Maintenance; Cleaning; Replacing Spool Housing - DeWalt DCST920 Instruction Manual

9. Push the line in the holding slots on one side of the spool to hold
the first line while you wind the second line.
10. Repeat the above procedure for the second cutting line on the
lower section of the spool.
CAUTION:
Before you begin trimming, only use the
appropriate type of cutting line. ensure that cutting line is present in
both sections of the spool as shown in Figure 11.
11. Once both lines are wrapped around
the spool (9A), place your thumb and
finger on the holding slots to further
secure the string and feed the end of
each line through the two holes (12A)
on either side of the head in the spool
housing (H) as shown in Figure 12.
1 2. Line up the white nubs (12B) inside
the spool housing with the recesses
(12C) of the spool. Align the holding
slots (10C) with the two holes (12A) as
close as possible.
13. Push the spool into the spool housing and turn counterclockwise
to lock the spool in place. Ensure the white nub (12B) appears in
the spool window (9B). Make sure the line doesn't unravel and
wrap around the shaft below the spool.
14. Pull both ends of the cutting line to release them from the
holding slots. If the line extends past the cutting blade on the
guard cut the line so it just reaches the blade.

mAInTenAnce

WARNING:
To reduce the risk of serious personal
injury, turn appliance off and remove battery before making any
adjustments or removing/installing attachments or accessories.
1. Keep the air intake slots (13A) clean
2. Your trimmer line can dry out over
3. Plastic parts may be cleaned by
4. The line cutter on the edge of the guard can dull over time. It is
FIG. 12
12C

cleaning

12B
12A
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
performing this.
chemicals for cleaning the non-metallic parts of the appliance. 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 appliance; never immerse any part of the appliance into a liquid.
CHarGer CLeanInG InSTruCTIonS
from the AC outlet before cleaning. Dirt and grease may be removed
from the exterior of the charger using a cloth or soft non-metallic
brush. Do not use water or any cleaning solutions.
Replacing Spool Housing (Fig. 14–15)
1. Rotate the spool housing (H) until the hole (14A) in the spindle (14B)
11
to avoid overheating.
time. To keep your line in top condition,
store spare line in a plastic, sealable
bag with a tablespoon of water.
using a mild soap and a damp rag.
recommended you periodically touch-up the sharpness of the
blade with a file.
WARNING:
Blow dirt and dust out of all air vents
WARNING:
Never use solvents or other harsh
WARNING:
Shock hazard. Disconnect the charger
lines up with notch (14C) in the guard (G). A third hole in the motor
FIG. 13
13A