Stihl Ms 201

57MS 201, MS 201 C, MS 201 T, MS 201 TC
Check the flywheel:
– Have pole shoes turned blue?
– Install new flywheel if necessary,
b 7.5
Air gap:
– Check ignition module/flywheel,
– reset if necessary, b 7.2
Check the ignition lead:
– Severe chafing?
– Spark plug boot: Holes/cracks?
– Resistance: spark plug boot to ground:
spec. 1.5 – 12 kΩ
– Check resistance of ignition lead (spark plug
boot and ignition module removed)
Spec.: < 10 Ω,
If necessary, install new spark plug boot and/or
ignition module,
b 7.4
Check short circuit wire:
– Wire damaged?
– Connectors firmly seated?
– Check continuity, replace wiring harness if
necessary, b 7.6.1
1
3
yes
no
2
Powerful
spark?