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120050
OWNER’S MANUAL
For more information, visit www.desatech.com
SERVICING POLE
TRIMMER
The Pole Trimmer is a double-insulated tool
and contains some parts that can only be
replaced with original parts by an Autho
-
rized Service Center. Visit our Technical
Service web site at www.desatech.com
or contact our Technical Service Department
at 1-800-858-8501 (English Only) for the
nearest Authorized Service Center.
The parts listed on pages 12 and 13 are
considered to be user replaceable. See Re-
placement Parts and Accessories, page 10,
for information on ordering these parts.
1. Unplug pole trimmer from power supply.
2. Place pole trimmer upside down on
workbench and remove the four (4)
bottom cover screws. Lift bottom cover
off (see Figure 18).
WARNING: To prevent serious
personal injury, wear gloves when
removing and installing the cut
-
ter blades. Do not place fingers
or hands between blades where
they could get cut.
BLADE REPLACEMENT
3. Remove M5 locknut and washer from
cam (see Figure 19).
4. Align cam and cutter blade assemby.
Remove cam. (see Figure 19).
Cover Screw
Bottom Cover
Figure 18 - Removing Bottom Cover from
Trimmer Head
M5 Locknut
Washer
Cam
Figure 19 - Removing Cam
Cutter Blade Assembly
Note: If binding occurs after reassembly,
repeat all of the previous steps making sure
that cam aligns properly with cutter blade
assembly.
WARNING: All components
must be installed and securely
fastened before plugging pole trim
-
mer into power supply. Failure to
do so may cause product damage
or serious personal injury.
5. Remove screw that holds down cutter
blade assembly (see Figure 20). IM-
PORTANT: Be sure not to loose the
8-32 locknut that secures this screw.
6. Remove and dispose of cutter blade
assembly.
7. Attach new cutter blade assembly to
power head with screw and locknut
removed in step 5.
8. Align cutter blade assembly so that
the cam will fit properly into the oval-
shaped lobes of the cutter blade assem
-
bly (see Figure 19). IMPORTANT: The
large diameter flange of the cam must
face upward away from the power head.
The small diameter flange of the cam
must line up with and sit directly on top
of the cam flange.
9. Replace washer and locknut removed
in step 3. Tighten securely.
10. Replace the bottom cover and se
-
cure with the 4 bottom cover screws
removed in step 2 (see Figure 18).
Tighten screws securely.
Figure 20 - Removing Cutter Blade
Assembly
Screw
Cutter Blade
Assembly
Cam Flange
8-32 Locknut