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INTRODUCTION
Thank you for purchasing this brush cutter from our company. These Operating Instructions
contain safety information to make you aware of the hazards and risks associated with the use
of this machine and how to avoid them. This machine is intended for trimming and brush
cutting and must not be used for other purposes. Carefully read these Operating and
Maintenance Instructions and make sure you understand all the instructions before starting
and using this machine.
Keep these Operating Instructions for future reference.
Due to changes in specifications, some details of your machine may not correspond to the
information provided in these Operating Instructions. Please use the relevant information
accordingly.
TECHNICAL DATA
Model
TBC 261D
TBC 331D
TBC 431D
Engine type
Air cooled two-stroke petrol engine
Power output (max.) (kW)
0.75
1.0
1.25
Engine displacement (cm
3
)
25.4
32.6
42.7
Idling speed (rpm)
3 100 ± 400
3 100 ± 300
Clutch engaging speed
4 500
Max. engine speed (rpm)
9 500 (string head)
11 000 (cutting blade)
9 500 (string head)
10 500 (cutting
blade)
Max. cutting tool speed (rpm)
7 200 (string head)
8 250 (cutting blade)
7 200 (string head)
7 900 (cutting blade)
Cutting tool diameter (mm)
255 (cutting blade)
430 (string head)
Max. string diameter (mm)
2.4
Fuel
Mixture 40:1 (gasoline : two-stroke engine oil)
Fuel tank capacity (ml)
600
900
1000
Net weight (without fuel,
cutting tool and harness) (kg)
6.3
7.1
7.9
Sound pressure level
L
pA
(dB)
92.4 (string head)
93.4 (cutting blade)
92.9 (string head)
93.6 (cutting blade)
92.9 (string head)
94.0 (cutting blade)
Sound power level L
WA
110.2 (string head)
110.6 (cutting blade)
110.6 (string head)
111.2 (cutting blade)
111.1 (string head)
111.7 (cutting blade)
Guaranteed sound power
level L
WA
(dB)
113.0
Vibrations (m/s
2
)
5.5
5.55
4.35
Uncertainty (m/s
2
)
1.5
Spark plug
Champion RCJ7Y
Carburettor
WT1032 (Walbro)
WT1132 (Walbro)
WT1034 (Walbro)
Technical data are subject to change without prior notice.
