Yard-Man AutoDrive 604 Operator's Manual page 21

Variable-speed
Battery Tray
Opening
Shift Lever
Transmission Transmission Pulley
NOTE: View shownfrom above tractor,
• Drive belt (Lower)
Rear Idler Pulley • Drive belt (Upper)
"Z2Z2222_-_-_
Front Idler Pulley _I
Belt Keeper :"
:i
Auto - pedal
Front of Tractor _,-
Figure 16
• Remove the rear idler pulley from the double-
idler bracket while unrouting the belt from
around both the rear and the front idler pulley.
Refer to Figure 16.
• Remove the cotter pin that affixes the lower
end of the PTO engagement rod to the PTO
adjuster link. Save the pin for reassembly.
See Figure 17.
PTO Adjuster Link
Cotter Pin
PTO Engagement Rod
Engine Pulley
Figure 17
• Remove the hex bolt from the center of the
engine pulley. Do NOT attempt to remove the
engine pulley at this time. See Figure 18.
Hex BoR
0
NOTE: Viewshown frombeneath tractor,
Figure 18
IMPORTANT:
When remounting the engine
pulley, torque the center hex bolt to between 38 foot-
pounds and 50 foot-pounds.
21