Starting And Shutdown; Operation Test Of Gerutest; Working With The Nozzle Test Bed - Gerus Gerutest NTB5 Bedienungsanleitung

2 Starting and shutdown

2.1. Operation test of Gerutest

1. Attach nozzle bed test to base.
2. Check the display unit F for damage and position I indicator.
3. Check oil and oil level gauge E - Oil level should be visible to inspection eye.
4. At low oil level fill the device with oil as follows:
4.1. Choose the oil quality by allowance of label H on the tank.
4.2. Open the oil filler neck D by turning it to the left.
4.3. Pour the oil till oil filler neck.
4.4. Now close the oil filler neck D by turning it to the right.
5. Close the decompression valve B by turning to the right till you reach stop (the valve must
be closed completely).
6. As securing the hose connection with the supplied locking piece - V.
7. Turn the cut off cock A in position II.
8. Connect the compressed air-tube to the compressed-air connection G.
BE CAREFULL: A maximum of 15 bar compressed air may not be exceeded!
9. Afterwards turn the previously elevated filter pressure regulator C to the right.
10. Put the plug A in position I.
11. The pump will start and should build up the pressure.
12. After reaching the pressure of 800 bar on the display unit F put plug A in position II again.
BE CAREFULL: Nozzle test plant blocked at 800 bar!
13. The value on the indicator F should not drop down. This means the high pressure pump is
fully functional.
14. Open decompression valve B by turning it to the left.
15. The pressure will drop to 0 bar on indicator F.

2.2. Working with the nozzle test bed

1. The pressurization of the device under test must be tested against the input of the
manufacturer of the nozzle.
2. Start with position 3. to 7.
3. Attach screw in unit to injection valve.
4. Connect hose to screw in unit.
5. Apply screw in unit to injector body and lock.
6. Swivel in oil collection container under injection nozzle.
7. Place plug A in position I.
8. Examine the gunning chart of the injection nozzle in oil collection container I and setting
data of the nozzle manufacturer.
9. After checking turn plug A to the basic position. The pump will stop.
10. Now open decompression valve by turning left. Pressure indicator F will drop to 0 bar.
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