Toro Power Max Heavy Duty 1128 OHXE 38803 Operator's Manual page 6

Briggs & Stratton Part No. 277566
1. When starting a cold
engine, close the choke
and press the primer two
times.
Briggs & Stratton Part No. 277588
1. Primer
2. Ignition key in
(Engine—Run)
Briggs & Stratton Part No. 278866
1. Fuel—On
2. When starting a warm
engine, open the choke
and do not press the
primer.
3. Ignition key out
(Engine—Stop)
2. Fuel—Off
6