(4)
 Remove the weather radar control unit (3SQ) (Ref. TASK 34-41-12-000-001).

 (5)
 Remove the ATC control unit (3SH) (Ref. TASK 34-52-12-000-001).

 Pitch Trim Control Mechanism
 Figure 401/TASK 27-41-41-991-002

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 27-41-41Page 404 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1

R  Pitch Trim Control Mechanism 
R  Figure 401A/TASK 27-41-41-991-002-A 
R 1EFF :  301-399,  1  27-41-41 Page 405 
1  1  May 01/04
 1  1
 1CES  1

 (6) Remove the panels 111VU and 112VU.
 (Ref. Fig. 402/TASK 27-41-41-991-001)

 NOTE : The removal procedure is the same for the panels 111VU and
____
 112VU.

 (a)
 Release the fasteners of the panel (1) and disengage the panel

 (1)
 from its housing.

 (b)
 Disconnect the connector (3) from the panel (1).

 (c)
 Remove the panel (1).

 (d)
 Put blanking caps on the connectors (2) and (3).

 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 27-41-41-020-051

 A. Removal of the Pitch Trim Control Mechanism
 (1)
 Remove the screws (13).

 (2)
 Remove the plates (14), (15), (17) and (27).

 (3)
 Cut and remove the lockwire from the screws (18), (19) and (21).

 (4)
 Remove the screws (18), (19) and (21) and the washers (16).

 (5)
 Remove the ribs (20) and (26).

 (6)
 Remove the screws (22) and the washers (23).

 (7)
 Release the plates (24) and (25).

 (8)
 Remove the cotter pins (12), the nuts (11) and the washers (10).

 (9)
 Remove the wheels (29) and the indicators (30) and (35).

 Panels 111VU and 112VU Figure 402/TASK 27-41-41-991-001
 1EFF : 1 1R 1CES  ALL  1 11 1 27-41-41 Page 407 May 01/04

 Pitch Trim Control Mechanism Figure 403/TASK 27-41-41-991-003
 1EFF : 1 1R 1CES  ALL  1 11 1 27-41-41 Page 408 May 01/04

 (10)
 Remove the gears (31) and (34) and the spacers (32).

 (11)
 Remove the shaft (28) and the bearings (33).

 1EFF : ALL 1 27-41-41Page 409 1 1 May 01/04R 1 1 1CES 1

 TASK 27-41-41-400-001 Installation of the Control Mechanism-Pitch Trim WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
 WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______ CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
 WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS ARE CLEAR.
_______ MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE.
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific  access platform 2.8 m (9 ft. 2 in.)
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific  corrosion-resistant steel lockwire dia 0.8 mm (0.03 in.)
 Material No. 04-004  USA MIL-PRF-23827 TYPE I SYNTH.ESTER BASED GREASE HIGH PRESSURE (Ref. 20-31-00)
 C. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
cotter pins  27-41-01 01A-010
 1EFF : ALL 1 27-41-41Page 410 1 1 May 01/04R 1 1 1CES 1

 D. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
22-82-12-400-002 23-13-13-400-001 23-51-12-400-001 24-41-00-861-002  Installation of the MCDU (3CA1,3CA2,3CA3)Installation of the Radio Management Panel (CRMP) (1RG1, 1RG2, 1RG3)Installation of the Audio Control Panel (ACP) (2RN1, 2RN2, 2RN3, 2RN4, 2RN5)Energize the Aircraft Electrical Circuits from the External Power
　
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