ENGLISH
8
Folding for Storage or Transportation (Fig.A, B, P)
The string trimmer can be folded for storage or 
transportation. To put the string trimmer in the folded 
position, please refer to Extending and Folding thePole.
Replacing Guard (Fig.O)
An extended coverage guard is available (soldseparately) 
for extra coverage if desired.Use DeWALT replacement 
guard Part NumberN890579.
 
WARNING: Never operate appliance 
without guard firmly inplace.
1.  Remove the 2guard screws
19
.
2.  Attach the new guard as described in the Attaching 
Guardsection.
Replacing Spool Assembly (Fig.A, N)
1.  Rotate the spool housing
10
 until the hole
27
 in the 
spindle plate aligns with notch
28
 in the motor housing. 
Insert a screwdriver through the notch and into the hole, to 
prevent the spindle fromturning.
2.  Unscrew and remove the spool housing by turning the 
spool grip cover
25
clockwise. 
NOTE: Do not try to remove the spool by turning the spool 
housing
24
.
3.  Remove spindle plate
30
 before installing a new spool. 
Remove any dirt and grass from the motor housing and 
spindleplate.
4.  Install spindle plate
30
 onto the spindle
29
, so the 
double D shaped retaining nut on the spindle sits inside the 
base of the spindleplate.
5.  Align the spindle plate hole and notch, insert a 
screwdriver back into the hole and thread the new spool 
housing counterclockwise. Securely tighten the new spool 
housing onto the spindle
29
.
Reloading the Cutting Line (Fig.K–M)
 
WARNING: To reduce the risk of 
serious personal injury, turn unit off and remove 
the battery pack before making any adjustments or 
removing/installing attachments or accessories, when 
replacing line, or prior to cleaning. An accidental start-up 
can causeinjury.
 
CAUTION:Use only DeWALT replacement 
spools and line. Using any other manufacturer's line 
Replacement Accessories
 
WARNING: To reduce the risk of 
serious personal injury, turn appliance off and remove 
battery before making any adjustments or removing/
installing attachments oraccessories.
 
WARNING: The use of any accessory not 
recommended by DeWALT for use with this appliance could 
behazardous.
 
WARNING: Do not use any blades, or any 
accessory or attachment other than those recommended by 
DeWALT on this trimmer. Serious injury or product damage 
mayresult.
Use DeWALT replacement line Model No. DWO1DT801 
orDWO1DT802.
When replacing the line, use only 0.080" (2.0 mm) 
diameter line (Model No. DWO1DT801 or DWO1DT802 are 
recommended). Other sizes may degrade performance or 
cause damage to thetrimmer.
Accessories
 
WARNING: Since accessories, other 
than those offered by DeWALT, have not been tested with 
this product, use of such accessories with this tool could 
be hazardous. To reduce the risk of injury, only DeWALT 
recommended accessories should be used with thisproduct.
Recommended accessories for use with your tool are 
available at extra cost from your local dealer or authorized 
service center. If you need assistance in locating any 
accessory, please contact DeWALT. Call 1-800-4-DeWALT 
(1-800-433-9258) or visit our website: www.dewalt.com.
Cleaning
 
WARNING: Blow dirt and dust out of all 
air vents with clean, dry air at least once a week. To minimize 
the risk of eye injury, always wear ANSI Z87.1 approved eye 
protection when performingthisprocedure.
 
WARNING: Never use solvents or other 
harsh chemicals for cleaning the non-metallic parts of the 
tool. These chemicals may weaken the plastic materials 
used in these parts. Use a cloth dampened only with water 
and mild soap. Never let any liquid get inside the tool; never 
immerse any part of the tool into aliquid.
•  The line cutter on the edge of the guard can dull over 
time. It is recommended you periodically touch‑up the 
sharpness of the blade with afile.
can reduce performance, damage the trimmer or cause 
personalinjury. 
Your trimmer uses 0.080" (2.0 mm) diameter line that is 
spiral-shaped with smooth round edges. Do not use other size 
lines. This can degrade performance, causing damage to the 
unit orinjury.
 
CAUTION: To avoid appliance damage, if 
the cutting line protrudes beyond the trimming blade, cut it 
off so that it just reaches theblade.
Use only DeWALT replacementline.
1.  Removebattery.
2.  Cut a max of 20' (6 m) length of 0.080" (2.0mm) 
trimmerline. 
3.  Align spool housing eyelets
22
 with the arrow
23
 on 
the spool grip cover
25
 as shown in Fig.K.
4.  Thread one end of the trimmer line through an eyelet. 
Guide the line through to the second eyelet and continue to 
pull the line through until there are equal lengths of string 
on each side of the spool housing as shown in Fig.L.
5.  Secure the spool cap from moving with one hand. Using 
your other hand, wind the string onto the spool by rotating 
the spool grip cover counterclockwise. Continue winding 
until 5" (130mm) of string remain on each side of the 
spoolhousing.