Stihl Cutquik 4238 Series, Cutquik TS 410, Cutquik TS 420 Technical Information
STIH)
Technical Information
Cut-off machine STIHL Cutquik® TS 410, 420 – Series 4238
Contents
1. Guard with defined adjustment range
2. Belt guard, screw
3. Set of instruction labels
4. Summary
1. Guard with defined adjustment
range
1.1 Adjustment range
2
2
1
35.2009
®
In STIHL Cutquik
the adjustment range (A and B respectively) of the
guard will be determined by the stop pin (1) installed
into the cast arm and by the lugs (arrows) molded
onto the guard (2).
TS 410, 420 cut-off machines,
1
A
Left: Adjustment range (A),
Guard mounted on the inboard side
Right: Adjustment range (B),
Guard mounted on the outboard side
TI_35_2009_30_01_01.fm
B
370TI016 KN
englisch / English
Page 2 Technical Information 35.2009
1.2 Cast arm
2
2
The previous versions of the cast arm
4238 701 0201 (TS 410) and cast arm
4238 701 0200 (TS 420) are being replaced by the
new versions of the cast arm 4238 701 0203
(TS 410) and cast arm 4238 701 0202 (TS 420).
The new versions differ by a threaded hole (1) for
installing in the stop pin (see b 1.4) and additional
holes (2) for fastening the limit stop (see b 1.5).
Spare parts
The previous versions of cast arm 4238 701 0201
(TS 410) and cast arm 4238 701 0200 (TS 420)
without a threaded hole and without additional holes
are no longer available. The new versions of cast
arm 4238 701 0203 (TS 410) and cast arm
4238 701 0202 (TS 420) can also be used for older
machines.
1
3701TI017 KN
1.3 Guard
3701TI018 KN
Left: Previous versions of the guard
Right: New versions of the guard
The previous versions of the guard dia. 300 mm
(12") (4238 700 8102) and the guard dia. 350 mm
(14") (4224 700 8102) are being replaced by the
new versions of the guard dia. 300 mm (12")
(4238 700 8105) and the guard dia. 350 mm (14")
(4224 700 8108).
The new versions differ from the previous versions
by casted lugs (arrows), together with the stop pins
(see b 1.4) installed into the cast arm (see b 1.2)
to determine the adjustment range (see b 1.1) of
the guard.
Spare parts
The previous versions of the guard dia. 300 mm
(12") (4238 700 8102) and the guard dia. 350 mm
(14") (4224 700 8102) remain available for older
machines.
Service notes
The previous versions of the guard dia. 300 mm
(12") (4238 700 8102) and the guard dia. 350 mm
(14") (4224 700 8102) may only be installed in
machines with the previous guards.
The new versions of the guard dia. 300 mm (12")
(4238 700 8105) and the guard dia. 350 mm (14")
(4224 700 8108) may only be installed in machines
with the new guards.
TI_35_2009_30_01_01.fm
Technical Information 35.2009 Page 3
1.4 Stop pin
2
1
With the introduction of the new guards
(see b 1.3), the stop pin (1) 4224 691 0100 and
the limit stop (see b 1.5) are introduced. The stop
pin (1) installed into the cast arm (2), together with
the lugs molded onto the guard (see b 1.3)
determine the adjustment range (see b 1.1).
Tightening torques
Stop pin / cast arm 5 Nm
370TI019 KN
1.6 Rubber buffer
2
3
Left: Previous versions of the cast arm,
rubber buffer and screw
Right: New versions of the cast arm with
guard and the stop pin
The stop pin (1, see b 1.4) and lugs cast onto the
guard (see b 1.3) determine the adjustment range
(see b 1.1), the rubber buffer (2) 4224 790 9300
and the screw IS-M5x6-10.9 (3) (9022 341 0910)
have been eliminated.
1
3701TI071 KN
1.5 Limit stop
1
2
With the introduction of the new guards
(see b 1.3), the limit stop (1) 4238 691 0200 and
the stop pin (see b 1.4) are introduced. The limit
stop (1) is fastened to the cast arm with the pan
head self-tapping screw IS-P4x16 (2)
(9074 478 3025).
Tightening torques
Spare parts
The previous versions of the rubber buffer
4224 790 9300 and the screw IS-M5x6-10.9
(9022 341 0910) remain available for machines with
the previous guards.
370TI020 KN
Limit stop / cast arm 1.8 Nm
TI_35_2009_30_01_01.fm
Page 4 Technical Information 35.2009
1.7 Reconfiguring the "cast arm with guard"
– from guard on the inboard side to
guard on the outboard side
The "cast arm with guard" is mounted on the inboard
side by the manufacturer.
The "cast arm with guard" can also be mounted on
the outboard side depending on requirements.
Assembly on the inboard side is recommended for
better balance.
. Remove the abrasive wheel
Remove water attachment
3
1
2
1
Remove the adjusting lever
2
3
1
370TI022 KN
. Loosen the banjo bolt (1) with the combination
wrench and remove it together with the seal – in
the process, remove the square nut from the
guide on the inside of the guard
. Remove bolt (2)
. Turn the adjusting lever (3) upwards and
remove
Slacken the V-belt
. Loosen the banjo bolt (1) with the combination
wrench – in the process, remove the square nut
from the guide on the inside of the guard
. Remove the water hose (2) with connector from
the adjusting lever (3)
. Remove the water hose (2) from the
guide (arrows) in the V-belt guard
370TI021 KN
2
1
1
. Loosen the nuts (1) – do not remove them
. Turn the tensioning nut (2) counterclockwise
with the combination wrench – approx. 1/4 turn,
max. to stop = 0
1
0
370TI023 KN
TI_35_2009_30_01_01.fm
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