Stihl MS 311 User Manual - Page 43

Spark Plug Boot, Ignition Lead, Installing

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7.5 Spark Plug Boot / Installing Ignition Lead Do not shorten the ignition lead. 5 The ignition module (1) and ignition lead (2) form a unit. A new ignition 1 module must be installed if the ignition lead is damaged. 165RA185 TG 4903RA227 TG 165RA188 TG 2 34 While using the ZAT 3, hold it only by the handle (4) or position it in a safe place. Keep fingers or other parts of your body at least 1 cm away from the spark window (3), high voltage connection (2), ground connection (5) and the ground terminal (1). High voltage - risk of electric shock. - Crank the engine quickly with the rewind starter and check spark in the tester's window (3). - Remove the shroud, b 6.4 : Use suitable pliers to pull the leg spring out of the spark plug boot. - 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). The engine may start and accelerate during the test. - Unhook the leg spring from the ignition lead. If a spark is visible in the window (3), the ignition system is in order. - If no spark is visible in the window (3), check the ignition system with the aid of the troubleshooting chart, b 7.8 - Pull the boot off the ignition lead. - Remove the sleeve. 4903RA228 TG - Coat the inside of the spark plug boot with STIHL press fluid, b 14 : Hold the ignition lead and leg spring together and push them into the spark plug boot. 42 MS 311, MS 391

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42
MS 311, MS 391
While using the ZAT 3, hold it only
by the handle (4) or position it in a
safe place. Keep fingers or other
parts of your body at least 1 cm
away from the spark window (3),
high voltage connection (2), ground
connection (5) and the ground
terminal (1).
High voltage – risk of electric shock.
–
Crank the engine quickly with the
rewind starter and check spark in
the tester’s window (3).
The engine may start and
accelerate during the test.
If a spark is visible in the window (3),
the ignition system is in order.
–
If no spark is visible in the
window (3),
check the ignition
system with the aid of the
troubleshooting chart,
b
7.8
165RA185 TG
1
2
3
4
5
7.5
Spark Plug Boot /
Ignition Lead
The ignition module (1) and ignition
lead (2) form a unit. A new ignition
module must be installed if the
ignition lead is damaged.
–
Remove the shroud,
b
6.4
:
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.
–
Remove the sleeve.
4903RA227 TG
Installing
Do not shorten the ignition lead.
–
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
14
:
Hold the ignition lead and leg
spring together and push them
into the spark plug boot.
165RA188 TG
4903RA228 TG