Mower Lift And Height-Of-Cut (Hoc) System - Gravely 994135 Operator's Manual

Ignition Switch
1
2
3
To start the engine, turn the key to Start, then
release to on. To stop the engine, turn the key
to off.
Choke Control
Models 994132, 133, 134, 137
Pull the choke knob out (on)
to close the choke and start a
cold engine.
Push the choke knob in fully
(off) to open the choke after
the engine warms.
Malfunction Indicator Light
Models 994135, 138
1
indicator light (1) will illuminate. See your
Dealer for diagnostics and repair.
Transaxle Bypass Levers
See Figure 8.
The unit can be moved without the engine
running by bypassing the transaxles. The
bypass levers are located in the back, above
the operator platform. See To Push The Unit
on page 17.
NOTICE: Make sure both transaxles are set
to neutral before pushing the unit.
IMPORTANT: DO NOT tow the unit.
Transport the unit on an appropriate truck or
trailer.
Throttle Lever
The throttle lever changes the
1
engine speed. Move the throttle
lever to fast (1) to increase
engine speed. Move the lever to
2
slow (2) to decrease engine
speed.
Operate the ignition
switch with the removable
key. The switch has three
positions:
•Off (1)
•On (2)
•Start (3)
The fuel injection
system is monitored by
an electronic control
unit (ECU). If a fault or
malfunction is detected
in the fuel management
system the ECU will
generate a signal and
the malfunction
Power Take Off (PTO) Switch
1
2
switch is in the off position and parking brake
is set.
MOWER LIFT AND HEIGHT-OF-
CUT (HOC) SYSTEM
Mower lift lever or pedal raises and lowers
mower deck for mowing or transport. Height-
of-cut (HOC) index wheel sets desired cutting
height or transport position. When in the lock
position, the transport lock lever allows the
deck to automatically lock in the highest
(5" (12.7 cm) HOC) position when the lift
pedal is pushed fully downward.
Transport Lock Lever
See Figure 5.
When in the lock position, the transport lock
knob allows the deck to automatically lock in
the highest (5.00") HOC position.
NOTICE: When the transport lock knob is in
the lock position (in) the deck will
automatically lock at transport height when
the pedal is pushed fully down or mower lift
lever is pulled fully to the rear.
To raise deck into transport position:
1. Push pedal fully down or pull mower lift
lever fully to the rear.
2. Release pedal or lever.
To lower deck into mowing position:
1. Push pedal or pull mower lift lever to
release pressure on transport lock knob.
2. Pull up on transport lock knob.
3. Release pedal or mower lift lever.
EN - 13
1.ON
Pull PTO switch out to
engage mower blades.
2. OFF
Push PTO switch to
disengage mower blades.
NOTICE: The engine will
not start unless the
steering levers are in the
neutral position, the PTO