Dreve PCU LED N2, Инструкция по эксплуатации

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PCU LED N
2
38 39
10. Monitoring
Explanation of the parametric representation in the final screen in the user level
Presentation Meaning
216 Sequence number (number of exposure jobs)
01/01/2000 Date
01:17:35
Time
040 LED – intensity of the upper panel in %
040 LED – intensity of the lower panel in %
0800 Exposure time [place 1 and 2: minutes; place 3 and 4: seconds]
1 Vacuum ON [1 – ON; 0 – OFF]
0 Nitrogen OFF [1 – ON; 0 – OFF]
The different process parameters are recorded by means of the sensors used in the
PCU LED N
2
. These are shown in the final screen in the user level.
Code Defect Cause Troubleshooting
02 Pump cannot draw
any vacuum
Cutout after 150
seconds
Cover gasket for
exposure chamber
leaky
Replacement
of the lid sealing
Hoses of the vac-
uum system leaky
Replacement
of the hoses
Vacuum pump
defective
Exchange of the
vacuum pump
03 Lid is opened
LED do not work
Lid not closed Close lid
Lid control (micro
switch) defective
Exchange lid control
(micro switch)
LED defective Exchange
of the LED
04 No nitrogen flow Nitrogen valve at
the gas cylinder not
opened. Warning:
The device is only o
be operated with a
maximum pressure
of 5 bar (70 psi)
Open nitrogen valve
gas cylinder not
opened
05 run time of
program=0
no run time of
program was set
set a run time > 0
06 LED error in
program LEDTest
LED defective LED has to be changed
by trained personnel
Further
Device does not
show any function
Network connection
not correct
Control network
connection
Main switch off Switch on
main switch
Main switch
defective
Exchange
main switch
11. Troubleshooting plan
Code Defect Cause Troubleshooting
00 Accurate work flow Not applicable Not applicable
01 Pump is running
during the expo-
sure process
Cover gasket of
exposure chamber
leaky
Replacement
of the lid sealing
Hoses of the vac-
uum system leaky
Replacement
of the hoses
Breakdown of the error codes in the final screen in the user level
Code Status Background display
00 Accurate work flow Green
01 Pump runs during the exposure process Red
02 Pump cannot draw any vacuum Red
03 Lid opened Red
04 No nitrogen flow Red
05 Run time of program = 0 Red
06 LED error in program LEDTest Red