Stihl 4144 Series - Special Servicing Tools for STIHL

35Series 4144 Powerhead
Machine runs trouble-free,
no further action necessary
no
Install new
ignition module,
b 7.1.1
yes
no
– Look for fault in fuel system or
carburetor
– Check engine for leaks
– Check position of flywheel on
crankshaft,
b 6.1, b 7.5
yes
Check stop switch on control handle:
– Short circuit wire chafed?
– Operation of stop switch:
– Idle position = no connection
– Position "
0" = connection
– Replace short circuit wire if necessary
– see service manual for
"Series 4144 Components – FS, FC, KM"
2
3
Powerful
spark?
Engine
runs