Spark Plug Boot; Ignition Lead - Stihl MS 461 Manual

: Connect the MDG 1 between the
spark plug and spark plug boot
– ground clamps must engage
hexagon on spark plug.
– To run diagnosis on MS 461,
select "Other STIHL Products".
Then start the diagnosis function
and follow the steps in the
diagnosis software.
To obtain an accurate result, pull the
starter rope briskly.
The engine may start and
accelerate during the test.
44
7.4

Spark Plug Boot /

Ignition Lead

– Remove the ignition module,
b 7.2
3
: Pull the grommet (1) off the high
voltage output (arrow).
: Unscrew the ignition lead (2)
from the ignition module and pull
the grommet (1) off the ignition
lead.
: Remove the cover (3) from the
spark plug boot.
: Use suitable pliers to pull the leg
spring out of the spark plug boot.
– Unhook the leg spring from the
ignition lead.
– Pull the boot off the ignition lead.
– Cut a new ignition lead to the
specified length, see parts list.
Installing
2
1
– Use a pointed tool to pierce the
center of the new ignition lead's
insulation, about 15 mm from the
end of the lead.
: Pinch the hook of the leg spring
into the pierced hole in the center
of the lead (arrow).
–
– Coat the inside of the spark plug
boot with
STIHL press fluid, b 15
: Hold the ignition lead and leg
spring together and push them
into the spark plug boot.
MS 461, MS 461-R