- Engine with Jake Brake Retarders Built Prior to 1999
- All
Introduction
There are three different designs for the drive end for the 75 Amp, and some 50 Amp, brushless alternators. Refer to Illustrations 1, 2, and 3 to identify the differences in the designs.
Do not perform any procedure in this Special Instruction until you have read the information and you understand the information.
Safety Section
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility. |
When removing a major component or attachment, ensure that it is properly blocked or secured before removing mounting hardware. An assembly that is disconnected without proper blocking may shift or fall, resulting in serious injury or death of personnel or machine damage. |
Personal injury or death can result from improper maintenance procedures. To avoid injury or death, follow the procedures exactly as stated below. |
Personal injury can result from improper handling of chemicals. Make sure you use all the necessary protective equipment required to do the job. Make sure that you read and understand all directions and hazards described on the labels and material safety data sheet of any chemical that is used. Observe all safety precautions recommended by the chemical manufacturer for handling, storage, and disposal of chemicals. |
Required Parts
Component Identification | ||
---|---|---|
Item | Part Number | Part Name |
1 | Drive End Frame | |
2 | Ball Bearing(1) | |
3 | Fan and Baffle Assembly(2) | |
4 | Slinger | |
5 | Shaft Collar | |
6 | Lip Type Seal | |
7 | Shaft Collar | |
8 | Retainer(3) | |
9 | Gasket | |
10 | Drive End Frame | |
11 | Ball Bearing(4) | |
12 | Alternator Collar | |
13 | Retainer(5) | |
14 | Alternator Fan(6) |
(1) | Unsealed |
(2) | Stamped steel fan and baffle assembly |
(3) | First design |
(4) | Sealed |
(5) | Current design |
(6) | Cast Aluminum |
Installation Procedure
Use the below procedures that follow for
Table 1 and Illustrations 1, 2, and 3 to identify the components used in the different designs.
Illustration 1 | g06407142 |
First design of the alternator rear bearing |
Illustration 2 | g06407143 |
Second design of the alternator rear bearing |
Illustration 3 | g06407144 |
Current design of the alternator rear bearing |
Drive End Bearing
When servicing the drive end bearing, remove and discard the components listed in Table 2. Install the components listed in Table 3.
Component to be Removed and Discarded | ||
---|---|---|
Qty | Part Number | Part Name |
1 | Ball Bearing | |
1 | Gasket(1) | |
1 | Retainer(2) | |
1 | Shaft Collar(3) | |
2 | Lip Type Seal(4)(5) |
(1) | If present |
(2) | If |
(3) | If |
(4) | If present |
(5) | If |
Component to be Installed | ||
---|---|---|
Qty | Part Number | Part Name |
1 | Ball Bearing | |
1 | Retainer(1) | |
1 | Alternator Collar(2) |
(1) | If |
(2) | If |
Servicing Fan, Slinger, or Outside Collar
When servicing the fan, slinger, or outside collar, remove and discard the components listed in Table 4. Install the components listed in Table 5.
Component to be Removed and Discarded | ||
---|---|---|
Qty | Part Number | Part Name |
1 | Slinger | |
1 | Fan and Baffle Assembly | |
1 | Shaft Collar |
Component to be Installed | ||
---|---|---|
Qty | Part Number | Part Name |
1 | Alternator Fan |