INSTRUCTION MANUAL
DPS400
56-101-01180-C
1-1
Page
4
November 5, 2003
(5)
STATIC VENT
Releases applied static system pressure, allowing
tester to return to ambient atmospheric pressure.
(6)
STATIC CONTROL
Controls Static system pressure to simulate the
barometric conditions for altitudes between –1000 Feet
and 55,000 Feet.
(7)
POWER CONNECTOR
Connects external power to the tester. The current
Mod P, uses either a standard 115 VAC plug or a
cable for operator installation of a plug.
(8)
FUSE
Protects
external
power
source
(9)
POWER
SWITCH
Applies
power
to
the
tester.
Note:
The Power switch must be turned on only after opening both STATIC and
PITOT VENT valves.
(10)
STATIC PORT
Connects the aircraft static system to the tester.
(11)
PITOT PORT
Connects the aircraft pitot system to the tester.
(12)
PANEL DISPLAY
Shows measured data, programmable limits, and
calibration information. Also used to enter programmed
limits and set operating mode.
(13)
PUMP key
Allows operator to turn Tester internal pressure/vacuum
pumps on and off at anytime externally. (First key
press, shows a “Caution” screen and instructs user to
verify the Leak Test valves. The second key press
turns pumps ON. If doing the Pitot Static Leak Test,
PUMP key only functions if 100 knots have been
developed.
(14)
MENU key
When pressed accesses Main Menu functions such as
changing limits or displayed units and performing
calibrations
(15)
FUNCTION KEYS
Function keys (F1, F2, F2, F4) provide additional
equipment controls such as displaying maximum
programmed limits, adjusting display contrast, and
activating Test Set Leak Test.