Page: 4-36
WALKER MANUFACTURING COMPANY
July 2006
SERVICE INSTRUCTIONS
Remove and Replace Sprocket
Align Sprockets
7. Position the sprocket on the drive shaft so it is
aligned with the chain drive shaft sprocket.
8. When the sprockets are aligned properly, tighten
the set screw in the drive shaft sprocket.
9. Install chain and adjust the chain tension. Refer to
ADJUSTMENTS of Rotary Broom Drive Chain
Tension in this section.
10. With the chain installed, recheck the sprocket
alignment.
11. Lubricate the drive chain. Refer to LUBRICATION
of Rotary Broom Drive Chain in this section.
Check Sprocket Alignment with Chain Installed
12. Reinstall the chain guard by reversing the removal
procedures.
Two-Stage Snowblower Cutting Edge
NOTE: The cutting edge of the snowblower is revers-
ible and needs to be replaced only when both the top
and bottom edges have worn.
Replace the snowblower cutting edge as follows:
1. Remove the six (6) 5/16-NC hex nuts and 5/16 in.
lock washers from the rear of the snowblower
housing, behind the cutting edge. Remove the six
(6) 5/16-NC x 1 in. carriage bolts from the front of
the cutting edge.
2. If only one edge of the blade is dulled or nicked,
rotate the blade 180 degrees. (The sharp edge
should now be at the bottom.) Reinstall the cutting
edge onto the snowblower housing by reversing
the removal procedure.
3. If both edges are dull or nicked, remove the cut-
ting edge and install a new one by reversing the re-
moval procedure.
Square Key
Set Screw
Drive
Sprocket
Set Screw
Drive
Shaft
Proper
Alignment
Improper
Alignment
Proper
Alignment
Improper
Alignment
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