8.
Pitot and Static Verification Test
SUBTASK AMM-34-10-00-071-701-005
* * * ALL
NOTE: If a Barfield Pitot/Static Tester DPS450 is used for this test complete paragraph
A. If a Barfield Pitot/Static Tester DPS500 is used, go to paragraph B.
A. Pitot and Static Verification Test with Barfield Pitot/Static Tester DPS450:
Procedure is given for the left side and is the same for the right side unless noted.
Refer to
(1) Connect the WOW Box or AMC to the aircraft and make sure that the ECB's are
SUBTASK AMM-34-10-00-071-921-001
(2) Set the WOW Box switches to WOnW.
(3) Power up the aircraft by setting the SYS BATT and START BATT switches to ON
and the BUS TIE switch to AUTO.
CAUTION: DO NOT OVER TIGHTEN HOSES. DAMAGE MAY OCCUR TO TEST
EQUIPMENT. HOSES SHOULD BE SNUG.
NOTE: Refer to step (4) if using the Air Data Accessories Kit ; (Nav Aids PN
ADA500945) or step (5) if using the Air Data Accessories Kit (NavAids P/N
ADA500MD-945).
(4) Connect the Barfield Pitot/Static Tester DPS450 to the aircraft using the Air Data
Accessories Kit ; (Nav Aids PN ADA500945) as follows:
(a) Install the Pitot/Angle of Attack (AOA) Probe Adaptor (Nav Aids,
APA94520-4-4-4)
with the label TOP facing up on the Pitot/AOA probe. If
needed, lubricate with Pitot adaptor lubricating fluid (Part Number LF5050).
Adjust the Pitot/AOA Probe Adaptor nozzles to align with the holes of the
Pitot/AOA probe.
NOTE: No other lubricating fluid is allowed, possible malfunction of the
equipment in flight is possible.
NOTE: When installing the pressure test adapters, make sure that the seal is
good by applying a firm force to seat the adapter on the probe.
(b) Connect the Pitot Test Hose Assembly (long hose)
the Barfield Pitot/Static Tester DPS450. Connect the other end of the long hose
.
(c) Connect the Pitot Test Hose Assembly (three short hoses)
quick-connect cross
. Connect the other ends of the three short hoses
to the upper, center and lower connections on the Pitot/AOA Probe
Adaptor
.
NOTE: Make sure that the Pitot/AOA Probe Adaptor nozzles are still aligned with
the holes on the Pitot/AOA probe.
(d) Connect the Static Test Hose Assembly ; (Nav Aids PN E500-5160) (long hose)
to the Barfield Pitot/Static Tester DPS450 Ps connection. Connect the other
EA500 Aircraft Maintenance Manual — 06-117751
Temporary Revision No. 34-21
EFFECTIVITY: NOTED
34-10-00
Page 519
Sep 30/20
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