12
EN
8. IDENTIFICATION OF FAULTS
PROBLEM
1) The engine
will not start
or will not
keep running
2) The engine starts
but is lacking
in power
3) The engine runs
irregularly and lacks
in power when
revved
4) The engine gives
off an excessive
amount of smoke
9. TECHNICAL SPECIFICATIONS
MODEL............................................................................
Displacement ........................................................ cm
Power ..................................................................... kW
Spark plug .....................................................................
Petrol : oil ratio ..............................................................
Tank capacity ....................................................... litres
Trimming length ..................................................... mm
Acoustic level (according to EN 27917) ............. dB(A)
Vibration level ....................................................... m/s
Mass ........................................................................ kg
IDENTIFICATION OF FAULTS / TECHNICAL SPECIFICATIONS
LIKELY CAUSE
– Incorrect starting procedure
– Dirty spark plug or incorrect distance
between the electrodes
– Air filter clogged
– Carburation problems
– Air filter clogged
– Carburation problems
– Dirty spark plug or incorrect
distance between the electrodes
– Carburation problems
– Incorrect composition
of the fuel mix
– Carburation problems
SOLUTION
– Follow the instructions
(see chap. 5)
– Check the spark plug
(see chap. 7)
– Clean and/or replace the filter
(see chap. 7)
– Contact your Retailer
– Clean and/or replace the filter
(see chap. 7)
– Contact your Retailer
– Check the spark plug
(see chap. 7)
– Contact your Retailer
– Prepare the fuel mix according to
the instructions (see chap. 4)
– Contact your Retailer
HTM 60
3
25.4
0.8
NGK BPMR6Y
50 : 1
0.5
550
90.5
2
2.5 - 5.4
5.7
HTM 75
25.4
0.8
NGK BPMR6Y
50 : 1
0.5
700
91
7.4 - 6.0
5.4