2. Rotate the bike handle
its storage position inline with the pole
3. Tighten the handle clamp screw
clockwise until snug.
Unfolding:
1. Unthread the handle clamp screw
it counterclockwise until the handle clamp
rotated clockwise.
2. Rotate the bike handle
working position and adjust it so that the distance "A" is
roughly 7" (17 cm) as shown in Fig. F.
3. Fully tighten the handle clamp screw
the handle is secured in position before operating the unit.
Assembling the Guard (Fig. H)
WARNING: NEVER OPERATE appliance WITHOUT
GUARD FIRMLY IN PLACE. The guard must always be properly
attached on the appliance to protect the user.
1. Place the string trimmer guard
shown in Fig. H.
2. Use a 3 mm hex wrench (not included) to secure it to the
gear case
with the four guard screws
13
and plate
and tighten it securely.
28
Installing the Spool Assembly (Fig. I)
1. Remove the battery.
2. Ensure the string trimmer guard
before proceeding.
3. Install the spindle plate
notch is facing towards the gear case.
4. Align the spindle plate hole
the locking rod
or screwdriver back into the hole
16
thread the new spool housing counterclockwise. Securely
tighten the new spool housing onto the shaft
5. Thread the spool housing
shaft
32
. Securely tighten the spool housing
Installing and Removing the Shoulder Harness
(Fig. J, K)
WARNING: The shoulder straps should be slung over both
shoulders and not across the body. See Fig. K.
The shouder harness
20
A dual shoulder harness
20
with a total weight exceeding 13 lbs. (6 kg). (Total weight
includes the tool, attachment, and battery.) Attach the dual
shoulder harness to the tool as shown in Fig. J and adjust for
proper balance and support
1. Grab the dual shoulder harness
through each one of the shoulder straps
one hangs on your shoulders
2. Buckle the chest strap
3. Snap the shoulder strap latch
mount
11
located on the pole
housing as shown in Fig. J.
4. Tighten the shoulder straps
until they fit securely against your body and over your
shoulders
35
to provide proper balance and support of
the tool.
5. To remove the dual shoulder harness
chest strap
. Loosen the shoulder straps
37
arms through each one of the shoulder straps
4
counterclockwise and down to
10
.
12
by turning it
12
by turning
21
can be
4
clockwise and up to its
. Ensure that
12
14
into position as
, washers
26
is installed
14
onto the shaft
, so the
29
32
with the notch
30
32
.
15
counterclockwise onto the
15
.
will fit sizes XS–XXL.
is recommended for any tool
and slide your arms
20
34
ensuring each
35
as shown in Fig. K.
37
.
onto the strap
33
10
, just in front of the motor
34
and chest strap
20
, unbuckle the
. Pull your
34
34
.
Shoulder Harness Quick Release (Fig. J, L–O)
The dual shoulder harness
release mechanism
user without removing the dual shoulder harness, pull the
quick release strap
1. To reattach the dual shoulder harness to the tool
after pulling the quick release strap
shoulder strap latch
mount
11
2. Slide the strap latch loop
mechanism
3. Slide the quick release fitting
release mechanism
4. Attach the shoulder strap latch
mount
11
OPERATION
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. An accidental start‑up can
cause injury.
27
Installing and Removing the Battery Pack (Fig. P)
WARNING: Ensure the tool/appliance is in the off position
before inserting the battery pack.
nOTE: For best results, make sure your battery pack is
fully charged.
1. To install the battery pack
the battery pack with the rails inside the tool's handle and
slide it into the handle until the battery pack is firmly seated
, insert
31
in the tool and ensure that it does not disengage.
and
30
2. To remove the battery pack from the tool, press the
battery pack release button
pack out of the tool handle.
State of Charge Indicator (Fig. A, Q)
The DCST981 is equipped with a state of charge indicator.
This will display the current level of charge in the battery
during use. It does not indicate tool functionality and
is subject to variation based on product components,
temperature and end-user application.
• The state of charge indicator LEDs
indicating the percent of charge in the battery.
• When all four state of charge indicator LEDs
the battery is fully charged.
• When one state of charge indicator LEDs
charge is low and then it will flash when the battery
is discharged. Remove the battery and charge it.
State of Charge Indicator LED Status
37
is equipped with a quick
20
38
. To quickly release the tool from the
as shown in Fig. L.
39
as shown in Fig. M, from the strap
33
.
onto the quick release
40
38
as shown in Fig. N.
42
38
as shown in Fig. O.
33
as shown in Fig. J.
18
into the tool handle, align
19
and firmly pull the battery
LEVEL OF CHARGE
100% - 75%
50% - 75%
20% - 50%
≤20%
English
, remove the
39
through the quick
to the strap
will illuminate,
7
7
illuminate,
illuminates,
7
CHARGE INDICATOR
LED COLOR
White
White
White
White
11