DR Power Walk-behind 13 - 17 HP (April 2005 - August 2005) - Manual (Page 29)

DR  ALL-TERRAIN  FIELD and BRUSH MOWER Safety & Operating Instructions 25
Removing and Replacing the Belts
To Replace the Blade Belt
1. Remove the black belt guard by
unscrewing the black knob,
lifting the cover, and pulling up
and back to remove it.
2. Release the belt tension lever
(Figure 14).
3. Remove the belt from the
pulley (Figure 15), and then
drop it from the engine pulley
below the machine.
4. To mount the belt, follow the
above procedure in reverse.
Figure 14
WARNING! Before performing any maintenance procedure, stop the
engine and disconnect the spark plug wire(s).
Important! Use only DR belts on your machine. They have been
thoroughly tested and proven for many hours of use.
Belt Tension Lever
Belt Removed
Figure 15