Sears 247.79963 - Manual (Page 17)

ADJUSTING THE CLUTCH CABLE
To adjust the clutch cable, refer to the “Clutch Cable
Adjustment” section of Assembly Instructions.
REPLACING THE BELT
A
WARNING: Disconnect the spark plug
wire and move away from the spark plug.
ADJUSTING THE SHIFT ROD
If the shift rod is at 1 or R1 position, but the unit does
not show any forward or reverse movement as the
case may be, the shift rod will need to be adjusted.
See figure 25.
• Remove the bag from the unit.
• Remove the hairpin clip and the flat washer from
the upper end of the shift rod.
• Pull the ferrule out of the hole in the shift lever.
Make sure that you do not displace the wave wash­
er from the ferrule.
• Place the shift lever in the 6th position which is all
the way to the left. •
• Push down on the shift rod.
• Thread the ferrule up or down the shift rod two
turns so that the ferrule lines up with the upper hole
in the shift lever.
• Secure the ferrule to the shift lever using the flat
washer and the hairpin clip.
• Remove the plastic belt cover on the front of the
engine by removing two self-tapping screws. Refer
to figure 21.
• Drain the gasoline and oil from the chipper-
vacuum.
• Tip the unit backward so that it rests on the
handles.
• Remove the frame cover by removing eight self­
tapping screws from underneath the chipper-
vacuum.
• Remove the idler pulley bracket as follows. See
figure 26.
• Take the tension off the belt by pivoting the idler
pulley toward you, and line up the holes in the idler
bracket assembly. Insert a nail or similar object
through the holes to hold the Idler pulley in this
position.
• Remove three self-tapping screws, and lift off the
idler bracket assembly.
Engine Pulley
Idler
Bracket
Assembly
Self-Tappingi
Screws
FIGURE 26.
• Remove the hex bolt and lock washer from the
engine pulley. See figure 26. Slip the engine pulley
off the engine shaft, and remove the belt from the
pulley.
• Loosen the nut on the stop bolt until there is clear­
ance between the support bracket and the friction
wheel disc. See figure 27.
• Slip the belt between the friction wheel and friction
wheel disc. Remove and replace belt. Reassemble
following instruction in reverse order.
NOTE: The support bracket must rest on the stop bolt
after the new belt has been assembled.
17