Stihl MS 461 - Handle Heating and Generator Troubleshooting Chart

102 MS 461, MS 461-R
13.8.1 Handle Heating and Generator Troubleshooting Chart
Check generator
Resistance between engine ground
and generator connection
about 0.5 – 1 Ω?
Start
Do both handles
warm up?
Measure resistance of individual
heating elements with ohmmeter
Separate the pin and socket connector to
the thermostatic switch,
b 13.1.3
no
yes
Turn on
switch
yes
Resistance
Install new rear handle heating element
about 1.6 Ω?
Check rear handle heating element.
In good condition?
Flat against handle housing?
Install new heater switch,
on "F"?
no
no
no
Install new rear handle
heating element
b 13.5
Install new generator,
b 13.7
yes
yes
yes
no
2
1
3