GB - 10
CONTROLS AND FEATURES
See figure 4 for all controls and features locations.
Safety Interlock System
Perform the following tests to ensure the safety interlock
system is working properly. If the unit does not perform as
stated contact your Gravely dealer for repairs.
Ignition Switch
Operate ignition switch with a removable
key. Ignition switch has four positions:
Stop (1), Headlight (2), Run (3), Start (4).
See STARTING AND SHUTTING OFF
ENGINE on page 13 for detailed
instructions on how to start engine.
Throttle Lever (915076)
Choke (1) – Use to start a cold engine.
Fast (2) – Increases engine speed.
Slow (3) – Decreases engine speed.
Throttle Lever (915078, 080, 082)
Fast (1) – Increases engine speed.
Slow (2) – Decreases engine speed.
Choke Control (915078, 080, 082)
Use to start a cold engine. Pull choke
control out to choke engine. Push choke
control in when engine is warm.
Parking Brake
Engages (2) and disengages (1) parking
brake.
Power Take-Off (PTO) Switch
Engages (2) and disengages
(1) mower blades.
Fuel Shut-Off Valve
Controls fuel flow from left fuel
tank (1) or right fuel tank (2).
Open the valve to operate the
engine. Turn the valve to off (3)
when storing or transporting the
unit.
Hour Meter
Records total number of hours engine has
been run.
NOTE: Hour meter will continue to run if
ignition key is left in the run position with the
engine turned off.
OPERATION
WARNING: AVOID INJURY. Read and understand
the entire Safety section before proceeding.
WARNING: Safety interlock failure and improper
operation of unit can result in death or serious injury.
Check system before each use to make sure it is
functioning properly.
Test Steering Lever
PTO
Parking
Brake
Engine
1
Neutral Position
Off
Engaged
Starts
2
Neutral Position
On
Engaged
Doesn’t Start
3
Neutral Position
Off
Disengaged Doesn’t Start
4*+
Out of Neutral
Position
Off
Disengaged
Shuts Off
5*+
Neutral Position
On
Engaged
Shuts Off
* Test with engine running.
+ Operator lifts off seat.
1
2
3
4
1
2
3
1
2
1
2
1
2
RIGHT
TANK
LEFT
TANK
OFF
1
2
3
