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Troubleshooting. General. When an alarm message/fault occurs, the UV lamp switches off and cools down for 2 minutes before re-starting. Clearing the alarm message is done from the RTRun software: Tools > UV Dryer > UV Alarm On/Off. Alarm Messages. Machine Emergency Stop:

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Presentation Transcript
general
General
  • When an alarm message/fault occurs, the UV lamp switches off and cools down for 2 minutes before re-starting.
  • Clearing the alarm message is done from the RTRun software:Tools > UV Dryer > UV Alarm On/Off

Confidential

alarm messages
Alarm Messages
  • Machine Emergency Stop:
    • An Emergency stop has occurred on the machine.

Confidential

alarm messages cont
Alarm Messages (Cont.)
  • Shutter Failed to Close:

Confidential

alarm messages cont1
Alarm Messages (Cont.)
  • Shutter Failed to Close (Cont.):
    • Check that the UV lamp plug is connected to XPPT.
    • Check that the pneumatic air tube is connected to lamp head.
    • Check the shutter switch inside the lamp head and all electrical connections/wiring.
    • Check the 24VDC power supply in the UV electrical cabinet.

Confidential

alarm messages cont2
Alarm Messages (Cont.)
  • Shutter Failed to Open:

Confidential

alarm messages cont3
Alarm Messages (Cont.)
  • Shutter Failed to Open (Cont.):
    • Check that the UV lamp plug is connected to XPPT.
    • Check that the pneumatic air tube is connected to lamp head.
    • Check the shutter switch inside the lamp head and all electrical connections/wiring.
    • Check the 24VDC power supply in the UV electrical cabinet.

Confidential

alarm messages cont4

Lamp

Alarm Messages (Cont.)
  • Lamp Over Temperature:

Confidential

alarm messages cont5
Alarm Messages (Cont.)
  • Lamp Over Temperature (Cont.):
    • Check that the UV lamp plug is connected to XPPT.
    • Check that the water tubes are connected and that the cooler is running, without any problems.
    • Check the electrical connections and wiring.

Confidential

alarm messages cont6

Lamp

Alarm Messages (Cont.)
  • Lamp Power Fault:

Confidential

alarm messages cont7
Alarm Messages (Cont.)
  • Lamp Power Fault (Cont.):
    • During the lamp’s “burn-in” stage, if its current does not exceed 70A after 2 minutes, the lamp switches off and the alarm message appears.
    • Check the connection between the UV lamp head and the UV electrical cabinet.
    • Check if the lamp is not broken.
    • Verify that the four high voltage relays in the UV electrical cabinet are enabled during the “burn-In” stage.

Confidential

alarm messages cont8

Lamp

Alarm Messages (Cont.)
  • Lamp Pressure Alarm:

Confidential

alarm messages cont9
Alarm Messages (Cont.)
  • Lamp Pressure Alarm (Cont.):
    • Verify that the extraction fan ducts, on top of the lamp head, are secured.
    • Verify that the extraction fan rotates in clockwise direction.
    • Check the electrical connections and wiring.

Confidential

alarm messages cont10
Alarm Messages (Cont.)
  • Extract Fan Trip:

Confidential

alarm messages cont11
Alarm Messages (Cont.)
  • Extract Fan Trip (Cont.):
    • Verify that the fan circuit breaker (Q7 inside the UV electrical cabinet) is On.
    • Check all electrical connections and wiring.

Confidential

alarm messages cont12
Alarm Messages (Cont.)
  • Cooler Pump/Fan Trip:

Confidential

alarm messages cont13
Alarm Messages (Cont.)
  • Cooler Pump/Fan Trip (Cont.):
    • Verify that the cooler pump circuit breaker(Q6.11 inside the UV electrical cabinet) is On.
    • Verify that the cooler Fan 1 circuit breaker(Q6.12 inside the UV electrical cabinet) is On.
    • Verify that the cooler Fan 2 circuit breaker(Q6.13 inside the UV electrical cabinet) is On.
    • Check the electrical connections and wiring of plug XPC2(from cooler to UV electrical cabinet).

Confidential

alarm messages cont14
Alarm Messages (Cont.)
  • Cooler Over Temperature:

Confidential

alarm messages cont15
Alarm Messages (Cont.)
  • Cooler Over Temperature (Cont.):
    • Verify that all water connections are secure and there are no leaks.
    • Check the temperature switch connections and wiring.
    • Check the electrical connections and wiring of plug XPC2(from cooler to UV electrical cabinet).
    • Check all electrical connections and wiring.

Confidential

alarm messages cont16
Alarm Messages (Cont.)
  • Cooler Low Level:

Confidential

alarm messages cont17
Alarm Messages (Cont.)
  • Cooler Low Level (Cont.):
    • Check the cooler’s water level.
    • Verify that all water connections are secure and there are no leaks.
    • Check the electrical connections and wiring of plug XPC2(from cooler to UV electrical cabinet).
    • Check all electrical connections and wiring.

Confidential

alarm messages cont18
Alarm Messages (Cont.)
  • Reflector Open Check Lamp Safety Switch:

Confidential

alarm messages cont19
Alarm Messages (Cont.)
  • Reflector Open Check Lamp Safety Switch (Cont.):
    • Verify that the lamp reflector is in closed position.
    • Check the safety switch and the electrical connections and wiring of plug XPLH (from the UV lamp head to UV electrical cabinet).
    • Verify that the safety relay K9 is energized and green LED is lit. If the orange LED is lit, the safety relay is not energized.

Confidential

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