R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
27-41-41-991-002 Fig. 401
**ON A/C 301-399,
27-41-41-991-002-A Fig. 401A
**ON A/C ALL
27-41-41-991-001 Fig. 402
27-41-41-991-003 Fig. 403
3. Job Set-up
__________
Subtask 27-41-41-860-051
A. Aircraft Maintenance Configuration
(1)
Make sure that the THS control is in the 0 position.
(2)
Make sure that the Yellow hydraulic system (Ref. TASK 29-24-00-864-001) is depressurized.
(3)
Make sure that the access platform is in position at zone 310.
(4) Make sure that the access door 312AR is open.
Subtask 27-41-41-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
49VU LIGHTING/EMER LT/CKPT/DOME 1LE H08 122VU LIGHTING/INSTL LT/MAIN INST/PNL AND/PED 4LF Y04 122VU LIGHTING/FLOOD/CTR INST/PNL 2LE Z04
4. Procedure
_________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 401/TASK 27-41-41-991-002)
**ON A/C 301-399,
(Ref. Fig. 401A/TASK 27-41-41-991-002-A)
**ON A/C ALL
(Ref. Fig. 403/TASK 27-41-41-991-003)
Subtask 27-41-41-640-050
A. Apply COMMON GREASE (Material No. 04-004) on the components.
Subtask 27-41-41-420-050
B. Installation of the Pitch Trim Control Mechanism
(1)
Install the shaft (28) and the bearings (33) on the structure.
(2)
Install the spacers (32).
(3)
Install the gear (31) and the indicator (30) on the CAPT side. NOTE : During the installation, align the 0 mark of the indicator
____ with the fixed pointer of the pedestal index (Ref. Detail C).
(4)
Install the gear (34) and the indicator (35) on the F/O side.
(5)
Install the wheels (29). NOTE : During the installation, align the white strip center of the
____ R wheel with the fixed pointer of the pedestal index (Ref. R Detail C) with a maximum clearance of 2.54 mm (0.1000 in.).
(6)
Install the washers (10), the nuts (11) and the new cotter pins (12) .
(7)
Install the rib (20) on the structure.
(8)
Install the washers (16) and the screws (18), (19), (21).
(9)
Install the rib (26) on the structure.
(10)
Install the washers (16) and the screws (18), (19), (21).
(11)
Safety the screws (18), (19) and (21) with corrosion-resistant steel lockwire dia 0.8 mm (0.03 in.).
(12)
Put the plate (24) in the correct position on the structure.
(13)
Install the washers (23) and the screws (22).
(14)
Put the plate (25) in correct position on the structure.
(15)
Install the washers (23) and the screws (22).
(16)
Install the plates (14), (15), (17) and (27).
(17)
Install the screws (13).
Subtask 27-41-41-080-050
C. Remove the PIN - RIGGING (0U190360) (6) from the input lever of the screw jack (5) (Ref. Details D and E).
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 401/TASK 27-41-41-991-002)
**ON A/C 301-399,
(Ref. Fig. 401A/TASK 27-41-41-991-002-A)
**ON A/C ALL
Subtask 27-41-41-866-050
D. Test
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2)
Pressurize the Yellow and Green hydraulic systems (Ref. TASK 29-24-00-863-001) (Ref. TASK 29-23-00-863-001).
(3)
On the overhead panel 23VU, release the FLT CTL/ELAC1 and FLT CTL/SEC1 pushbutton switches (on these pushbutton switches, the OFF legends come on).
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