Operation Manual

43HT 100, HT 101, HT 130, HT 131
English / USA
1)
STIHL recommends a STIHL servicing dealer
* not in all versions, depends on market
Maintenance Chart
The following maintenance intervals apply for normal operating conditions only. If
your daily working time is longer than normal or cutting conditions are difficult
(very dusty work area, resin-rich wood, tropical wood etc.), shorten the specified
intervals accordingly.
before starting work after finishing work or daily after each refueling stop weekly monthly yearly if problem if damaged if required
Complete machine
Visual inspection (condition, leaks)
XX
Clean
X
Control handle Check operation
XX
Air filter
Clean
XX
Replace
X
Pickup body in fuel tank
Check
X
Replace
XX
Fuel tank Clean
XX
Carburetor
Check idle adjustment – chain
must not rotate
XX
Readjust idle
X
Spark plug
Readjust electrode gap
X
Replace after 100 hours of operation
Cooling inlets
Inspect
X
Clean
X
Cylinder fins Clean
X
Valve clearance
Check and adjust if necessary after first
139 hours of operation
X
Combustion chamber
Decarbonize
after first 139 hours of operation, then
after every 150 hours of operation
X
Spark arresting screen in muffler*
Inspect
X
Clean or replace
XX
All accessible screws and nuts (not
adjusting screws)
Retighten
X
Antivibration elements
Check
XXX
Have replaced by servicing dealer
1)
X