Operating Checks; Operator Back-Up System - Jacobsen 67069 Kubota D722-E3B Handbuch

4.13 OPERATING CHECKS ______________________________________________________

After the initial inspection and set-up of reels and
accessories test the and implements for proper
operation.
1. Test the Interlock system. [Section 4.14]
2. Start the and check that switches, gauges, pedals
and controls operate as described. [Section 3.2]
4.14

Operator Back-up System _________________________________________________________________

1. The operator back-up system prevents the engine
from starting unless the parking brake is engaged,
the traction pedal is in Neutral, and the reel/3WD
switch is OFF. The system also stops the engine if
the operator leaves the seat with the reel/3WD switch
ON, traction pedal out of Neutral, or parking brake
Disengaged.
!
WARNING
Never operate equipment with the Interlock System
disconnected or malfunctioning. Do not disconnect or
bypass any switch.
2. Perform each of the following tests to insure the
operator back-up 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 engine does not start in test 1;
l the engine does start during tests 2, 3, or 4;
l the engine continues to run during tests 5 or 6.
Test Operator
Seated
Yes
1
4
2
4
3
4
4
4
5 4
6 4
Operator's Back-up System Check
Parking
Brake
No Engaged Disengaged
4
4
4
H 4
H
Lift your weight off seat. The engine will shut down.
H
3. Operate traction pedal and check that operates
smoothly in both directions. Check that stops when
traction pedal is released.
4. Check that the does not creep.
5. After operation, stop and inspect again for oil or
hydraulic leaks.
3. Refer to the chart below for each test and follow the
check (
4
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 reel/3WD
switch is OFF. The engine should start.
Test 2: The engine must not start if the reel/3WD
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 reel/3WD switch ON and lift your weight off the
seat. H
Test 6: Start the engine in the normal manner then
disengage parking brake and lift your weight off the
seat. H
Traction Pedal
in Neutral
Yes No
4
4
4 4
4
4
4 4
) marks across the chart. Shut engine off
Reel / 3WD
Switch
On Off
4
4
4
4
4
4
SET-UP 4
Engine
Starts
Yes No
4
4
4
4
H
H
17