757
MAINTENANCE MANUAL
OUTBOARD CENTER INBOARD
LINKAGE LINKAGE LINKAGE
SEE D SEE C SEE B
ELEVATOR PCAs SEE A INBD
ELEVATOR PCAs (LEFT SIDE IS SHOWN, RIGHT SIDE IS EQUIVALENT)
A
SUPPORT A
BRACKET
SWING LINK C
ASSEMBLY
INTERCONNECT SUPPORT
RODS BRACKET
SWING LINK ASSEMBLY
CRANK
ASSEMBLY
PCA INPUT
A INTERCONNECT
ROD RODS
POGO CRANK ROD ASSEMBLY
C
CENTERING POGO SPRING ROD
B
SUPPORT
INBOARD LINKAGE
BRACKET
(LEFT SIDE ONLY)
SUPPORT
BRACKET SWING LINK
B
ASSEMBLY
OUTBOARD LINKAGE INTERCONNECT (LEFT SIDE IS SHOWN,RODS RIGHT INBOARD AND OUTBOARD
INTERCONNECT
ARE EQUIVALENT)
RODS CRANK D POGO B ASSEMBLY ROD
CENTERING SPRING
CENTER LINKAGE (LEFT SIDE IS SHOWN, RIGHT SIDE IS EQUIVALENT)
C
PCA Input Linkage Installation Figure 401 (Sheet 1)
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A
757
MAINTENANCE MANUAL
BUSHING BUSHING
BEARING
BEARING SWING LINK ASSEMBLY
BUSHING
CRANK ASSEMBLY
BUSHING
A-A UP ROD INTERCONNECT
BEARING
BUSHING SWING LINK ASSEMBLY BEARING SWING LINK ASSEMBLY
CRANK ASSEMBLY CRANK ASSEMBLY
BEARING
UP UP
B-B INTERCONNECT ROD Figure 401 (Sheet 2) PCA Input Linkage Installation C-C INTERCONNECT ROD
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A
757
MAINTENANCE MANUAL
PCA
ASEE PCA LOCK ASSEMBLY 1 (REF) LINK
PCA A PCA
LOCK ASSEMBLY
A A-A
PCA LOCK ASSEMBLY (PCA EXTENDED) 1
THE PCA LOCK ASSEMBLY
CAN BE INSTALLED ON A
THE INBOARD, CENTER,
OR OUTBOARD PCA
PCA Lock Assembly Figure 402
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MAINTENANCE MANUAL
S 494-007
(6) Attach DO-NOT-OPERATE tags on the control columns.
S 864-008
(7) Put the L, R, and C FLT CONTROL SHUTOFF switches on the right side panel, P61, to the OFF position.
S 864-009
(8) Put the RIGHT and CENTER STAB TRIM SHUTOFF valve switches on the control stand panel, P10, to the CUTOFF position.
S 864-010
(9) Open these circuit breakers on the overhead panel, P11, and attach DO-NOT-CLOSE tags: (a) 11B19, STAB TRIM ALT (INSTALLED) (b) 11C12, STAB TRIM SHUTOFF RIGHT (c) 11C13, STAB TRIM SHUTOFF LEFT (d) 11H11 or 11C05, STAB TRIM CONT L (e) 11H17, FLT CONT SHUTOFF TAIL LEFT (f) 11H18, FLT CONT SHUTOFF TAIL CTR (g) 11H20, STAB TRIM CONT R (h) 11H28, FLT CONT SHUTOFF TAIL RIGHT (i) 11J10, PCU MON SENSOR (j) 11J11, PCU MON MOD
S 014-011
(10)
Open the access panel for the elevator PCAs, 335DB (left elevator PCAs) or 345DB (right elevator PCAs) (Ref 06-42-00).
S 034-012
(11)
Remove the seal panel and the trailing edge beam that is aft of the access panel that you removed.
S 494-013
WARNING: INSTALL THE PCA LOCK ASSEMBLY BEFORE YOU REMOVE OR INSTALL
_______ THE PCA INPUT LINKAGE. MAKE SURE THE CONTROL COLUMNS ARE IN THE FULL AFT POSITION WITH DO-NOT-OPERATE TAGS ATTACHED TO THEM BEFORE YOU INSTALL THE PCA LOCK ASSEMBLY. INJURY TO PERSONS OR DAMAGE TO THE ELEVATOR CAN OCCUR.
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