(4)
 Make sure that the reservoir of the Blue hydraulic system is depressurized. (Ref. TASK 29-14-00-614-001).

 (5)
 Make sure that the Ram Air Turbine (RAT) is extended.

 (6)
 Make sure that the protective covers are in position over the blades of the RAT.

 1EFF : ALL 1 52-91-11Page 410 1 1 Feb 01/00 1 1 1CES 1 Subtask 52-91-11-865-051

 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
 49VU HYD/RAT/CTL 2801GE D14 **ON A/C ALL
 106VU CSM/G /EV/MAN/SPLY 6XE B04 **ON A/C 001-049, 051-061, 101-102, 201-202,
 121VU HYDRAULIC/RAT/CTL 2801GE P32 **ON A/C ALL
 121VU HYDRAULIC/RAT/SPLY/EXTN/SOL1 2803GE P33 **ON A/C 103-105, 203-203,
 121VU HYD/RAT/CTL 2801GE P32 **ON A/C ALL
 4. Procedure
_________
 **ON A/C 001-049, 051-061, 101-105, 201-203,

 (Ref. Fig. 401/TASK 52-91-11-991-001)
 1EFF : ALL 1 52-91-11Page 411 1 1 Aug 01/05 1 1 1CES 1R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,

 (Ref. Fig. 401A/TASK 52-91-11-991-001-B)
 **ON A/C ALL

 Subtask 52-91-11-910-050
 A. Preparation for Installation
 (1)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 (2)
 Clean the component interface and/or the adjacent area.

 (3)
 Do an inspection of the component interface and/or the adjacent area.

 (4)
 Apply SEALANTS (Material No. 09-018) to the threads of the screws (15),(1),(3) and the bolt (6).

 (5)
 Apply SEALANTS (Material No. 09-018) to the bearing of the insert assy (12).

 (6)
 Apply a layer of SEALANTS (Material No. 09-018) to the contact surface of the base plate (14), the cover plate (11) and the piano hinge (2).

 Subtask 52-91-11-420-051
 B. Installation of the RAT Door
 (1)
 Put the piano hinge (2) in position on the RAT door (13) and install the screws (1).

 (2)
 Put the base plate (14), the insert assy (12) and the cover plate

 (11) in position on the RAT door (13).

 (3)
 Install the screws (15), the washers (4) and the nuts (5).

 (4)
 Put the RAT door (13) in the installation position on the belly fairing and install the screws (3).

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 (5) Connect the RAT door (13) with the door link (7) as follows:
 (a)
 Put the door link (7) in the installation position on the insert assy (12).

 (b)
 Install the bolt (6) and make sure that the bolt moves freely.

 (c)
 Install the washer (8) and the nut (9) and secure the nut (9) with a new cotter pin (10).

 **ON A/C 001-049, 051-061, 101-105, 201-203,
 Subtask 52-91-11-820-051
 C. Do the adjustment of the RAT (Ref. TASK 29-22-00-820-001). R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
 Subtask 52-91-11-820-051-A
 C. Adjust the RAT compartment doors (Ref. TASK 29-22-00-820-004).
 **ON A/C ALL

 5. Close-up
________
 **ON A/C 001-049, 051-061, 101-105, 201-203,

 Subtask 52-91-11-410-051
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Remove the protective covers from the turbine blades of the RAT.

 (3)
 Retract the RAT (Ref. TASK 29-22-00-869-002).

 1EFF : ALL 1 52-91-11Page 413 1 1 Aug 01/05 1 1 1CES 1R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,

 Subtask 52-91-11-410-051-A
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Remove the protective covers from the turbine blades of the RAT.

 (3)
 Retract the RAT (Ref. TASK 29-22-00-869-006).

 (4)
 Remove the safety barriers.

 (5) Remove the warning notice(s).
 **ON A/C ALL

 Subtask 52-91-11-865-053
 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2801GE, 2803GE, 6XE
 1EFF : ALL 1 52-91-11Page 414 1 1 Aug 01/05 1 1 1CES 1
　
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