Operation; Controls - Exmark SD270SB20 Operator's Manual

Operation

Note: Determine the left and right sides of the
machine from the normal operating position.

Controls

Choke Control
Located on the engine.
The choke is used to aid in starting a cold engine.
Moving the choke lever rearward will put the choke
in the "ON" position and moving the choke lever to
the forward will put the choke in the "OFF" position.
Do Not run a warm engine with choke in the "ON"
position.
Throttle Control
Located on the engine.
The throttle is used to control engine speed. Moving
the throttle lever rearward will increase engine speed
and moving the throttle lever forward will decrease
engine speed.
Engine On/Off Switch
Located on the front RH side of the engine.
Rotate the switch clockwise to the "ON" position
before starting the engine. Rotate the switch
counterclockwise to the "OFF" position to kill the
engine.
Fuel Shut-Off Valve
Located on the engine.
The fuel shut-off valve is used to shut off the fuel
when the machine will not be used for a few days,
during transport to and from the jobsite, and when
parked inside a building.
Rotate down 90 degrees to open. Rotate up 90
degrees to close.
Self-Propel Drive Bail
The self-propel drive bail, located under the handle,
controls the forward and reverse motion of the
machine.
When the self-propel drive bail is squeezed against
the handle, the unit ground speed will changed based
on the distance between the bail and the handle.
When the bail is released, the unit will stop moving.
1. Seeder control lever
2. Handle
3. Blade control bail
Blade Control Bail
The blade control bail, located in front of the handle,
engages or disengages the blade.
If the engine is running, the blades will engage when
the blade control bail is depressed.
When the blade control bail is released, the blades
will stop.
Blade Control Lock Lever
The blade control lock lever is located on the left side
of the handle next to the blade control bail.
Moving the blade control lock lever into the full
forward position allows the blade control bail to be
depressed.
Squeezing the blade control bail against the handle
engages the blade. Releasing the blade control bail
automatically disengages the blade. The blade control
lock lever will reset to lock the blade control bail.
Seeder Control Lever
The seeder control lever is located on the right handle
bar.
15
Operation
Figure 5
4. Self-propel drive bail
5. Blade control lock lever