(e) Close the blocker door into the recess to the inner surface of the sleeve. 1) Examine the mismatch and opening clearance (Fig. 402).
CAUTION: MAKE SURE THE BOLT HEAD IS ON THE SIDE THAT CONTAINS THE
_______ LARGE BUSHING. IF YOU DO NOT MAKE SURE THE BOLT HEAD IS ON THE PROPER SIDE, DAMAGE CAN OCCUR.
(f) Attach the drag link to the pivot link with the bolt, the
washer, the bushing and the nut (Fig. 401).
S 984-011-C00
(2) Manually retract the thrust reverser (AMM 78-31-00/201).
S 414-024-C00
WARNING: OBEY THE INSTRUCTIONS IN THIS PROCEDURE WHEN YOU CLOSE THE
_______ THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO THE EQUIPMENT COULD OCCUR.
(3)
Close the thrust reverser (AMM 78-31-00/201).
S 414-009-C00
(4)
If you installed a top blocker door, do these steps:
(a)
Install the fan cowl panel (AMM 71-11-02/401).
(b)
Install the forward section of the reverser sleeve-to-strut
fairing.
S 414-010-C00
(5) If a top blocker door was not installed, close the applicable fan cowl panel (AMM 71-11-02/201).
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
BLOCKER DOOR
BLOCKER DOOR FAIRING
+0.02
-0.02 DOOR
PANEL
A-A
BUMPER
____ UPPER BLOCKER DOOR SHOWN;
NOTE: EXAMPLE FOR COMMON AND LOWER BLOCKER DOORS.
EXAMPLE CLEARANCE BETWEEN THE BLOCKER
DOOR AND SURROUNDING SURFACES
DIAPHRAGM NECESSARY MISMATCH USE THE WASHERS AS NECESSARY TO GET THE
SUPPORT B-B
EXAMPLE OF THE MISMATCH BETWEEN THE
BLOCKER DOORS AND SURFACES AROUND THE
DOORS
USE A WASHER AS NECESSARY
ALL DIMENSIONS ARE IN INCHES
Blocker Door Bumper Adjustment
Figure 402
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 714-019-C00
(6) Do the Normal Operation Test (AMM 78-31-00/501).
(a) Make sure the thrust reverser operates smoothly.
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CFM56 ENGINES
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BLOCKER DOORS - INSPECTION/CHECK
________________________________
1. General
_______
A. This procedure has one task. This task examines the blocker door for too much clearance between the blocker door and the acoustic panels.
TASK 78-31-06-206-001-C00
2. Blocker Door Check
__________________
A. Equipment
(1)
Feeler gage
B.
References
(1)
AMM 71-11-02/201, Fan Cowl Panels
(2)
AMM 78-31-00/201, Thrust Reverser System
(3)
AMM 78-31-06/401, Blocker Doors
C.
Access
(1)
Location Zones
504 Engine No. 1 - Thrust Reverser System
505 Engine No. 1 - Thrust Reverser System
604 Engine No. 2 - Thrust Reverser System
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