Parts Manual Instruction Manual

3121172 1250AJP 1-15
SECTION 1 FRAME
FIGURE 1-4. DRIVE HUB ASSEMBLY (PRIOR TO S/N 0300079667)
ITEM # PART NUMBER QTY. DESCRIPTION REV.
2780248 Ref. DRIVE HUB ASSEMBLY C
Ref. Note: Unless there is capability to torque shaft (item 4) to 626
ft/lbs. (850Nm) Repair beyond this level is NOT advised.
Ref. Note: Original Equipment p/n 2780248 hub may have been
replaced with Service Replacement p/n 2780283. - See Figure
1-7 for Breakdown. Refer to tag on hub for identification
before ordering parts.
1 Use Item 252 4 Gear, Planet
2 Use Item 252 3 Gear, Planet
3 7022535 1 Gear, Sun
4 Use Item 252 1 Nut, Shaft
5 7021388 3 Pin, Planet
6Not Used
7 7022537 1 Carrier, Planet
8 7022538 1 Cover
9 7024967 1 Button, Thrust
10 Use Item 252 3 Bearing, Roller
11 Use Item 252 4 Bearing, Roller
12 Use Item 252 1 Bearing, Ball
13 Use Item 252 2 Bolt, Hex
14 Use Item 252 3 Ring, Retaining
15 Use Item 252 4 Ring, Retaining
16 7022546 1 Ring, Retaining
17 Use Item 252 3 Ring, Stay
18 Not Used
19 7024966 1 O-Ring
20 7024968 1 Seal, Face
21 7022550 2 Plug
22 Use Item 252 2 Seal, Ring
23 Use Item 252 2 Bolt
24 Not Available 2 Ball
25 to 26 Not Used
27 Not Available 2 Bolt
28 Not Available 2 Washer
29 Not Used
30 7022556 1 Gear, Ring
31 to 32 Not Used
33 Use Item 252 1 O-Ring
34 to 39 Not Used
40 Use Item 252 3 Gear, Planet
41 7022559 1 Carrier, Planet
42 7022560 1 Gear, Sun
43 Use Item 252 1 Gear, Sun
44 Use Item 252 1 Shaft, Input
45 7011326 3 Pin, Planet
46 Use Item 252 3 Bearing, Roller
47 7022564 1 Ring, Retaining
48 Use Item 252 3 Ring, Retaining
49 Not Used