Chapter 5. TESTING AND FAULT FINDING
64 | ADTS 405 Mk2 Instruction Manual-English © 2015 General Electric Company – All rights reserved.
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:
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:
e. Select F3. The display shows:
f. Select F3. The display shows:
g. Select F1 and when complete, press CLEAR/QUIT three times to reset the system.
DRUCK
ADTS 405
DK415
VER.xx
(MAINTENANCE)
F1 Data Block
F2 Supervisor EEPROM
F3 More
(MAINTENANCE)
F1 System
F2 Hardware
F3 Error log
(MAINTENANCE)
F1 Vent System
F2 Set System Ready
F3 View Temperature