Technical Data - Husqvarna 122R Operator's Manual

3. Put the air filter oil in the plastic bag. (Fig. 44)
4. Push the plastic bag to make sure the oil supplies
equally across the air filter.
5. Push on the air filter, while in the bag, to remove
the air filter oil that is not necessary. Remove the air
filter from the bag.
6. Install the air filter.
To add grease to the bevel gear
Make sure that the bevel gear is filled 3/4 full with bevel
gear grease.
(Fig. 45)
To remove the locknut
CAUTION:
you use it for approximately 10 times.
Engine Specifications
Cylinder displacement
Electrode gap
Fuel tank volume
Idling speed
Maximum power speed
Power output
Spark plug
Maximum output shaft rotation
Noise and Vibration Data
Equivalent vibration level (ahv, eq), equipped with grass blade, left handle -
see note 1
Equivalent vibration level (ahv, eq), equipped with grass blade, right handle -
see note 1
Equivalent vibration level (ahv, eq) equipped with trimmer head, left handle -
see note 1
Equivalent vibration level (ahv, eq) equipped with trimmer head, right handle
- see note 1
Sound power level, guaranteed (L
Sound power level, measured - see note 2
Sound pressure level at operator's ear, equipped with grass blade - see note
3
14
Replace the locknut when

Technical Data

) - see note 2
WA
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)
unit
3
cm
mm
3
l/cm
-1
min
-1
min
kW
-1
min
2
m/s
2
m/s
2
m/s
2
m/s
dB(A)
dB(A)
dB(A)
122R
21.7
0.5
0.34/343
2800 - 3200
7800
0.6
HQT-4 672201
7200
3.48
1.93
1.66
2.59
102
98
90
2228 - 001 - 28.07.2023