Water Level Probe (3-In-1 Rod Electrode) - Check - MTU 16V4000M73 Operating Instructions Manual

8.22.3 Water level probe (3-in-1 rod electrode) – Check
Preconditions
☑ System is put out of service and emptied.
WARNING
Fuels are combustible and explosive.
Risk of fire and explosion!
• Avoid open flames, electrical sparks and ignition sources.
• Do not smoke.
• Wear protective clothing, protective gloves, and safety glasses / facial protection.
Checking water level probe (3-in-1 rod electrode)
1. Disconnect plug from water level probe.
2. Unscrew water level probe.
3. Disconnect plug from water level probe.
4. Immerse water level probe into a tank filled with water until water level reaches the thread.
5. Switch on plant.
Result: Water drain valve opens.
6. Leave water level probe in tank.
Result: Alarm must be issued after the preset time.
7. Switch off the system.
8. Disconnect plug from water level probe.
9. Remove water level probe from tank.
10. Screw in water level probe.
11. Connect plug for water level probe.
12. Fill system, vent and put into operation.
264 | Fuel Supply System | MS150123/01E 2017-05