(2)
Put the safety barriers in position.
(3)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(4)
Pressurize the Blue hydraulic system
(Ref. TASK 29-10-00-863-003).
Subtask 24-20-00-010-050
B. Get access to the Avionics Compartment
(1)
Put an access platform at the access door 812 of the avionics compartment.
(2)
Open the access door 812.
Subtask 24-20-00-865-050
C. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
106VU CSM/G /EV/MAN/SPLY 6XE B04
4. Procedure
_________
**ON A/C 001-049, 051-061, 101-102, 201-202,
(Ref. Fig. 401/TASK 24-20-00-991-001) R **ON A/C 062-099, 103-149, 151-199, 203-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 24-20-00-991-001-A)
**ON A/C ALL
WARNING : MAKE SURE THAT THE RAT TRAVEL RANGE IS CLEAR BEFORE YOU
_______
EXTEND/RETRACT THE RAT.
Subtask 24-20-00-710-053
A. Extension of the RAT NOTE : Make sure that a second mechanic examines the extension of the RAT
____
before you push the MAN ON/AUTO switch.
NOTE : Do not operate the deployment solenoids of the RAT for more than
____ 60 seconds. You can operate these solenoids more than one time during the test. When the total operation time (solenoid energized) is 60 seconds, a 30 minutes cooling time is mandatory.
RAT Control
Figure 401/TASK 24-20-00-991-001
R 1EFF : 001-049, 051-061, 101-102, 201-202, 1 24-20-00Page 404 1 1 May 01/05 1 1 1CES 1
RAT control Figure 401A/TASK 24-20-00-991-001-A
R 1EFF : 062-099, 103-149, 151-199, 203-299, 1 24-20-00Page 405 1301-399, 401-499, 1Aug 01/05 1 1 1CES 1 (1) Do this test:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
On the overhead panel 21VU: In the zone 195:
-in the EMER ELEC PWR section, lift the RAT extends.
the guard and push the MAN ON/AUTO
switch.
R **ON A/C 001-049, 051-061, 101-102, 201-202,
Subtask 24-20-00-710-054
B. Retraction of the RAT:
(1) Do this test:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
In the zone 195:
-set the blade of the RAT manually
in line with the leg assembly
(index position).
NOTE : Retraction is not possible if
____
the index is not adjacent to
the arrow.
At the access door 197EB:
- open the access door 197EB (ground
service panel of the Blue system),
- open the door of the RAT ground
control-unit 2815GE to get access
to the RAT control panel.
1. On the RAT control panel: At the zone 195:
-lift the red guard and set the - the RAT goes back in its housing, ARM switch to the up position, - make sure that the warning light goes
-set the STOW switch to the off after the retraction of the RAT, right position (STOW) and keep
-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------it in this position. NOTE : if the RAT does not retract, do
____ again the full test procedure (RAT retraction).
2. On the RAT control panel:
-release the STOW switch.
-set the ARM switch to the down
position and close the red
guard,
-close and lock the door of the
RAT ground control-unit 2815GE,
-Close the access door 197EB
(ground service panel of the
Blue system).
R **ON A/C 062-099, 103-149, 151-199, 203-299, 301-399, 401-499,
Subtask 24-20-00-710-054-A
B. Retraction of the RAT:
CAUTION : MAKE SURE THAT THE RAT IS RETRACTED COMPLETELY BEFORE YOU
_______ RELEASE THE "RAT STOW" SWITCH . IF THE RETRACTION SEQUENCE STOPS JUST BEFORE THE RAT ENTERS THE BAY IN THE FAIRTING THIS WILL CAUSE DAMAGE TO THE RAT ACTUATOR.
(1) Do this test:
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