(5)
Open the fan cowl panels (AMM 71-11-04/201).
S 014-006-N00
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S 864-007-N00
(6)
Manually extend the thrust reverser (AMM 78-31-00/201).
S 214-125-N00
(7)
Examine the bullnose seal (AMM 78-00-00/601).
NOTE: The condition of the bullnose seal can cause difficulty when
____ you check the rod end gap during actuator installation.
(a) Repair the bullnose seal, if necessary (AMM 78-00-00/801).
S 864-126-N00
(8)
Move the thrust reverser forward until you are one inch from the
complete stow position.
S 864-008-N00
(9)
Remove the streamered pin which holds the manual override lever for
the bypass valve of the isolation valve in the open position.
NOTE: Keep the bypass valve in the closed position during the
____ removal and installation of the hydraulic component. If the bypass valve is open, the hydraulic reservoir will drain.
D. Remove the Locking Hydraulic Actuator for the Thrust Reverser (Fig. 401 and 402).
S 014-009-N00
(1)
Remove the screws (8) from the applicable access panel (10).
S 014-084-N00
(2)
Remove the access panel (10).
S 034-010-N00
(3)
Remove the cotter pin (9), nut (7), washers (6) and bolt (5) which
attach the rod end (4) to the thrust reverser sleeve (11).
S 034-011-N00
(4)
Disconnect the electrical connectors (3) for the feedback LVDT
(Fig. 402).
(a) Install the protection caps.
S 034-012-N00
(5)
Remove the actuator lock proximity sensor (10) and the actuator
deploy proximity sensor (18) from the locking hydraulic
actuator (11) (Fig. 402) (AMM 78-36-01/401).
S 034-013-N00
(6)
Remove the bolts (15), washers (16), and nuts (17) which attach the
clamps (14) for the proximity sensor wire to the locking hydraulic
actuator (Fig. 402).
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE C 1
UPPER NON-LOCKING HYDRAULIC ACTUATOR
SEE A
LOCKING HYDRAULIC ACTUATOR
HYDRAULIC ACTUATOR LOWER NON-LOCKING SEE B 2
1. BOLT A
2. RETAINER
3. SHIM MOUNTING BRACKET
4. ACTUATOR GIMBEL RING FOR THE ACTUATOR
MOUNTING BRACKET 3. SHIM 2. RETAINER
1. BOLT
1 2 Hydraulic Actuator Installation Figure 401 (Sheet 1) B 2ACCESS PANEL FOR LOWER NON-LOCKING ACTUATOR NOT SHOWN SIMILAR FOR ALL ACTUATORS
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D
Hydraulic Actuator Installation
Figure 401 (Sheet 2)
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