Lubricating The Gearbox - Stihl HL 94 Instruction Manual

English
Checking the Spark Plug
Clean dirty spark plug.
N
Check electrode gap (A) and
N
readjust if necessary – see
"Specifications".
Rectify the problems which have
N
caused fouling of the spark plug.
Possible causes are:
Too much oil in fuel mix.
–
Dirty air filter.
–
Unfavorable running conditions.
–
WARNING
Arcing may occur if the adapter nut (1) is
loose or missing. Working in an easily
combustible or explosive atmosphere
may cause a fire or an explosion. This
can result result in serious injuries or
damage to property.
20
Use resistor type spark plugs with a
N
properly tightened adapter nut.
Installing the Spark Plug
Fit the spark plug and tighten it
N
down firmly.
Press the boot firmly onto the spark
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plug.
A
2
Fit the cap (1), insert the screw (2)
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and tighten it down firmly.
1

Lubricating the Gearbox

Blade Drive Gear
Lubricate the blade drive gear with
STIHL gear lubricant for hedge trimmers
1
– see "Special Accessories".
HL 0° version
Adjustable HL 145° version
Check the lubricant level at regular
N
intervals of about every 25 hours of
operation. Unscrew the filler
1
1
HL 94, HL 94 K