S 432-045
(7)
Put the gasket (3) and the indicator plate (4) on the override assembly (1). The plate has the words 'VALVE PARTIALLY OPEN' on its edge. These words must be the right way up and point forwards.
S 852-046
(8)
Loosen the locknut (6) and turn the threaded shaft (5). Do this until the lug on the tongue engages in the slot on the underside of the position indicator plate (4).
S 432-047
(9)
Install the gasket (3) and the valve position indicator assembly (7). The valve position indicator assembly should be installed with the lever up (Fig. 201, Detail B).
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30-21-99
ALL ú ú 01 Page 208 ú Sep 28/00
A
757 MAINTENANCE MANUAL
S 432-048
(10)
Install and torque tighten the bolts (2) (AMM 70-51-00/201).
S 432-049
(11)
Connect the electrical connector (8) to the valve position indicator assembly (7) (AMM 70-50-02/201).
S 862-050
(12)
Close the fan cowl panel (AMM 71-11-04/401).
S 862-051
(13)
On the overhead circuit breaker panel P11, remove the DO-NOT-CLOSE tags and close the circuit breaker to put back the power to the anti-icing PRV.
TASK 30-21-99-442-065
4. Put the Anti-Ice PRV back to Normal Operating Condition (Fig. 201)_______________________________________________________
A. References
(1)
AMM 06-43-00/201, Engine and Nacelle Strut Access Doors and Panels
(2)
AMM 70-50-02/201, Connection of Electrical Plugs
(3)
AMM 70-51-00/201, Torque Tightening Technique
(4)
AMM 71-11-04/201, Fan Cowl Panels
(5)
AMM 78-31-00/201, Thrust Reverser System
B. Access
(1)
Location Zones
410/420 No. 1 and No. 2 Powerplant
(2)
Access Panels
413AL Fan Cowl Panel - Left
423AL Fan Cowl Panel - Right
C. Prepare for the Procedure
S 042-091
WARNING: DO THE DEACTIVATION PROCEDURE FOR THE THRUST REVERSERS TO
_______ PREVENT THE OPERATION OF THE THRUST REVERSERS. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1) Do the Thrust Reverser Deactivation for Ground Maintenance procedure (Ref 78-31-00/201).
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本文链接地址：757 AMM 飞机维护手册 防冰和排雨 CHAPTER 30 - ICE AND RAIN PROTECTION(82)
