30
English / USA
HL 75, HL 75 K
* see “Guide to Using this Manual”
Maintenance Chart
Please note that the following maintenance intervals apply for normal operating
conditions only. If your daily working time is longer than normal or operating
conditions are difficult (very dusty work area, resinous growth etc.), shorten the
specified intervals accordingly.
before
starting work
after finishing
work or daily
after each
refueling stop
weekly
monthly
every 12 months
if problem
if damaged
as required
Complete machine
Visual inspection (condition, leaks)
XX
Clean
X
Throttle trigger, slide control Check operation
XX
Air filter
Clean
XX
Replace
X
Filter in fuel tank
Check
X
Replace
XXX
Fuel tank Clean
X
Carburetor
Check idle setting
XX
Readjust idle
X
Spark plug Readjust electrode gap
X
Cylinder fins Clean
X
Spark arresting* screen in muffler
Inspect
X
Clean or replace
X
All accessible screws and nuts
(not adjusting screws)
Retighten
X
Cutter blade
Visual inspection
XX
Sharpen
X
Gearbox lubrication
Check
X
Top up
X
Drive shaft
Check lubrication
X
Lubricate
X