(i)
Remove the hose from the drain line.
S 734-028-C00
(6) Do a rigging check on the VSV feedback cable (AMM 75-31-02/501) if the left side actuator is replaced.
S 414-026-C00
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO CLOSE THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT COULD OCCUR.
(7)
Close the applicable thrust reverser half (AMM 78-31-00/201).
S 724-057-C00
(8)
Do these tests:
(a) Test No. 3 - Idle Power Leak Check
(AMM 71-00-00/501, Power Plant Test Reference Table).
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ú ú ú C04.101 ú BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details. Page 417Jul 12/02
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(b) Test No. 8 - Accel/Decel Check (AMM 71-00-00/501, Power Plant Test Reference Table).
S 794-023-C00
(9) Do a check for leaks at the coupling nuts of the VSV head and rod end (tube to hose) at the MEC.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
VARIABLE STATOR VANE ACTUATOR - INSPECTION/CHECK
________________________________________________
1. General
_______
A. This procedure contains an inspection of the variable stator vane (VSV) actuator. The inspection includes a visual check for fuel leaks and a check to make sure the VSV actuator is correctly attached.
TASK 75-31-01-796-001-C00
2. VSV Actuator Inspection
_______________________
A. References
(1)
AMM 71-71-00/601, Engine Vents and Drains
(2)
AMM 78-31-00/201, Thrust Reverser System
B. Access
(1)
Location Zones 506 Engine No. 1 - attached to the forward stator case of the HPC at the 1:30 and 7:30 o'clock positions
606 Engine No. 2 - attached to the forward stator case of the HPC at the 1:30 and 7:30 positions
(2)
Access Panels
5739L/5738L Engine No. 1 - Thrust Reverser
5839R/5838R Engine No. 2 - Thrust Reverser
C. Examine the VSV actuator (Fig. 601)
S 016-002-C00
(1)
Open the applicable thrust reverser (AMM 78-31-00/201).
S 216-003-C00
(2)
Examine the end cap for fuel leakage.
(a) If there is fuel leakage at the end cap, replace the actuator.
S 216-004-C00
(3)
Examine the overboard drains for fuel leakage and do the corrective action if it is necessary (AMM 71-71-00/601).
S 226-005-C00
(4)
Make sure there are no loose nuts.
(a) Tighten or replace all loose nuts.
(5)
Close the applicable thrust reverser (AMM 78-31-00/201).
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