REMOVE GEARBOX

TM 9-2835-255-34

REDUCTION GEARBOX ASSEMBLY REPLACEMENT (Sheet 2 of 4)

INSTALL REDUCTION GEARBOX LIFTING SLING

3. REMOVE GEARBOX (1).

Install three jackscrews (2) until gearbox (1) is

loose from rear engine subassembly (3).

Remove gearbox (1) from rear engine (3).

Slide deflector (4) off gearbox (1) or out of rear

engine (3). Set gearbox (1) on four wood

blocks (5).

INSPECT PARTS FOR DAMAGE. REPLACE AS

REQUIRED.

NOTE

If gearbox (1) was removed for access

only go to step 6.

INSTALL REDUCTION GEARBOX ASSEMBLY IN

SHIPPING CONTAINER (PAGE 6-22).

INSPECT INSIDE OF REAR ENGINE (3) FOR

PIECES OF FORWARD SEALING BAND (6) THAT

HAVE BROKEN OFF AND FALLEN INTO REAR

ENGINE (3). TAKE OUT PIECES OF BAND (6).

INSPECT BAND (6) FOR CRACKS (7) THAT GO

ALL THE WAY THROUGH WIDTH OF SHROUD

OF BAND (6). IF CRACKS (7) EXIST, CUT OFF

TWO PIECES (8). MAKE CUTS (9) AT NEAREST

SPOT WELDS (10).

Go on to Sheet 3

Change 6

6-18