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1. Remove the locknut in the direction as the cutting
attachment turn. (Fig. 46)
Note: The locknut has a left thread.
2. Examine that you cannot turn the nylon lining of
the locknut with your hands. The nylon lining must
supply a minimum resistance of 1.5 Nm (1,1 ft lb).
3. Tighten the locknut with the socket wrench.
To sharpen grass cutters and grass
blades
1. Sharpen grass cutters and grass blades with a
single-cut flat file.
2. Sharpen all edges of the grass cutters and blades
equally to keep the balance. (Fig. 24)
Technical Data
unit 129R
A05328CBHV
Engine Specifications
Cylinder displacement cm
3
27,6
Electrode gap mm 0,5
Fuel tank volume cm
3
343
Idling speed min
-1
2800 - 3200
Maximum power speed min
-1
8000
Power output kW 0,85
Spark plug Husqvarna HQT-4
Maximum output shaft rotation min
-1
7200
Emission durability period h 125
Noise and Vibration Data
Equivalent vibration level (ahv, eq), equipped with grass blade, left handle -
see note 1
m/s
2
8,43
Equivalent vibration level (ahv, eq), equipped with grass blade, right handle -
see note 1
m/s
2
8,34
Equivalent vibration level (ahv, eq) equipped with trimmer head, left handle -
see note 1
m/s
2
8,43
Equivalent vibration level (ahv, eq) equipped with trimmer head, right handle
- see note 1
m/s
2
8,56
Sound power level, guaranteed (L
WA
) - see note 2 dB(A) 114
Sound power level, measured - see note 2 dB(A) 106
Sound pressure level at operator's ear, equipped with grass blade - see note
3
dB(A) 94
Sound pressure level at operator's ear, equipped with trimmer head - see
note 3
dB(A) 95
Product Dimensions
Weight (excluding cutting equipment) kg 5,98
14 191 - 008 - 24.06.2022
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