DR Power Self-Propelled 6.75 Pro-XL (September 2010 - April 2013) - Manual (Page 24)

24 DR ® TRIMMER/MOWER
Tools needed:
 3/8" Socket

7/16" Wrench

1/2" Wrench
1. Remove the Mow-Ball ® Support Assembly. See “Removing the Mow-Ball ®
Support Assembly” on page 19.
2. Remove the Stone Guard Flap. See “Removing the Stone Guard Flap” on
page 20. This step is not applicable to the Self-Propelled model.
3. Remove the Bottom Shield. See “Bottom Shield” on page 21.
4. Using a 3/8" Socket, remove the Lock Nut from the Brake Actuator Rod and
remove the Rod from the Brake Arm (Figure 36).
5. Using a 1/2" Wrench, remove the four (4) Mounting Bolts that retain the
Bearing Housing from topside of the Trimmer Housing (Figure 37).
6. Turn the Bearing Assembly over to expose the Brake Arm Assembly and
unhook the Tension Spring from the Brake Arm (Figure 38).
7. Remove the Phillips Screw retaining the Brake Arm.
8. Install the new Brake Arm Assembly in the reverse order.
NOTE: When replacing the Brake Actuator Rod, do not tighten the Nut against the
Brake Arm. Leave the Nut just loose enough to allow the Rod to slide freely in the
Brake Arm slot.
Side Shield - All models
Tools needed:
 3/8" Wrench

7/16" Wrench
1. Using a 3/8" Wrench or Socket (topside) and a 7/16" Wrench or Socket
(underneath), remove the four mounting Bolts, Nuts and Washers that
retain the Side Shield (Figure 39) and discard the old Shield.
2. Install the new Shield and secure in place with the mounting hardware.
You should never operate the trimmer without the side shield in place.
Always replace a damaged side shield immediately.
Before performing any adjustment, maintenance procedure or inspection,
stop the engine, wait five (5) minutes to allow parts to cool and disconnect
the spark plug wire, keeping it away from the spark plug.
Actuator
Rod
Lock Nut
Figure 36
Bearing Housing
Mounting Bolt
(4PLS)
Figure 37
Spring
Brake
Arm
Phillips
Screw
Figure 38
Bottom Shield
Side Shield
Hardware to remove
Figure 39