PSA CRJ-900, Maintenance Manual

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CAUTION: MAKE SURE THAT THE PITOT AND STATIC INPUTS ARE DECREASED TO
AMBIENT BEFORE YOU CONNECT OR DISCONNECT AN INPUT. DAMAGE TO
THE AIRCRAFT INSTRUMENTS CAN OCCUR.
B. Remove the ADTS as follows:
CAUTION: MAKE SURE THAT THERE IS NO CONTAMINATION ON THE PITOT − STATIC
TUBE. YOU CAN CAUSE DAMAGE TO THE EQUIPMENT.
(1) Remove the pitot − static test adaptors from the P1 and P2 pitot − static heads.
(2) Remove the ADTS.
C. Remove the aircraft from the Weight − Off − Wheels configuration ( TASK 32 − 61 − 00 − 867 − 802 ).
D. Remove the tags and close the circuit breakers that follow:
CB − PANEL CB − NO NAME
CBP − 1 A12 HEATERS TAT
CBP − 1 A13 HEATERS AOA R
CBP − 1 A14 HEATERS PITOT R
CBP − 1 G14 HEATERS STATIC R
CBP − 1 Q2 STALL PROT L CH
CBP − 1 LOWER T7 HEATERS PITOT L
CBP − 1 LOWER T8 HEATERS AOA L
CBP − 1 LOWER T9 HEATERS PITOT STBY
CBP − 1 LOWER V10 TCAS
CBP − 2 H8 XPDR 2
CBP − 2 LOWER S1 HEATERS STATIC L
CBP − 2 LOWER U5 STALL PROT R CH
CBP − 2 LOWER V5 XPDR 1
E. Remove all tools, equipment, and unwanted materials from the work area.
F. Remove the electrical power from the aircraft ( TASK 24 − 00 − 00 − 861 − 802 ).
Internal PSA Document
CRJ-900
AIRCRAFT MAINTENANCE MANUAL PSA AIRLINES, INC REVISION
EFFECTIVITY: Ref page 1 of Blue Page
34-54-00-720-802-PSA Rev A
AMM - Insert after Task 34-54-00-720-802-A01 of AMM 34-54-00
Remove Rev 34-54-00-720-802PSA dated Sep 17/14 and insert 34-54-00-720-802-PSA Rev A dated 10/12/15
10/12/15
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