Stihl MS 192 T Manual page 51

9.7 Troubleshooting, Ignition System
50
Engine does not run
Stop switch:
– in position " # "?
Check spark plug:
– Smeared with oil, black?
– Sooted?
– Electrode gap correct?
– Contacts shorted?
– Clean, adjust or replace the spark plug
b 9.3
Check spark plug boot:
– Firmly seated on spark plug (leg spring)?
– Leg spring hook in centre of ignition lead?
– Spark plug boot damaged?
– Replace spark plug boot and/or leg spring if
necessary
b 9.4
Check ignition:
with ZAT 3 or ZAT 4
(use ZAT 3 as main spark gap
see TI 32.94)
b 9.2 and b 9.3
1
MS 192 T