AGB GEAR TRAIN TURNS UNEVENLY (BINDS) WHEN TURNED BY HAND AND MORE THAN ONE HALF OF MAIN OIL PUMP MAGNETIC PLUG IS COVERED WITH METAL CHIPS-continued

TM 9-2835-255-34

3-2. TROUBLESHOOTING - CONTINUED

(5) ES-5. AGB GEAR TRAIN TURNS

a. ACCESSORY GEARBOX (AGB) AND

UNEVENLY (BINDS) WHEN TURNED BY

HIGH PRESSURE COMPRESSOR -

HAND AND MORE THAN ONE HALF OF

CONTINUED

MAIN OIL PUMP MAGNETIC PLUG IS

COVERED WITH METAL CHIPS. -

CONTINUED.

Tools:

Supplies:

Dry cleaning solvent (Item 7,

General mechanic's tool kit:

Appendix B)

automotive (SC 5180-90-N26)

Wiping rag (Item 14, Appendix B)

AGB gear train handle (Item 42,

Appendix D)

References:

Metal pail (Item 136,

TM 20-1

Appendix D)

A. Remove AGB module (1) from

engine (page 7-6).

B. Remove spur gearshaft (2).

C. Check to see if spur gear-

shaft (2) is broken or

damaged?

Is spur gearshaft broken or

damaged?

YES

Go to step 4.

A. Put handle (3) in main

hydraulic pump drive gear

assembly (4).

B. Check rotation of AGB gears

by turning handle (3)

clockwise.

Handle should turn smoothly.

No rubs or binds should by

felt and no unusual noises

should be heard.

Does handle turn smoothly with no

unusual noises?

CONTINUED ON NEXT PAGE

3-39

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