Altitude Leak Tests - GE Druck DPI 610 User Manual

(6) Record the displayed operating data.
(7) Allow the indicated altitude to decrease until it is below 1500ft.
(8) Slowly open the manual let-down valve to return the system to ground level.
(9) To perform another switch test, press RUN (F1).
(10) To cancel switch test mode, press TASK.

Altitude Leak Tests

Select TASK, AERO:
Select ALTITUDE LEAK TEST:

If necessary, SELECT AERO UNITS:

Method
(1) Connect the instrument to the static system and, if required, apply a pressure
correction value of the pressure of the day (POD) as detailed on page 6.
(2) Close the release valve and manual let-down valve, using the hand-pump,
generate the required altitude.
(3) Set WAIT and DURATION of the leak test times:
ALTITUDE
WAIT
CION
DURATION
START ALT.
STOP ALT.
ALT. CHANGE
LEAK RATE
CHANGE
VALUE
K0237 Issue No. 2
SET WAIT TIME
ft
60
secs
60
secs
ft
ft
ft
ft/m
RUN
ALTITUDE
WAIT
CION
DURATION
START ALT.
STOP ALT.
ALT. CHANGE
LEAK RATE
CHANGE
VALUE
6
SET DURATION
ft
60
secs
60
secs
ft
ft
ft
ft/m
RUN