Bosch DCI 700 Manual Original página 49

Common-rail injector test bench
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After the DCI 700 is switched on, the screen remains
dark and the operating display does not light up on
the monitor.
No voltage supply.
1. Check whether power supply cable is connected
correctly.
2. Turn on the main switch.
3. Press the on/off button on the monitor.
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Touchscreen not responding.
The USB connecting cable from the monitor to the com-
puter unit is not connected or is defective.
1. Check whether the USB connecting cable is connec‐
ted to both the monitor and the computer unit.
2. At the computer unit, unplug the USB connecting ca‐
ble from the monitor and connected to a different
USB port.
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After the injector has been removed, a large amount
of test oil emerges from the injection chamber.
The check valve in the hose assembly for the injected fuel
quantity no longer closes properly.
 Replace the hose assembly for the injected fuel quan‐
tity.
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Test oil emerges at the knurled nut on the injection
chamber during the test.
Wrong O-ring insert was selected or the O-ring in the O-
ring insert is defective.
1. Use the appropriate O-ring insert with O-ring.
2. Replace defective O-ring in the O-ring insert.
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The values for the amount of test oil are too high
when injectors are tested.
There is too much air in the system.
 Perform a test at the full-load step several times until
the air has been purged out of the system.
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The values for the amount of test oil are too low
when injectors are tested.
There could be a leak in the system.
 Check for leaks. Eliminate leaks immediately.
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No amounts of test oil are measured when injectors
are tested.
Injectors are not connected properly.
 Check whether the injectors are connected properly
electrically and hydraulically.
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Robert Bosch GmbH
5.
Decommissioning
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5.1
Changing location
 Before handing the DCI 700 over to someone else, de‐
lete all data on the computer unit and restore the sys‐
tem to the as-delivered state by means of the recovery
USB stick.
 If the DCI 700 is handed over to someone else, hand
over all the documentation included in the scope of
delivery as well.
 Disconnect the electricity.
 Fit transportation safeguards.
 Remove the monitor, keyboard shelf and monitor col‐
umn.
 Place the computer unit in the transport position.
 Drain test oil from the test oil tank.
 DANGER – Risk of injury from improper transporta‐
tion.
 The unit is only to be transported and installed by
qualified personnel.
 Always use suitable transportation and lifting equip‐
ment with an adequate load bearing capacity.
 Wear safety shoes and use protective gloves.
 When transporting, note the center of gravity of the
DCI 700.
840 mm
 53:
Center of gravity of the DCI 700
 The DCI 700 must only be transported in the original
or equivalent packaging.
 Read and follow the instructions concerning initial
commissioning.
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5.2
Provisional shutdown
 Disconnect the electricity.
 Drain test oil from the test oil tank.
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DCI 700 | 49 | en
458922-01_Pal
1 689 989 473 | 2020-11-24

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