Maintenance - Husqvarna K 4000 Operator's Manual

1. Release the power switch to stop the motor.
Maintenance schedule
In the maintenance schedule you can see which parts of
your product the maintenance is necessary. You can
Cleaning
Functional inspection
Change
*See instructions in the section
** See instructions in the section
Cleaning procedures
To do external cleaning
WARNING: Do not use a high pressure
washer to flush the inner part of the product.
The product is resistant to damp air and splashes during
the cutting process. When you cut materials such as
concrete or brick which can contain salt, you must flush
the product after the work. The cleaning reduces the risk
of accretions inside the engine. The accretions inside
the engine can cause leakage current between electric
components. The leakage current can cause the ground
fault circuit interrupter to trip accidentally.
1. Flush the product daily with clean water after the
work.
2. Position the product with the rear handle facing
upwards.
20

MAINTENANCE

Daily
External cleaning
Cooling air intake
General inspection
Power switch*
Power switch lock*
Blade guard*
Cutting blade**
Water delivery system
Safety devices on the product on page 8 .
Cutting blades on page 9 .
also see with which intervals the maintenance should be
done. The intervals are calculated based on daily use of
the product, and may differ if the rate of usage changes.
Weekly / 40 hours
Carbon brushes
3. Flush the air intakes at the rear handle with clean
water. The water will run out through the front air
outlets.
4. Connect the plug and operate the engine dry for
approximately 30 seconds in order to increase the
speed of drying the engine.
To clean the cooling air intake
The product has a fan to let the temperature of the
motor decrease. Operate the rear handle of the product
to absorb the cooling air through the grille. The air can
pass over the stator and rotor and out through the front
of the motor housing.
Yearly
Gearbox grease
397 - 001 -