MTD Yard-Man 203b, Operator'S Manual

Page 1: ...ting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator In the State of California the above is required by law Sectio...

Page 2: ...e 1 Figure 1 SECTION 2 CALLING CUSTOMER SUPPORT LOCATE YOUR MODEL AND SERIAL NUMBER Record this information in the space provided To find your unit s specific model number and serial number see SECTIO...

Page 3: ...individuals who are familiar with these rules of safe operation should be allowed to use your unit Keep the area of operation clear of all persons particularly small children and pets Stop the engine...

Page 4: ...r Be alert and turn the unit off if a child enters the area Never allow children under the age of 16 to operate the chipper vacuum 3 SERVICE Use extreme care in handling gasoline and other fuels They...

Page 5: ...these openings Wear approved safety glasses and gloves Avoid loose fitting clothes Keep the area of operation clear of all persons particularly small children and pets Keep all shields and guards e g...

Page 6: ...or loose parts LOOSE PARTS IN CARTON See Figure 3 1 Nozzle 1 Bag 1 Safety Glasses Figure 3 ATTACHING THE NOZZLE Remove three wing nuts from the front of the chipper shredder vacuum Place nozzle in pos...

Page 7: ...ot smoke when filling fuel tank TO START ENGINE IMPORTANT If unit shows any sign of motion with the drive clutch control disengaged shut engine off immediately Readjust as instructed in the Drive Clut...

Page 8: ...or heavy branches up to 2 in diameter may be fed into the chipper chute See Figure 8 Figure 8 WARNING Material up to a maximum of 2 in diameter may be fed into the chipper chute Do not attempt to shre...

Page 9: ...itions If adjustment is needed refer to the separate engine manual packed with your chipper shredder vacuum NOTE A dirty air cleaner will cause engine to run rough Be certain air cleaner is clean and...

Page 10: ...ne manual packed with your unit The spark plug should be cleaned and the gap reset once a season Spark plug replacement is recommended at the start of each season check engine manual for correct plug...

Page 11: ...opening BELT REMOVAL AND REPLACEMENT NOTE Because the engine on this unit has a tapered crankshaft a special impeller removal tool part number 753 0638 is required to remove the impeller assembly in...

Page 12: ...aft Stop when the impeller assembly can move on the crankshaft 15 If the old belt is still on the unit cut belt and remove 16 Remove the impeller assembly from the crankshaft Unthread the special impe...

Page 13: ...e housing blades against the inner housing The blades must be placed as shown in Figure 21 Figure 21 25 Place the outer housing against the inner housing Insert two screwdrivers into the holes as show...

Page 14: ...fresh gasoline Fuel will not last over thirty days unless a fuel stabilizer is used Disconnect fuel line at carburetor to drain fuel tank Refill with fresh fuel Refer to the engine manual packed with...

Page 15: ...15 Model 203B 1 2 2 3 3 4 5 6 7 8 8 9 9 10 10 11 12 13 13 14 14 15 15 16 17 17 18 18 19 20 21...

Page 16: ...6 14 738 0913 Shoulder Screw 15 736 3084 Flat Washer 510 x 1 12 x 060 16 631 0047 Door Asm 17 736 0173 Flat Washer 28 ID x 74 OD 18 710 0258 Hex Cap Screw 1 4 20 x 625 19 781 0704 Nozzle Reinforcement...

Page 17: ...23 0438 Rubber Seal 14 710 0604 Hex Washer Screw 5 16 18 15 712 0384 Hex Lock Nut 1 2 13 16 781 0627 Chipper Blade Cover 17 712 3004A Hex Flange Lock Nut 5 16 18 18 681 0098 Housing Ass y Inner Flail...

Page 18: ...earing 6 736 0336 Flat Washer 7 713 0422 Chain 8 710 0896 Hex Washer Screw 1 4 14 9 710 0603 Hex Washer Screw 5 16 10 618 0256 Transmission Asm 11 611 0063 Axle Asm 12 10622B Plastic Spring Ratchet 13...

Page 19: ...78 ID 15 710 0589 Hex Washer Screw 10 16 x 75 16 717 1433 Pinion Shaft 10T 17 721 0329 Oil Seal 18 736 0314 Thrust Washer 382 ID x 684 OD 19 736 0520 Flat Washer 504 ID x 70 OD 20 741 0479 Thrust Bear...

Page 20: ...7 8 8 9 10 11 12 13 14 15 16 13 17 18 19 20 21 22 26 26 12 13 13 12 25 12 12 23 24 25 26 26 27 18 18 28 29 29 30 30 31 32 32 13 13 33 20 34 34 35 35 36 36 37 37 39 40 38 38 41 42 43 38 38 37 37 44 44...

Page 21: ...x 1 75 27 749 0980 Lower Push Handle 28 710 0502A Screw 3 8 16 x 1 25 29 710 0604 Hex Washer Screw 5 16 18 x 625 30 741 0413 Hex Flange Bearing 631 x 720 31 681 0097A Frame Asm 32 781 0700 Axle Bracke...

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Page 24: ...parate manufacturer s warranty Please refer to the applicable manufacturer s warranty on these items b Routine maintenance items such as lubricants filters blade sharpening and tune ups or adjustments...