Husqvarna MZ25 Operator's Manual page 28

Open the fuel valve.
Press in and turn the ignition key to the start position.
When the engine starts, immediately release the
ignition key back to the run position.
IMPORTANT INFORMATION
Do not run the starter for more than 5 seconds
each time. If the engine does not start, wait
approximately 10 seconds before retrying.
28
-Husqvarna
OPERATION
Fuel valve to the OPEN position
Turn to the start position
Return to run position
8011-438
Start pos, MZ25
Start pos, MZ25