(3)
Apply masking tape, that contains a lead adhesive, to the fan cowl panels for protection.
S 168-005-C00
(4)
Remove all the loose rust on the fan frame with a cloth. S 168-006-C00
(5)
If the rust is still there, polish the struts (radially) and the hub with an abrasive cloth.
S 168-007-C00 CAUTION: DO NOT CONTAMINATE THE BUSHINGS IN THE VARIABLE STATOR VANE OF
_______ THE COMPRESSOR FRONT STATOR WITH ENGINE OIL. IF YOU DO NOT OBEY THIS PRECAUTION, DAMAGE TO THE BUSHINGS CAN OCCUR.
(6)
Put a layer of engine oil on the clean areas with a cloth or with a brush.
S 958-008-C00
(7)
Remove the masking tape from the fan cowl panels.
S 418-009-C00 WARNING: OBEY THE INSTRUCTIONS IN THIS PROCEDURE WHEN YOU CLOSE THE
_______ THRUST REVERSER. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(8)
Close the left or right thrust reverser (AMM 78-31-00/201). S 418-010-C00
(9)
Close the left or right fan cowl panel (AMM 71-11-02/201).
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72-33-00
ALL ú ú C02 Page 803 ú Nov 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
TASK 72-33-00-398-011-C00
3. ENGINES WITH THE HALLOW GLASS BEAD-LADEN EPOXY (BLUE COLOR) ABRADABLE SHROUD; Local Reconditioning of the Abradable Shroud____________________________________________
A. General
(1) This task refers to a procedure for the in-place repair of damage and grooves in the abradable shroud material.
NOTE:____Fill these areas with a base and hardener mixture. Smooth to the initial contour.
B. Equipment
(1)
Protective mats (two are necessary) - Rubber Manufacturer's Association, Grade SC43, Neoprene sponge, 1.0 inch thick, approximately 3.0 x 4.0 feet with warning streamer attached.
(2)
Scalpel - locally available
C. Consumable Materials
(1)
Abrasive cloth - CP2239 (AMM 70-10-01/201)
(2)
Acetone - CP1039 (AMM 70-10-01/201)
(3)
Base - EC 3524 or EC 3524B (AMM 70-10-01/201)
(4)
Hardener - EC 3624 or EC 3524A (AMM 70-10-01/201)
D. References
(1)
AMM 70-10-01/201, Consumable Materials
(2)
AMM 72-31-02/401, Fan Rotor Blades
E. Access
(1) Location Zones
501 Engine No. 1 - Left Inlet
601 Engine No. 2 - Right Inlet
506 Engine No. 1 - Fan Frame
606 Engine No. 2 - Fan Frame
F. Prepare to Locally Recondition the Abradable Shroud.
S 868-012-C00
(1) Make sure the start levers are in the CUTOFF position.
(a) Install the DO-NOT-OPERATE identifier on the start levers.
S 868-013-C00
(2) Open the applicable circuit breaker and install a DO-NOT-CLOSE identifier:
(a) P6 Load Control Center
1) ENG 1 START VALVE
2) ENG 2 START VALVE
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72-33-00
ALL ú ú C01 Page 804 ú Jul 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 498-015-C00
CAUTION:_______MAKE SURE YOU INSTALL THE MATS IN THE INLET COWL. THIS WILL PREVENT DAMAGE FROM TOOLS, PARTS OR UNWANTED MATERIAL THAT FALL ON THE INLET COWL.
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