Instruction Manual

HT 100, HT 101, HT 130, HT 131
English
41
Maintenance and Care
The following intervals apply to normal operating conditions only. If your daily work-
ing time is longer or operating conditions are difficult (very dusty work area, 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 if required
Complete machine
Visual inspection (condition, leaks) XX
Clean X
Control handle Check operation XX
Air filter
Clean X
Replace XX
Pickup body in fuel tank
Check X
Replace XXX
Fuel tank Clean XX
Carburetor
Check idle adjustment – chain must not
rotate
XX
Readjust idle X
Spark plug
Adjust electrode gap X
Replace after every 100 operating hours
Cooling inlets
Visual inspection X
Clean X
Valve clearance
Check and, if necessary, have adjusted
by dealer after first 139 hours of
operation
1)
X
Combustion chamber
Decoke after first 139 hours of opera-
tion, then every 150 hours of operation
X
Spark arresting screen in muffler
Check XX
Clean or replace XX
All accessible screws and nuts (not adjust-
ing screws)
Retighten X
Antivibration elements
Check XXX
Have replaced by dealer
1)
X