(3)
F80063-501 - Elevator Rigging and Restraining Tool
B.
References
(1)
27-31-00/201, Elevator and Tab Control System
C.
Access
(1)
Location Zone
704 Tail Cone
711 Elevator and Tab, LH
712 Elevator and Tab, RH
(2)
Access Panels
3801 Tail Cone Access Door, LH
3802 Tail Cone Access Door, RH
D.
Procedure
S 864-001
(1)
Use the trammel bar to set the B dimension at 41.57 |0.01 inches (Fig. 402).
S 864-002
(2)
Do this task: "Remove Elevator Hydraulic Systems A and B" (Ref 27-31-00/201).
(3)
Open the access panels 3801 and 3802.
(4)
Install the rig pin E-5 in the aft control quadrant.
S 014-003
S 494-004
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
SEE A LINES HYDRAULIC FLEXIBLE TUBE TORQUE OUTPUT
TOOL RESTRAINING RIGGING AND UNIT CONTROL POWER SEE B BOLT UPPER MOUNTING
UNIT CONTROL POWER BOLT LOWER MOUNTING BRACKET MOUNTING
INPUT CRANK
CLEVIS SLEEVE FWD A E-5 RIG PIN
INPUT ROD
FWD
B
Elevator Power Control Unit Installation Figure 401
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 024-005
(5) Remove the elevator PCU:
WARNING: RELEASE THE CONNECTION SLOWLY AND LET THE PRESSURE
_______ DECREASE BEFORE YOU COMPLETELY REMOVE THE HYDRAULIC LINE. IF YOU DISCONNECT THE HYDRAULIC LINE WHEN IT HAS PRESSURE, A SPRAY OF HYDRAULIC FLUID CAN CAUSE INJURY TO PERSONS.
(a)
Disconnect the two flexible hydraulic lines from the elevator PCU. 1) Install caps and plugs on the open PCU ports and the
hydraulic lines.
(b)
Disconnect the input rod from the input crank.
(c)
Remove the lower mounting bolt from the mounting bracket.
(d)
Remove the upper mounting bolt from the output torque tube.
(e)
Remove the elevator PCU from the airplane.
"B"
TRAMMEL BAR
DIM 1
____NOTE: THE STABILIZER TRIM JACKSCREW IS SHOWN ZERO DEGREES WITH THE STABILIZER LEADING EDGE AT FWD
1 THE "B" DIMENSION IS MEASURED BETWEEN THE CENTER OF THE UPPER AND LOWER GIMBAL PINS
Stabilizer Trim Jackscrew Setting
Figure 402
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
POWER
CONTROL
UNIT
AREA OF INTERFERENCE
SEE A FWD
REACTION
LINK
0.08 INCH
AREA TO BREAK SHARP EDGES MAXIMUM
BE CUT 0.05 INCH MINIMUM
0.50 INCH
RADIUS
(2 LOCATIONS)
6.77
INCHES
REACTION 6.05
LINK INCHES
RIGHT SIDE 125 ON REWORKED AREA
A
Elavator Power Control Unit Reaction link Inspection Figure 403
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