wsm L503 Workshop Manual page 41

L3130 · L3430 · L3830 · L4630 · L5030, WSM
Checking Engine Start System (HST Type)
1. Place all control levers in the "NEUTRAL" position.
2. Set the parking brake and stop the engine.
Test 1 : Switch for the speed control lever.
1. Sit on operator's seat.
2. Depress the speed control pedal to the desired direction.
3. Depress the clutch pedal fully.
4. Disengage the PTO clutch control lever.
5. Turn the key to "START" position.
6. The engine must not crank.
Test 2 : Switch for the PTO clutch control lever.
1. Sit on operator's seat.
2. Engage the PTO clutch control lever.
3. Depress the clutch pedal fully.
4. Place the speed control pedal to the neutral position.
5. Turn the key to "START" position.
6. The engine must not crank.
Test 3 : Switch for the clutch pedal.
1. Sit on operator's seat.
2. Disengage the PTO clutch control lever.
3. Place the speed control pedal to the neutral position.
4. Release the clutch pedal.
5. Turn the key to "START" position.
6. The engine must not crank.
If it cranks at the test 1, 2 or 3, adjust or replace the required
safety switch.
(1) Speed Control Pedal
(2) Clutch Pedal
Checking Wheel Mounting Screws and Nuts Tightening Torque
CAUTION
• Never operate tractor with a loose rim, wheel, or axle.
1. Check wheel screws and nuts regularly especially when new. If
there are loosened, tighten as follows.
Front wheel mounting nuts
Tightening torque
Rear wheel mounting
screws and nuts
(1) Front Wheel Mounting Nut
G-21
G GENERAL
(3) PTO Clutch Control Lever
W10739440
137 N·m
14 kgf·m
100 ft-lbs
215 N·m
22 kgf·m
166 ft-lbs
(2) Rear Wheel Mounting Screw and
Nut
W1030725
KiSC issued 02, 2007 A