(a) Remove the PS35210 Pressure Test Adaptor from the Pitot/Static probe.
(b) Remove the E500-7270 hose from the PITOT (end) connector of the PS35210
adapter and connect to a NAV Aids quick connect cross (leave other end of hose
connected to the Barfield Pt connector). Connect (2) LH and/or RH MFP Pitot
hoses approximately 2 ft long to the quick disconnect cross and then to the
Middle and Lower Nozzles of the NAV Aids APA94520MD-4-4-4 (or
APA94520-4-4-4) Pressure Test Adaptor.
(c) Connect another LH and/or RH MFP pitot hose approximately 2 ft long to the
upper nozzle of the APA94250 adapter. Connect the other end to a second NAV
Aids quick connect cross.
(d) Remove the other hose from the PS35210 pitot/static test adaptor and connect it
to the same quick connect cross as the upper hose of the APA94520 adapter.
(e) Attach an E500-5160 hose to the upper static test adaptor. Attach the other end
of the hose to the quick connect cross that is connected to the upper hose of the
APA94520 Pitot/AOA test adaptor.
(f) If needed Lubricate with Pitot adaptor Lubricating fluid Part # LF5050 (NOTE: No
other lubricating fluid is allowed) Insert an APA94520 adapter onto the Left Pitot
probe and adjust the PTA nozzles to align with the holes of the Pitot/AOA Probe
and adjust until the seals are snug. ( DO NOT over tighten)
(7) Power on the Barfield Pitot/Static Tester DPS450 (if needed).
•
Wait for the Barfield Pitot/Static Tester DPS450 to finish a sequence of
pneumatic and internal system checks and the system changes to the Leak
Measure mode (shown, lower left display corner).
(8) Press LEAK MEASURE/CONTROL to select the CONTROL MODE.
(9) Press ALT Ps, enter 6000, and press Enter.
(10) Select F2 UNITS then select F3 inHg
•
Units on the display change from kts/min to inHg.
(11) Press SPEED Qc, enter 0.5 inHg, and press Enter.
•
Wait for at least a 15 second stabilization period after the Barfield achieves this
new air data set point value (within ± 2 feet & and ± 0.010 inHg).
(12) Record the airspeed on the left PFD.
•
Expected results are 105.5 kts ± 2.5 kts.
(13) Press GROUND to go to the atmospheric pressure. Press F1 to select Yes to
confirm.
•
The Barfield Pitot/Static Tester DPS450 displays shows for SAFE AT GROUND.
(14) Power off the Barfield Pitot/Static Tester DPS450.
(15) If no further maintenance is required, remove all of the Nav Aids test equipment from
the aircraft. Stow the Air Data Accessories Kit equipment and Barfield Pitot/Static
Tester DPS450. Also, refer to
SUBTASK AMM-34-10-00-071-921-002
.
EA500 Aircraft Maintenance Manual — 06-117751
Temporary Revision No. 34-21
EFFECTIVITY: NOTED
34-10-00
Page 516
Sep 30/20
© 2020 Eclipse Aerospace, Inc.
