Instruction Manual

HS 46, HS 46 C, HS 56 C
English
15
N Remove the spark plug boot (2)
using a suitable tool (e.g.
combination wrench).
N Unscrew the spark plug.
Checking the Spark Plug
N Clean dirty spark plug.
N Check electrode gap (A) and
readjust if necessary – see
"Specifications".
N Rectify the problems which have
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.
N Use resistor type spark plugs with a
properly tightened adapter nut.
Installing the Spark Plug
N Insert and screw home the spark
plug by hand.
N Tighten down the spark plug.
N Press the spark plug boot firmly
onto the spark plug.
N Close the flap (1), top first, then the
bottom, tabs (arrows) must snap
into position.
Commercial usage only – check every
25 hours of operation
HS 46
Use STIHL gear lubricant for hedge
trimmers (special accessory) to lubricate
the blade drive gear.
N Remove the screws (1) from the
underside of the unit.
N Remove the retaining plate (2) and
gearbox cover (3).
N Squeeze grease into the gearbox
housing (arrow) between the
cam (4) and cutting blade (5) a little
at a time (max. 5 g (1/5 oz)) while
turning the drive pinion (6) with a
0008BA018 KN
2
000BA039 KN
A
1
000BA045 KN
0008BA019 KN
Lubricating the Gearbox
2
0000-GXX-3986-A0
1
3
1
1
1
4
0008BA021 KN
5
6