4 OPERATION
10
4
OPERATION
4.1 DAILY INSPECTION ________________________________________________________
1.
Perform a visual inspection of the entire unit, look for
signs of wear, loose hardware, and missing or dam-
aged components. Check for fuel and oil leaks
around connections hoses and tubes.
2.
Inspect cutting unit blades for damage. (See Parts
and Maintenance Manual)
3.
Check the fuel supply, radiator coolant level,
crankcase oil and air cleaner indicator. All fluids
must be at the full level mark with engine cold.
4.
Check for loose connections, and damaged or worn
electrical wiring and hydraulic lines.
5.
Clean oil cooler screen and cooling fins on oil cooler
and radiator to prevent overheating.
6.
Make sure cutting unit is adjusted to the correct
cutting height. (See Parts & Maintenance Manual)
7.
Visually check tires for proper inflation.
8.
Test the operator back-up system. (Section 4.2)
4.2
OPERATOR BACK-UP SYSTEM ______________________________________________
1.
The operator backup system prevents the engine
from starting unless the parking brake is ENGAGED,
the traction pedal is in NEUTRAL and the power
take-off switch is OFF.
The system also stops the engine if the operator
leaves the seat with the power take-off switch ON,
traction pedal out of NEUTRAL, or parking brake
DISENGAGED.
2.
Perform each of the following tests to insure the
operator backup system is functioning properly. Stop
the test and have the system inspected and
repaired if any of the tests fail as listed below:
●
the engine does not start in test 1;
●
the engine does start during tests 2,3 or 4;
●
the engine continues to run during tests 5 or 6.
3.
Refer to the chart below for each test and follow the
check (
✔
) marks across the chart. Shut engine off
between each test.
Test 1:
Represents normal starting procedure. The
operator is seated, parking brake is engaged, the
operator’s feet are off the pedals, and the power
take-off switch is OFF. The engine should start.
Test 2:
The engine must not start if the power take-
off switch is ON.
Test 3:
The engine must not start if the parking brake
is DISENGAGED.
Test 4:
The engine must not start if the traction pedal
is pressed.
Test 5:
Start the engine in the normal manner then
turn mower switch ON and lift your weight off the
seat.
★
Test 6:
Start the engine in the normal manner then
DISENGAGE parking brake and lift your weight off
the seat.
★
★
Lift your weight off seat. The engine will stop.
CAUTION:
The daily inspection should be per-
formed only when the engine is off and all fluids
are cold. Lower implements to the ground,
engage parking brake, stop engine and remove
ignition key.
!
WARNING
Never operate equipment with the operator
backup system disconnected or malfunctioning.
Do not disconnect or bypass any switch.
!
!
Operator’s Back-up System Check
Test
Operator
Seated
Parking
Brake
Traction Pedal
in Neutral
Power Take-off
Engine
Starts
Yes
No
On
Off
Yes
No
Off
On
Yes No
1
✔
✔
✔
✔
✔
2
✔
✔
✔
✔
✔
3
✔
✔
✔
✔
✔
4
✔
✔
✔
✔
✔
5
✔
★
✔
✔
✔
★
6
✔
★
✔
✔
✔
★
