Jacobsen HR 9016 Turbo, Safety And Operating Manual

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OPERATION 4
GB-11
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 or oil leaks to
ensure connections are tight and hoses and tubes
are in good condition.
2. 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.
3. Make sure all mowers are adjusted to the same
cutting height.
4. Visually check tires for proper inflation.
5. Test the operator back-up system.
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 park-
ing 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:
●
þthe 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 power take-off 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 shut down.
CAUTION:
T
he daily inspection should be per-
formed only when the engine is off and all fluids
are cold. Lower decks 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
Switch
Engine
Starts
Yes No Engaged Disengaged Yes No On Off Yes No
1
✔ ✔ ✔ ✔ ✔
2
✔ ✔ ✔ ✔ ✔
3
✔ ✔ ✔ ✔ ✔
4
✔ ✔ ✔ ✔ ✔
5
✔ ★ ✔ ✔ ✔ ★
6
✔ ★ ✔ ✔ ✔ ★