HALE AP, Technical Manual

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Refer to Table 45 and Table 47 for a list of tools and/or consumables required for this proce-
dure.
Table 47. Pump Gear Bench Procedure Tools And Consumables List
Standard
Tools
Special
Tools Consumables
PPE (for Handling Oil) None Shop Rag(s) (As Required)
PPE
(Eye and Hand Protection)
Pump Gear
(ONLY ONE REQUIRED – SELECT FROM ASSOCIATED TABLE:)
<See FSG–PL-01482, Sheet 5, Item 7>(CBP)
<See FSG–PL-01483, Sheet 5, Item 7>(AP)
<See FSG–PL-01486, Sheet 5, Item 8>(MBP)
<See FSG–PL-01487, Sheet 5, Item 8>(RSD)
A PRESS PRESENTS A POTENTIAL CRUSH HAZARD (FROM MOVING PARTS) AND/OR
STRIKE HAZARD (FROM EJECTED PARTS). WEAR APPROPRIATE PPE.
Perform the following Removal portion of the procedures listed and perform the procedures in
the listed order.
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).
Perform the following to remove and replace ONLY the pump gear.
Pump Gear Removal
A. If GR is 1.14, 1.31, 1.64, or 1.90:1, remove loose pump gear from gearbox.
B. If GR is 2.33, 2.60, 2.91, or 3.74:1, remove pump gear from pump shaft as-
sembly as follows.
If GR is 3.74:1, remove pump gear from pump shaft assembly as follows. 1.
a) Remove drive side pump gear spacer.
b) Remove pump gear.
For all remaining gear ratios, remove pump gear from pump shaft as- 2.
sembly as follows.
a)
Note/match mark drive side pump gear spacer notch orientation.
b) Remove drive side pump gear spacer.
c) Remove pump gear.
d) Note/match mark pump side pump gear spacer notch orientation.
e) Remove pump side pump gear spacer.
Pump Shaft Preparation For Pump Gear Installation
A. Expand and remove pump side bearing retaining ring.
Using snap ring pliers, insert tips of pliers into holes in snap ring and ex- 1.
pand snap ring.
Pull snap ring off pump shaft. 2.