Starting The Engine; General - jcb JS300 Service Manual

General

WARNING Thoroughly warm the hydraulic oil before operating the excavator services. Before selecting
boom up, check there are no overhead obstructions or electric power cables.
CAUTION Do not use ether or other starting fluids to assist cold starting. Using these fluids may result in
an explosion causing possible injury and/or damage to the engine.
The engine noise and or tone may be louder than usual when cold. The engine will become quieter when the
engine reaches normal operating temperature.
1. Make sure that the machine is ready to start.
Refer to: Operation > Before Starting the Engine (Page 38).
2. Make sure the controls isolation lever is raised.
3. If the machine has an immobiliser then you must disarm the immobiliser before you can start the engine.
4. Turn the ignition key to the on position.
0 Ignition off/engine stop position
1 Ignition on position
2 Not used
3 Start position
5. Check the DECU (Display Electronic Control Unit) for error messages. Correct any critical faults before

starting the engine.

6. Sound the horn as a warning.
7. Turn the ignition key to the start position and hold it there until the engine starts. Do not operate the starter
motor for more than:
Duration: 15s
8. If the engine does not start, turn the ignition key to the off position.
9. Let the starter motor cool for a few minutes before you repeat the steps 7 and 8.
10. When the engine has started, check the DECU for critical faults. If any critical faults are displayed, stop
the engine as soon as it is safe to do so.
11. Warm the engine and hydraulics.
Refer to: Operation > Starting the Engine > Warming Up (Page 54).
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Starting the Engine
Figure 40.
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Starting the Engine
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Operation
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