Husqvarna PZ 72 Owner's Manual page 31

11. Push the choke control in gradually when the
engine has started.
12. Set the desired engine speed with the throttle.
Allow the engine to run at a moderate speed,
"half 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
Push choke in after starting
Set the engine speed
8065-004
8065-004
31