Gravely Promaster 992066, 992067, 992068, 992069, 992070, 992071, 992072 Owner's/Operator's Manual page 12

Throttle Lever
1
The throttle lever changes the engine
speed. Move the throttle lever to Fast (1)
to increase engine speed. Move the lever
to Slow (2) to decrease engine speed.
2
OF1700
Power Take Off (PTO) Switch
ON
Power take off (PTO) switch engages and
disengages the mower blades.
Pull the power take off (PTO) switch to
"On" position to engage mower blades.
Push the power take off (PTO) switch to
OFF
OE0261
"Off" position to disengage mower blades.
NOTE: The engine will not start unless the steering con-
trol levers are in the neutral position, the PTO switch is in
the "Off" position and parking brake is engaged.
Mower Lift Lever
Use the mower lift lever, located on the left
side of tractor, to raise and lower the
mower deck.
Pull the lever rearward to raise or push
the lever forward to lower the mower
deck.
Release lever to hold the mower deck in
selected position.
The cutting height indicator on the right lift
OF1700
cylinder shows the approximate cutting
height in inches.
Cylinder Stops
The cylinder stops ensure the same cutting height after
raising the deck to clear an obstacle. Store the stops on
the post behind the hydraulic lift cylinder. The stops come
in two (2) sizes, 1/4" (.64 cm) and 1/2" (1.27 cm).
1. Remove the cylinder stops from the post and snap
onto the lift cylinder rod.
2. Push the lift lever forward until the cylinder rests
against the cylinder stops.
Fuel Shut-Off Valve
Use this valve to control fuel flow from
left or right fuel tank.
Open the valve to operate the engine.
Turn the valve to "Off" when storing or
OF1881
transporting the unit.
NOTE: Fuel shut-off valve on EFI units
does not have an "Off" position.
Parking Brake Lever
1. Pull lever up to engage parking brake.
2. Push lever down to disengage parking
brake.
OF1740
Seat Adjustments
WARNING: Make all seat adjustments with unit
stationary, parking brake engaged and engine
shut off.
To adjust seat forward or backward:
1. While seated, pull seat adjustment lever outward
and slide seat into desired position.
2. Release lever and slide seat forward or back to lock
seat into position.
To adjust seat suspension:
• To make seat more firm turn knob clockwise. To
make seat less firm turn knob counter clockwise.
Turn knob several turns at a time until desired
position is achieved.
Engine Oil Pressure Indicator
Indicator lights up "Red" if the oil pressure
is low. Check oil level and add if
necessary. Refer to engine manual.
OG0601
Malfunction Indicator Light (EFI models only)
The malfunction indicator light flashes
when there is a problem with the
electronic fuel injection system. When
OD0190
indicator light flashes, disengage PTO,
shut off engine, remove key and see engine manual.
Axle Locks
For a solid front axle, install axle locks on front axle. For a
pivoting front axle, remove axle locks from front axle and
store on unit.
Headlights
Push headlight switch to ON position to turn ON
headlights. Push headlight switch to OFF position to turn
OFF headlights.
GB - 12