MTD 203 Vacuum Cleaner User Manual


 
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