Husqvarna PZ60 Operator's Manual page 31

11. Set the engine speed with the throttle. Allow the
engine to run at a moderate speed, approximately
mid throttle, for 3-5 minutes before loading it too
heavily. USE FULL THROTTLE WHEN MOWING
(no choke).
WARNING!
Engine exhaust and certain vehicle
components contain or emit chemicals
considered to cause cancer, birth
defects or other reproductive system
damage. The engine exhaust contains
carbon monoxide, which is an odorless,
colorless, poisonous gas. Do not use the
machine in enclosed spaces.
OPERATION
Set the engine speed
8065-015
31