Operation; Steering Control Levers - Gravely Pro-Ride 254 Owner's/Operator's Manual

WARNING: AVOID INJURY!
Read and understand entire
Safety Section before
proceeding.
CONTROLS AND FEATURES
See figure 8 on page 15 for Controls and
Features locations.
Safety Interlock System
WARNING: Safety interlock
system failure and improper
operation of unit can result in
death or serious injury. Test this
system each time the unit is
operated. If this system does not
function as described, do not
operate unit repairs are made.
Perform the following tests to ensure the
safety interlock system is working properly. If
the unit does not perform as stated, contact
your Dealer for repairs.
1. Try to start the power unit when the
operator is in the seat, the mower PTO
is off, and the left hand steering control
lever is not in the park position. Try to
start the power unit after switching the
RH arm out of the park position and
putting the LH steering control lever into
the park position. Try starting the power
unit after taking both levers out of the
park position. The starter must not crank
in any of these instances.
2. Try to start the power unit when the
operator is in the seat, the mower PTO
is on, and the steering control levers are
in the park position. The starter must not
crank in this situation.
3. Try to start the power unit when the
operator is not in the seat and the
steering control levers are in the park
position. The starter must not crank in
this situation.
Checking the Engine Shut-Off
Circuits
Check the engine shut-off circuits daily.
1. Run engine at 1/3 throttle, engage the
mower PTO and lift off of the seat. The
engine should stop within 3 seconds.

OPERATION

2. Run engine at 1/3 throttle, engage the
mower PTO, move a steering control
lever out of the neutral lock and lift off of
the seat. The engine should again stop
within 3 seconds. Repeat for the
opposite steering control lever.
NOTE: If the machine does not pass this test,
DO NOT OPERATE. Take it to your Gravely
Dealer.
3. Move the steering lever rearward and
release the steering lever. This steering
lever should return to a position where
the steering lever can be swung outward
and lock in the neutral outward position.

Steering Control Levers

The steering levers control the speed and
direction of the unit. In addition, they will stop
the unit.
After starting the power unit, pull the steering
control levers back together out of the lock
position and into the neutral position.
A
C
A. For reverse travel, pull both steering
B. For straight forward travel, push both
C. To turn left, pull the left back or push
D. To turn right, pull the left back or push
GB - 16
Figure 9
control levers backward.
steering control levers forward.
the right steering control lever forward
or a combination of both.
the left steering control lever forward
or a combination of both.
CAUTION: Use caution when
making turns. Slow the machine
down to a manageable speed
before making sharp turns. This
mower can spin very rapidly when
pushing forward on one lever and
pulling back on the other.
B
D
7 7 3 4 8 A