Stihl MS 211

45MS 171, MS 181, MS 211
9.6 Short Circuit Wire
9.6.1 Testing
If the spark plug, ignition lead and
spark plug boot are in order, check
the short circuit wire.
– Remove the shroud, b 8.4
– Remove the fan housing, b 10.1
and b 10.2
: Disconnect short circuit wire (1).
– Connect the ohmmeter to ground
(arrow) and the short circuit (1).
– Set the Master Control lever to
“
0”.
The resistance measured must be
about 0 Ω. If it is much higher, the
reason is a break and the wire has
to be replaced, b 9.6.2
– Set the Master Control lever “#“.
The resistance measured must be
infinitely high. If not, fit a new short
circuit wire, b 9.6.2
If no fault can be found, check the
ignition system with the aid of the
troubleshooting chart, b 9.7
– Check ground wire for continuity.
– Install in the reverse sequence.
533RA161 TG
1
9.6.2 Removing and Installing
The short circuit and ground wires
are combined in a wiring harness. If
damaged, the complete wiring
harness must be replaced.
When cleaning the machine, take
care not to disconnect wires.
– Remove the shroud, b 8.4
– Remove the fan housing, b 10.1
and b 10.2
– Remove the carburetor, b 14.3
: Pull off the spark plug boot (1).
: Pull the ignition lead out of the
retainer (arrow).
: Take out the screw and remove
the ground wire (2).
533RA162 TG
1
533RA163 TG
1
2
: Disconnect short circuit wire (1).
– Pull the short circuit and ground
wires out of the retainer (arrow).
: Remove the wiring harness (1)
from the guide (arrow) – do not
move the cable tie.
– Remove the carburetor carrier,
b 14.7.1
– Pull the short circuit and ground
wires out of the guides (arrows).
: Disconnect connectors of short
circuit wire (1) and ground wire
(2).
– Remove the wiring harness.
533RA164 TG
1
533RA165 TG
1
2
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