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Chapter 5. TESTING AND FAULT FINDING
To vent the pressure:
a.
Remove the source of pressure and vent Ps and Pt to atmosphere (caps off).
b.
Re-power the ADTS 405. During the power-up screen:
DRUCK
ADTS 405
DK415
VER.xx
c.
Press F1 and F4 simultaneously. The ADTS 405 enters maintenance mode.
Note: The system may prompt for a PIN. This is not the CONFIG PIN but the
Calibration PIN. If this Calibration PIN is enabled and not entered, the system will
not execute the following procedure.
CAUTION
ONLY SELECT ITEMS DETAILED IN THE FOLLOWING MENUS, INCORRECT
SELECTIONS CAN CAUSE CHANGES TO SAFETY LIMITS AND THE CALIBRATION DATA OF
THE SYSTEM.
d.
In maintenance mode with the following screen display:
(MAINTENANCE)
F1 Data Block
F2 Supervisor EEPROM
F3 More
e.
Select F3. The display shows:
(MAINTENANCE)
F1 System
F2 Hardware
F3 Error log
f.
Select F3. The display shows:
(MAINTENANCE)
F1 Vent System
F2 Set System Ready
F3 View Temperature
g.
Select F1 and when complete, press CLEAR/QUIT three times to reset the system.
64 | ADTS 405 Mk2 Instruction Manual-English
© 2015 General Electric Company – All rights reserved.
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