130
Additionally, perform this procedure after the Removal portion of the procedures listed and in the
listed order.
NOTES
For this procedure, reuse the existing input and pump shafts (if serviceable), the
pump gear (if serviceable), and the gearbox cover (if serviceable).
Do NOT reuse bearings, gaskets, gear oil, mechanical (pump) seal, O-rings, oil seals,
and retaining rings.
Refer to Table 41, Table 44, and Table 47 for a list of tools and/or consumables required for this
procedure.
Table 44. Drive Gear Bench Procedure Tools And Consumables List
PPE (Eye and Hand Protection) None Shop Rag(s) (As Required)
PPE (for Handling Oil) Drive Gear (ONLY ONE REQUIRED – SELECT FROM:)
<See FSG–PL-01481, Sheet 2, Item 8 Table>
Perform the following to inspect the drive gear for wear or damage and to remove and replace
the gear if required.
Drive Gear Removal
A. Remove gearbox cooling tube IAW paragraph 5.8.7.1.1 (on page 108).
B. Remove pump shaft IAW paragraph 5.9.2.2 (on page 131).
C. Remove pump gear IAW paragraph 5.9.2.2.3 (on page 141).
D. Remove input shaft IAW paragraph 5.9.2.1 (on page 121).
E. Remove drive gear. (Lift gear out of gearbox.)
Inspections
A. Thoroughly clean gearbox and all major components, removing all metal
and/or plastic debris.
B. Visually inspect gears (input and pump) for damage.
Inspect for overheating (discoloring [typically blue], irregular coloring, mi-1.
cro pitting, temper failure, etc.).
Inspect teeth for damage (rounded, worn, irregular shaped, cracked, 2.
chipped, broken, etc.).
Inspect keyway for burrs, chipping, rounding, wear, etc. 3.
C. Visually inspect all keys for damage.
D. Visually inspect shafts (input and pump) for damage.
Inspect for overheating (discoloring [typically blue]). 1.
Inspect keyway for burrs, chipping, rounding, wear, etc. 2.