OPERATION 4
en-19
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
damaged 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.
Battery units, check battery water level.
3.
Make sure all mowers are adjusted to the same
cutting height.
4.
Check tires for proper inflation.
5.
Test the Interlock System.
Note: For more detailed maintenance information,
adjustments and maintenance/lube charts, see the
Parts & Maintenance manual.
4.2
INTERLOCK SYSTEM ______________________________________________________
1.
The Interlock System prevents the mower from
starting unless the operator is in the seat, mow
switch is OFF, and the traction pedal is in Neutral.
The system also disables the mow, traction, and
steering functions without the operator in the seat.
2.
Perform each of the following tests to insure the
Interlock System is functioning properly. Stop the
test and have the system inspected and repaired if
any of the tests fail as listed below:
l
the system does not start in test 1;
l
the system does start in test 4;
l
the traction function is not disabled in test 3;
l
the mow, traction, and steering functions are not
disabled during test 2 and 5.
3.
Refer to the chart below for each test and follow the
check (
4
) marks across the chart. Shut engine off
between each test.
Test 1: Represents normal starting procedure. The
operator is seated, mow switch is OFF, and the
traction pedal is in Neutral. The mower should start.
Test 2: The mower must start with mow, traction, and
steering functions disabled if operator is not in the
seat.
Test 3: The mower must start with traction function
disabled if the traction pedal is not in Neutral.
Traction function will be disabled until traction pedal
is returned to Neutral.
Test 4: The mower must not start if the mow switch is
ON.
Test 5: Start the mower in the normal manner then lift
your weight off the seat. Mow, traction, and steering
functions should be disabled until operator sits back
in seat.
l
The mow, traction, and steering functions are disabled without operator in seat.
ll
System starts with traction function disabled until traction pedal is returned to Neutral.
CAUTION
The daily inspection should be performed only when
the system power is off. Turn mow switch OFF, lower
reels to the ground, turn system power switch to OFF
position, and remove the key.
!
WARNING
Never operate equipment with the Interlock System
disconnected or malfunctioning. Do not disconnect or
bypass any switch.
!
Interlock System Check
Test
Operator
Seated
Traction Pedal
in Neutral
Mow Switch
OFF
System
Starts
Yes
No
Yes
No
Yes
No
Yes No
1
3
3
3
3
2
3
3
3
l
3
3
3
3
ll
4
3
3
3
3
5
3
l
3
3
l
