Assembly; Operation - Gravely 310, 990018, 990020 Owner's/Operator's Manual

WARNING: AVOID INJURY. Read and
understand Assembly, Fuel and Battery Safety
Rules before proceeding.
Tools required:
• socket wrench, 15/16"
• tire gauge
Unpack Unit
Remove unit and all other components from the shipping
container.
Install Handlebar
1. Remove nut securing handlebar to shaft.
2. Remove handlebar from shaft.
3. Place handlebar on shaft so handle grips are up
and angled toward front of unit.
4. Replace nut securing handlebar to shaft.
Prepare Seat
Remove and discard hair pin and clevis pin from back of
seat.
Check Tire Pressure
Check tire pressure and adjust. Adjust front tires to 12-15
PSI (82.8 - 103.4 kPa). Adjust rear tires to 20-25 PSI
(137.9 - 172.4 kPa).
WARNING: AVOID INJURY. Read and
understand Operational, Fuel and Battery
Safety Rules before proceeding.
CONTROLS AND FEATURES
See Figure on page 2 for all Controls and Features
locations.
Safety Interlock System
PTO must not engage unless operator is sitting in seat.
Engine must not start unless PTO is disengaged and
direction control pedal is in neutral position.
CAUTION: 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 until repairs are
made.

ASSEMBLY

Fill Engine Crankcase
The unit is shipped without oil in engine crankcase. Refer
to engine manual for proper oil type and crankcase
capacity.
Check Hydraulic Oil
See Maintenance.
Fill Engine Fuel Tank
See Filling Fuel Tank in Operation.
Charge Battery
See instructions for battery removal and charging in
Service and Adjustments .
Install Deck
See deck Owner/Operator Manual.
Check Safety Interlock System
See Maintenance.
WARNING: Failure of safety interlock and
improper operation could result in death or
serious injury.
Check Function of All Controls
Ensure unit runs and performs properly. Refer to

Operation .

WARNING: Failure of controls could result in
death or serious injury.
OPERATION
Parking Brake Interlock System
Moving direction control pedal with parking brake
engaged will shut off engine.
Ignition Switch
1
2
3
OF1210
The key will spring back to the RUN (2) position.
To stop the engine, turn key to the OFF (1) position.
GB - 8
The ignition switch is operated by a
removable key.
To start:
1. Insert the key.
2. Turn the switch clockwise from the OFF
(1) position to the START (3) position.