Subtask 55-16-34-941-051

 D. Safety Precautions
 (1) Put the warning notices in the flight compartment to tell persons not to operate the flight controls.
 (2) Put the warning notices in position to tell persons not to operate the hydraulic systems.
 (3) Put the access platform in position at zone 312.
 Subtask 55-16-34-010-050
 E. Access
 (1) Open the access door 312AR.
 4. Procedure_________
 (Ref. Fig. 601/TASK 55-16-34-991-001)
 Subtask 55-16-34-210-050 
R  A. Detailed Inspection 
R R  (1) Make a detailed inspection of the horizontal stabilizer jack fitting and surrounding external structure for: - debonding of the fittings halves, - delaminations, - deterioration of the structure, - condition of the Hi-Lok fasteners, - condition of the bearings. 
R R R (2) If damage is found, look for allowable damage limits (Ref. SRM 551600 PB 101). 
5. Close-up________
 Subtask 55-16-34-410-051
 A. Visual Inspection
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 THS Actuator-Arm Attach-Fittings
 Figure 601/TASK 55-16-34-991-001
 1EFF :  ALL  1  55-16-34 Page 604 
1  1  Feb 01/98
 1  1
 1CES  1

 Subtask 55-16-34-410-050

 B. Close Access
 (1)
 Close the access panel 312AR. Subtask 55-16-34-942-050

 C. Remove Ground Equipment
 (1) Remove the warning notice(s).

 (2)
 Remove the access platform(s). Subtask 55-16-34-081-050

 D. Remove Locking Devices
 (1) Remove the PIN-SIDE STICK LOCKING (98D27903500000) from the CAPT and F/O side stick controllers.
 Subtask 55-16-34-865-051
 E. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 19CE1, 19CE2, 19CE3

R TASK 55-16-34-200-002

R  In Service Wear Limits of the THS Actuator Arm Attach Fittings 
R  WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU_______ 
R  START A TASK ON OR NEAR: 
R  - THE FLIGHT CONTROLS 
R  - THE FLIGHT CONTROL SURFACES 
R  - THE LANDING GEAR AND THE RELATED DOORS 
R  - COMPONENTS THAT MOVE. 
R  WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING_______ 
R  GEAR. 
R  1. Reason for the Job__________________ 
R  Self Explanatory 
R  2. Job Set-up Information______________________ 
R  A. Fixtures, Tools, Test and Support Equipment 
R  -------------------------------------------------------------------------------
R  REFERENCE  QTY DESIGNATION 
R  -------------------------------------------------------------------------------
R  No specific  warning notices 
R  No specific  access platform 3.0 m (9 ft. 10 in.) 
R  98D27403500000  1 PITCH TRIM CONTROL LOCKING 
R  98D27903500000  1 PIN-SIDE STICK LOCKING 
R  B. Referenced Information 
R  -------------------------------------------------------------------------------
R  REFERENCE  DESIGNATION 
R  -------------------------------------------------------------------------------
R  27-44-51-000-001  Removal of the Trimmable Horizontal Stabilizer (THS) 
R  Actuator (9CE) 
R  27-44-51-400-001  Installation of the Trimmable Horizontal Stabilizer 
R  (THS) Actuator (9CE) 
R  55-16-34-000-001  Removal of the THS Actuator Arms Attach Fittings 
R  55-16-34-400-001  Installation of THS Actuator Arms Attach Fittings 
R  55-16-34-991-003  Fig. 602

R  3. Job Set-up__________ 
R  Subtask 55-16-34-941-053 
R  A. Safety Precautions 
R  (1) Put the warning notices in the flight compartment to tell persons not 
R  to operate the flight controls. 
R  (2) Put the PIN-SIDE STICK LOCKING (98D27903500000) in the CAPT and F/O 
R  side stick controllers. 
R  (3) Put the PITCH TRIM CONTROL LOCKING (98D27403500000) in the cabin 
R  pedestal center. 
　
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