G-18
L4400 , WSM
G GENERAL
Checking Engine Start System with POC (Operator Presence
Control System)
CAUTION
• Do not allow anyone near the tractor while testing.
• If the tractor does not pass the test do not operate the
tractor.
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Preparation before testing
1. Sit on operator's seat.
2. Set the parking brake and stop the engine.
3. Shift the main gear shift lever and the range gear shift lever (Lo-
R, H) to "NEUTRAL" position.
4. Shift the PTO lever (PTO clutch control lever) to "OFF" position.
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Test 1: Switch for the PTO lever
1. Fully depress the clutch pedal.
2. Shift the PTO lever to "ON" position.
3. Turn the key to "START" position.
4. The engine must not crank.
5. If the engine cranks, check or replace the PTO safety switches.
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Test 2: Switch for the range gear shift lever
1. Fully depress the clutch pedal.
2. Shift the PTO lever to "OFF" position.
3. Shift the range gear shift lever to "Desired" position.
4. Turn the key to "START" position.
5. The engine must not crank.
6. If the engine cranks, check or replace the range gear shift safety
switches.
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Test 3: Switch for the operator's seat
1. Sit operator’s seat.
2. Fully depress the clutch pedal.
3. Start the engine.
4. Engage the PTO gear shift lever.
5. Get up from the seat.
6. The engine must shut off after approximately 1 second.
7. If the engine does not shut off, check or replace the operator's
seat safety switch
W1031944
(1) Clutch Pedal
(2) PTO Lever
(3) Range Gear Shift Lever
(4) Operator’s Seat
(5) PTO Safety Switches
(6) Range Gear Shift Safety Switches
(7) Operator’s Seat Safety Switches
KiSC issued 07, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
