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11

Figure 10

Reattach the discharge chute assembly with the 
hardware previously removed and connect the bag 
to unit.

Sharpening Or Replacing Chipper Blades

NOTE: When tipping the unit, empty the fuel tank and
keep spark plug side up.

Disconnect the spark plug wire and ground it 
against the engine.

Remove the flail screen as instructed in the 
previous section.

Remove the plastic belt cover on the front of the 
engine by removing the two self-tapping screws. 
See Figure 11.

Remove the access plate by removing two hex lock 
nuts. See Figure 11. 

Locate one of the chipper blades in the access  
opening by rotating the impeller assembly by hand. 
Remove the chipper blade using a 3/16” allen 
wrench and a 1/2” wrench. 

Remove other blade in the same manner to replace 
or sharpen.

Figure 11

WARNING: Use caution when replacing
the blades, wear heavy gloves to avoid a
contact injury with the weld bolts or the
housing while loosening or tightening the
blades. 

When sharpening blades, follow the original angle 
of grind. Also, make sure to remove an equal 
amount from each blade and torque hardware 250 - 
300 in. lbs.

NOTE: Make certain blades are reassembled with the
sharp edge facing upward.

Belt Removal And Replacement

NOTE:  Because the engine on this has a tapered
crankshaft, a special impeller removal tool (part number
753-0638) is required to remove impeller assembly.
Contact your local service dealer.

Disconnect the spark plug wire and ground it away 
from the spark plug.

Drain the gasoline and oil from the chipper 
shredder vacuum.

Remove the three wing nuts that secure the nozzle 
to the outer housing and remove the nozzle. Refer 
to Figure 2.

Remove the vacuum bag from the unit.

Remove the discharge chute as instructed in the 
previous section Removing The Flail Screen.

Remove the plastic belt cover on the front of the 
engine by removing two self-tapping screws. Refer 
to Figure 11.

Tip the unit backward so that it rests on the 
handles.

Remove the lower belt guard by removing the two 
self-tapping screws. See Figure 12.

Discharge
Chute 

Hex Bolt
Flat Washer
Hex Nut

Self-Tapping
Screws

Flail Screen

Hex Bolts
Hex Nuts

Belt
Cover

Self-Tapping
Screws

Access Plate

Hex
Lock Nuts

Summary of Contents for Yard-Man 203

Page 1: ...k arrester meeting 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...

Page 2: ...s explained below For future reference please copy the model number and the serial number of the equipment in the space below ENGINE INFORMATION The engine manufacturer is responsible for all engine r...

Page 3: ...ever attempt to unclog either the feed intake or discharge opening remove or empty vacuum bag or inspect and repair the machine while the engine is running Shut the engine off and wait until all movin...

Page 4: ...vacuum bag must be kept closed at all times during operation 10 Never operate without either the inlet nozzle or optional hose attachment properly attached to the machine Never attempt to attach or c...

Page 5: ...ating your machine NOTE Reference to right or left hand side of the chipper shredder vacuum is observed from the operating position Removing Unit From Carton Remove staples break glue on top flaps or...

Page 6: ...ne and disengage them quickly Bag Collects shredded or chipped material fed through the chipper chute or vacuumed up through the nozzle See Figure 5 Chipper Chute Allow twigs and small branches up to...

Page 7: ...e during operation or while performing any adjustments or repairs Thrown objects which ricochet can cause serious injury to the eyes Gas And Oil Fill Up Service the engine with gasoline and oil as ins...

Page 8: ...ngage Drive To engage the wheel drive hold the drive clutch control against the upper handle Releasing the drive clutch control stops the rear wheels from driving Release the drive clutch control to s...

Page 9: ...forward or backward for adjusting the nozzle door upwards or downwards Height must be adjusted equally In general raise the nozzle to vacuum a thick layer of leaves and lower the nozzle for smooth su...

Page 10: ...the gap reset once a season Check engine manual for correct plug type and gap specifications Removing The Flail Screen If the discharge area becomes clogged remove the flail screen and clean area as...

Page 11: ...iginal angle of grind Also make sure to remove an equal amount from each blade and torque hardware 250 300 in lbs NOTE Make certain blades are reassembled with the sharp edge facing upward Belt Remova...

Page 12: ...ecessary to use a screwdriver to pry the frame away from the pulley in order to insert the belt Being careful not to damage the pulley apply a slight upward pressure and place belt around transmission...

Page 13: ...re previously removed and insert all screws first before tightening Reassembled following the previous steps in reverse order Figure 17 Storing Your Chipper Shredder Vacuum Clean the equipment thoroug...

Page 14: ...ll tank with clean fresh gasoline 4 Drain fuel tank Refill with fresh fuel 5 Clean or replace air cleaner 6 See authorized service dealer Too much vibration 1 Loose parts or damaged impeller 1 See aut...

Page 15: ...15 Notes...

Page 16: ...16 Model 203 1 2 2 3 3 4 5 6 7 8 8 9 10 11 12 9 10 13 13 14 14 15 16...

Page 17: ...4 Spring Lever 11 781 0702 Index Bracket RH 12 781 0703 Index Bracket LH 13 738 0913 Shoulder Screw 14 736 3084 Flat Washer 510 x 1 12 x 060 15 712 0431 Hex Flange Lock Nut 3 8 16 16 631 0047 Door Ass...

Page 18: ...18 Model 203 1 2 2 3 4 2 5 3 3 5 6 7 8 9 10 11 12 13 13 14 14 14 15 15 16 17 17 18 19 21 22 23 24 25 26 27 28 29 30 31 30 32 33 34 35...

Page 19: ...12 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 19 781 0599 Upper Shredder Blade 21 736 0119 Lock Washer 5 16...

Page 20: ...20 Model 203 8 1 5 6 4 7 5 6 4 2 11 9 10 8 3 17 13 17 14 12 15 18 19 16 35 33 38 49 44 30 40 36 39 32 31 45 55 51 50 48 42 41 54 52 50 46 53 27 24 27 29 25 28 26 23 43 34 22 37 47...

Page 21: ...se Factory Approved Parts V BELTS are especially designed to engage and disengage safely A substitute non OEM V Belt can be dangerous by not disengaging completely 29 741 0414 Flange Bearing 629 ID 30...

Page 22: ...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 23: ...749 1094 Lower Push Handle 28 710 0502A Screw 3 8 16 x 1 25 29 710 0604A Hex Washer Screw 5 16 18 x 625 30 741 0413 Hex Flange Bearing 631 x 720 31 681 0097A Frame Assembly 32 781 0700 Axle Bracket 33...

Page 24: ...s such as lubricants filters blade sharpening tune ups brake adjustments clutch adjustments deck adjustments and normal deterioration of the exterior finish due to use or exposure d MTD LLC does not e...

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