Stihl MS 271 Manual page 57

yes
Machine runs trouble-free,
no further action necessary
56
2
Check operation
of stop switch:
– Short circuit wire chafed?
– Function between contact spring and switch
shaft contact:
F
– Position " " = no connection
0
– Position " " = connection
– Install new short circuit wire if necessary,
b 7.7.2
Powerful
spark?
Install new ignition module
b 7.3
Engine
runs
yes
no
no
– Look for fault in fuel system or
– Check engine for leaks
– Check position of flywheel on
3
carburetor
crankshaft,
b 6.2, b 7.6
MS 271 C, MS 291 C