Stihl RM 545.1 Manual De Instrucciones página 62

– Self-propulsion cable defective (e.g.
kinked).
– V-belt worn.
– Gearbox defective.
Remedy:
– Check cable adjustment. ( 12.7)
– Replace cable. 
– Replace V-belt. 
– Replace gearbox. 
Fault:
Vario drive speed control not functioning.
Possible cause:
– Vario drive lever moved in wrong
direction.
– Vario drive cable disengaged or
damaged (e.g. kinked).
Remedy:
– Move Vario drive lever in correct
direction. ( 11.3)
– Attach or replace Vario drive cable. 
Fault:
Excessive vibration during operation
Possible cause:
– Blade fastening screw loose.
– Blade imbalance due to incorrect
sharpening or fracture.
– Cutting unit defective.
– Engine mounting loose.
Remedy:
– Tighten blade fastening screw. ( 12.4)
– Re-sharpen (balance) or replace blade.
( 12.5), ( 12.6), 
– Check blade, blade shaft and blade
fastening and repair if necessary. 
– Tighten engine mounting bolts. 
60
20. Service schedule
20.1 Handover confirmation
20.2 Service confirmation
Please hand this instruction manual
to your STIHL specialist dealer in
the case of maintenance operations.
He will confirm the service operations
performed in the pre-printed boxes.
Service performed on
Next service date
32
0478 111 9955 A - EN