DR Power Walk-behind 8 - 15 HP (1998 - 2001) - Manual (Page 21)

DR
®
FIELD and BRUSH MOWER Safety & Operating Instructions 17
To Replace the Drive Belt
Tools Needed:
· 7/16" socket
· 1/2" socket
· 5/8" wrench
!
WARNING: Always remove the spark plug wire before servicing your machine.
1. Mount the new belt over the 6" transmission pulley (Figure 22).
2. Place the belt in the belt guide and slide the belt guide forward, making sure it is under the flat
washers. Position the belt with a 1/16" to 1/8" space between the pulley and the belt guide.
Tighten the belt guide (Figure 21).
3. Replace the two belt retainers and washers on the 6" transmission pulley (Figure 20).
4. Reinstall the blade belt. (See the instructions on page 15.)
5. Turn the machine upright.
Note: You may need to adjust the wheel clutch cable after replacing the belt. See the instructions
on page 20.
Blade
To Replace the Blade
Tools Needed:
· 15/16" wrench or socket
· air wrench if available
· rag or gloves to handle the blade
!
WARNING: Always remove the spark
plug wire before servicing your machine.
Note: You may need a length of pipe to fit
over the wrench for more leverage when
removing the blade nut.
1. Block the blade with a piece of wood
between the blade and the skid on the
chute side of the deck (Figure 23).
2. Remove the blade lock nut (right-hand,
regular thread) and washer.
Caution: Be careful not to get cut when
pushing or pulling the wrench next to the
blade.
3. Remove the blade.
Figure 23