(4)
Install the inlet and exhaust covers to prevent fan windmilling and
to prevent foreign object damage (FOD).
G.
Power Plant Preservation (Not Serviceable)
S 862-018-C00
(1)
If the engine has had an in-flight shutdown, do the engine dry-out
procedure (Ref paragraph 13).
(2)
Make sure the VBV doors are closed (AMM 75-32-00/201).
(3)
Install the vapor barrier film on the VBV bleed grills.
S 862-019-C00
S 432-020-C00
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S 432-021-C00
(4)
Install caps or covers on all accessory units that you remove.
S 432-022-C00
(5)
Install caps on all disconnected lines and electrical connections.
S 432-023-C00
(6)
Seal the inlet and exhaust openings with the vapor barrier film and attach it with tape.
S 432-024-C00
(7)
Put the desiccant on each side of the engine, but do not touch the engine hardware.
S 432-025-C00
(8)
If the engine is to be kept off-wing, install a waterproof engine bag on the engine and attach it tightly.
S 432-026-C00
(9)
If the engine is to be kept on-wing, install a waterproof cover on the engine and attach it tightly.
S 622-027-C00
(10)
Consider engine preserved for 30 days from time of last operation or from accomplishment of engine dry-out procedure, as applicable.
TASK 71-00-03-622-028-C00
5. Power Plant Preservation Renewal - Up to 30 Days - Serviceable and Not______________________________________________________________________ Serviceable Power Plant_______________________
A. General
(1)
The procedures in AMM 71-00-03/201 are for engines that are installed on-wing. Procedures for engines that are removed from the airplane are in the CFMI Engine Shop Manual, Section 72-00-00, Page 1201.
B.
Access
(1)
Location Zones
506 Engine No. 1
606 Engine No. 2
C.
Serviceable Power Plant
S 622-029-C00
(1) The preservation renewal procedure is permitted two times
(for two additional 30 day periods).
(a)
Do the up to 30 days preservation procedure again for the two 30 day renewal periods.
(b)
If the power plant will be kept for more than the added 30 days, you must do one of the procedures that follow: 1) The power plant preservation procedure for up to 90 days
(serviceable power plant) or,
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2) The power plant preservation procedure for 30 to 365 days (serviceable power plant).
D. Not Serviceable Power Plant
S 622-032-C00
(1)
The Preservation Renewal Procedure is not permitted.
S 622-033-C00
(2)
You must do the procedure for Power Plant Preservation for 30 to 365 days (not serviceable power plant) if the power plant will be kept longer.
TASK 71-00-03-622-037-C00
6. Power Plant Preservation - Up to 90 Days - Serviceable Power Plant
__________________________________________________________________
A. Equipment
(1) Engine Inlet and Exhaust Covers - C10001-1 and
C10001-2 are replaced by commercial equipment
as follows:
Langdon Manufacturing Co.,
222 N. Hydraulic, P.O. Box 11026,
Wichita, KS 67202
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