auger Clutch Cable Bracket 4 756-0625 Cab.
20 Models E663H & E643E 1 2 3 4 5 6 7 8 9 10 11 12 14 15 13 16 10 9 18 19 20 21 22 23 13 25 23 22 26 18 27 28 13 30 32 33 16 18 35 34 36 37 38 39 41 40 42 17 40 39 29 24 31 18 31 43 44.
21 Models E663H & E643E Ref. No. P art No. Part Description 1. 712-0116 Lock Jam Nut 3/8-24 2. 756-0178 Flat Idler, 2.75 w/o Fl anges 3. 784-5632B Auger Idler Arm 4. 710-0459A Hex Cap Screw 3/8-24 x 1.50 5. 738-0281 Shoulder Screw 6. 736-0167 Flat Washer 7.
22 Models E663H & E643E 1 2 3 4 5 6 7 4 8 9 10 11 12 13 14 15 16 17 18 19 20 21 26 27 16 20 21 22 23 24 25.
23 Models E663H & E643E Ref. No. P ar t No. P ar t Description 1. 710-1652 Hex Washer Screw 1/4-20 x.625 2. 731-1324 Belt Cover 3. 732-0710 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.
24 Models E663H & E643E 9 23 29 24 1 26 28 41 7 12 20 6 21 15 A A 5 4 18 11 27 12 20 44 35 32 48 45 3 32 33 44 45 46 49 32 72 36 38 51 32 55 41 42 43 43 42 41 55 69 47 31 40 34 37 B B 54 62 55 66 .
25 Models E663H & E643E Ref. No. P art No. P art Description 1. 684-0008A Shift Arm Assembly 2. 684-0053B Lower Chute Crank Assembly 3. 714-0507 Cotter Pin, 3/32 x .75 4. 710-0458 Carriage Bolt, 5/16-18 x 1 .75 5. 710-0449 Carriage Bolt, 5/16-18 x 2 .
26 Models E663H & E643E Ref. No. P ar t No. P art Description 1. 618-0123 RH Housing 2. 618-0124 LH Housing w/Fitting Hole 3. 710-0642 Self T apping Screw , 1/4-20 x .75 4. 711-1024A Spiral Axle, 30” (E663H) 711-0908A Spiral Axle, 24” (E643E) 5.
27 NOTES.
MANUF A CTURER’S LIMITED W ARRANTY FOR: The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its poss essions and territories.
An important point after buying a device Yard-Man E643E (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Yard-Man E643E yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Yard-Man E643E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Yard-Man E643E you will learn all the available features of the product, as well as information on its operation. The information that you get Yard-Man E643E will certainly help you make a decision on the purchase.
If you already are a holder of Yard-Man E643E, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Yard-Man E643E.
However, one of the most important roles played by the user manual is to help in solving problems with Yard-Man E643E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yard-Man E643E along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
