Certa CTPTDCSAWA, User Manual, Page: 28 / 40

Readjust the idling speed.
If the cut-off disc turns when the engine is idling, turn the throttle stop screw (7) counter-
clockwise in small increments until the disc no longer turns.
If the engine suddenly steps in idle, turn the screw back slightly clockwise.
Switch off the engine.
Maintenance:
Before doing any work on the Certa Petrol Demolition Concrete Saw turn off the engine,
remove the cutting disc, pull the plug cap off the spark plug and wear protective gloves!
Start the Certa Petrol Demolition Concrete Saw only after complete assembly and
inspection.
Important:
Because many of the parts and assemblies not specifically mentioned in this
user guide are vital to the safe operation of the unit, and because all parts are subject to a
certain amount of wear and tear, it is important for your safety that you have the unit
checked and maintained regularly by a service centre.
Important:
If the cutting wheel breaks during cutting, the Certa Petrol Demolition Concrete
Saw must be repaired by a service centre before being used again!