barfield DPS1000 - Page 67

56-101-01175 Revision H Page | 67
 The Test Set and hose combination have been leak tested.
 The Test Set Pitot (Pt) has been connected to the aircraft or instrument to be
tested.
 The Test Set limits have been configured with the appropriate values to protect
the aircraft system or instrument(s) about to be tested.
11. Select the Control key.
 The Test Set will transition from Leak Measure to Control mode. You will notice
the ALT and CAS target will be preloaded with the current pressure altitude and
CAS values.
 Wait for Resuming Control phase to complete (typically 4 seconds).
12. Set the ROC Target value as specified by the AMM, CMM or AP “authorized
procedure”.
13. Set the ALT Target value as specified by the AMM, CMM or AP.
14. Continue with the next ALT Target value required:
 For test procedures requiring small step changes in ALT, there is a “Nudge”
feature available that will simplify having to enter multiple small changes in
Target values.
 To use the “Nudge” key:
o Still in Control Mode, touch ALT. the keypad screen is displayed (It is
the same keypad used to enter a new Target value).
o Touch “Nudge Mode” button. The Nudge Mode screen appears
displaying four options (Up, Down, Define Nudge and ).
o Touch “Define Nudge”. A pop-up keypad opens.
o Define Nudge value.
- The “Nudge” value can also be re-defined
15. On completion of the Static system testing, select the Go to Ground function and wait
for the “Unit is Safe at Ground” to be displayed.
16. This Completes the “Testing the Aircraft Static System“.