DR Power Walk-Behind Pro (2000 - 2001) - Manual (Page 37)

DR
®
TRIMMER/MOWER
™
Assembly & Operating Instructions 31
(Please refer to the engine manufacturer's owner's
manual for engine-specific procedures.) Þ Is the throttle cable attached to the engine and
moving freely?
Þ Are the blower housing, throttle linkage and
cooling fins free of debris? Clean them following
the instructions in the engine manufacturer's
owner's manual.
Þ Are the bearing housing and trimmer head
clogged with debris? Drop it and clean it
according to the "To Partially Lower the Bearing
Housing Assembly" instructions on page 24.
Þ If your engine still lacks power, call 1(800)DR-
OWNER(376-9637) for advice and assistance.
Trimmer head won't spin Þ Is the trimmer head control fully engaged? Pull
the bail bar all the way back to the handlebar,
then firmly push the trimmer head control lever all
the way down until you hear a click. When you
release it, it will spring part way back. The head
will keep spinning as long as you hold the bail bar
against the handlebar.
Þ Is your v-belt properly aligned? Check it against
the diagram in the Belt section on page 27.
Make sure the belt is inside idler pulley #1, that
the springs on the idler pulley arm and triangular
brake actuator are in place, and that the actuator
moves when you engage the trimmer head
control lever.
Þ Is your v-belt worn or frayed? If so, replace it.
Þ Are your bearings in good shape? Follow the "To
Check the Bearing Housing Assembly"
instructions on page 24.
Þ Are the bearing housing and trimmer head
clogged with debris? Drop and clean them
according to the "To Partially Lower the Bearing
Housing Assembly" instructions on page 24.
Þ If the head still will not spin, follow the procedure
for "To Adjust the Belt Tension through the
Trimmer Control Cable" on page 28.
Þ If none of the above helps, call 1(800)DR-
OWNER(376-9637) for advice and assistance.
Trimmer head keeps spinning
Trimmer head keeps spinning (continued)
Þ Is the trimmer head control disengaging? When
you release the bail bar, the control lever should
come all the way up against the bar, just below
the curve.
Þ Is the sleeve on the trimmer head control cable
clogged with debris? If so, clean it out and spray
some FLUID FILM
®
on the cable.
Þ Is your v-belt properly aligned? Check it against
the diagram in the Belt section on page 27.
Make sure the belt is inside idler pulley #1, that
the springs on the idler pulley arm and triangular
brake actuator are in place, and that the actuator
moves when you engage the trimmer head