14
Operation
OPERATING INSTRUCTIONS
(CONTINUED)
Before using the Spray Star, the operator or spray technician must familiarize themselves with all of the informa-
tion on chemical spraying contained in Spraying Procedure of this manual.
All testing and calibration of sprayers is to be done with water, not chemicals. This insures the
safety to all involved in performing the calibration operation. Only after all calibration proce-
dures are completed should chemical be added to the sprayer.
GROUND SPEED CONTROL
The ground speed control does not work the same as an automotive type cruise. This control sets the hydro-
static linkage. It does not contain a resume position. Whenever you push on the brake or turn the toggle switch
off your control will disengage. Each time you want the control set you must follow the instructions below, the
instructions are also located on the dashboard of the machine.
TO ENGAGE:
1. Flip toggle switch ‘On’
2. Obtain desired speed with foot pedal.
3. Push ‘Set’ button to lock speed.
To avoid abrupt stop, place foot on traction pedal before disengaging speed control.
TREADLE PEDAL
The hydrostatic drive provides infinite speeds from 0 to 12 mph in forward and 0 to 4 mph in re-
verse. Press top of pedal to go forward, center is neutral and press bottom of pedal for reverse.
This controls the ground speed.
HAND THROTTLE CONTROL LEVER
Moving hand throttle control lever forward increases engine RPM to a maximum of 3200 RPM. Moving it back-
ward slows engine RPM to 750 RPM.
TOWING UNIT
1. Turn engine off.
2. To prevent damage to the hydraulic pump. Turn bypass valve, located on hydrostat pump,
1
/
4
turn.
3. Tow unit slowly.
4. Before starting unit, turn bypass valve back to fully closed position.
5. If valve is not completely closed, significant loss of speed and control will result, also damage will result
HILLSIDE OPERATION
Do NOT stop or start suddenly on any slope. Be especially cautious when changing direction. Do NOT operate
vehicle on slopes greater than 20°.
TO DISENGAGE:
1. Place foot on traction pedal
2. Flip toggle switch to ‘Off’
OR
3. For emergency stop activate brake.
Summary of Contents for 3002
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