Husqvarna 122c Manual

FUEL HANDLING
English – 11
Fuel safety
Never start the machine:
1 If you have spilled fuel on it. Wipe off the spillage and  allo
 w remaining fuel to evaporate.
2 If you have spilled fuel on yourself or your clothes,  change y
 our clothes. Wash any part of your body that 
has come in contact with fuel. Use soap and water.
3 If the machine is leaking fuel. Check regularly for  leaks from the fuel cap and fuel lines
 .
Transport and storage
•Store and transport the machine and fuel so that there 
is no...

FUEL HANDLING
12 – English
Mixing
•Always mix the gasoline and oil in a clean container 
intended for fuel.
• Always start by filling half the amount of the gasoline  to be used.
  Then add the entire amount of oil. Mix 
(shake) the fuel mixture. Add the remaining amount of 
gasoline.
• Mix (shake) the fuel mixture thoroughly before filling  the machine’
 s fuel tank.
• Do not mix more than one month’s supply of fuel at a  time
 .
• If the machine is not used for some time the fuel tank  should be emptied...

STARTING AND STOPPING
English – 13
Check before starting
•Check that the trimmer head and trimmer guard are 
not damaged or cracked. Replace the trimmer head or 
trimmer guard if they have been exposed to impact or 
are cracked.
• Never use the machine without a guard nor with a  def
 ective guard.
• All covers must be correctly fitted and undamaged  bef
 ore you start the machine.
Starting and stopping
Starting
Primer bulb: Press the air purge repeatedly until fuel 
begins to fill the bulb. The bulb need...

WORKING TECHNIQUES
14 – English
General working instructions
Basic safety rules
1Look around you:
• To ensure that people, animals or other things cannot  aff
 ect your control of the machine.
• To ensure that people, animals, etc., do not come into  contact with the cutting attachment or loose objects 
that are thro

wn out by the cutting attachment.
• CAUTION! Do not use the machine unless you are  ab
 le to call for help in the event of an accident.
2 Inspect the working area. Remove all loose...

WORKING TECHNIQUES
English – 15
Basic working techniques
Always slow the engine to idle speed after each working 
operation. Long periods at full throttle without any load on 
the engine can lead to serious engine damage.
Grass trimming with a trimmer head
Trimming
•Hold the trimmer head just above the ground at an 
angle. It is the end of the cord that does the work. Let 
the cord work at its own pace. Never press the cord 
into the area to be cut.
• The cord can easily remove grass and weeds up...

MAINTENANCE
16 – English
Carburetor
Adjustment of the idle speed
Use suitable personal protective equipment. During 
adjustment the cutting attachment could rotate.
Before any adjustments are made, make sure that the air 
filter is clean and the air filter co
 ver is fitted.
Adjust the idle speed using the idle adjustment screw T, if 
it is necessar
 y to readjust. First turn the idle adjustment 
screw T clockwise until the cutting attachment starts to 
rotate. Then turn the screw anticlockwise until the...

MAINTENANCE
English – 17
Cooling system
To keep the working temperature as low as possible the 
machine is equipped with a cooling system.
The cooling system consists of:
1 Air intake on the starter.
2 Cooling fins on the cylinder.
Clean the cooling system with a brush once a week, more 
often in demanding conditions
 . A dirty or blocked cooling 
system results in the machine overheating which causes 
damage to the piston and cylinder.
Spark plug
The spark plug condition is influenced by:
• Incorrect...

MAINTENANCE
18 – English
Cleaning the air filter
Remove the air filter cover and take out the filter. Wash it 
clean in warm, soapy water. Ensure that the filter is dry 
before refitting it. 
An air filter that has been in use for a long time cannot be 
cleaned completely
 . The filter must therefore be replaced 
with a new one at regular intervals. 
A damaged air filter 
must always be replaced.
If the machine is used in dusty conditions the air filter 
should be soaked in oil. See instructions under the...

English – 19
MAINTENANCE
Maintenance schedule
The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the 
Maintenance section.
MaintenanceDaily 
maintenance Weekly 
maintenanceMonthly 
maintenance
Clean the outside of the machine.
X
Make sure the throttle trigger lock and the throttle function 
correctly from a saf
 ety point of view. X
Check that the stop switch works correctly. X
Check that the cutting attachment does not rotate at idle. X...

20 – English
TECHNICAL DATA
Technical data
NOTE! This spark ignition system complies with the Canadian standard ICES-002.
Note 1: Reported data for equivalent sound pressure level for the machine has a typical statistical dispersion (standard 
deviation) of 1 dB (A).
Note 2: Reported data for equivalent vibration level has a typical statistical dispersion (standard deviation) of 1 m/s
2.
122C
Motor
Cylinder displacement, cu.in/cm31,32/21,7
Cylinder bore, inch/mm 1,26/32
Stroke, inch/mm 1,06/27
Idle...