BRAKE CHAMBER ASSEMBLY 7K3260 - Caterpillar

Removal Procedure
Start By:
Remove the exciter field and remove the exciter armature. Refer to Disassembly and Assembly, "Exciter - Remove and Install" and Disassembly and Assembly, "Rotor - Remove and Install".
Table 1
TOOLS NEEDED    
Part Number     Tool     Quantity    
1H-3107     Push-Puller     1    
1H-3108     Push-Puller Leg     2    
1H-3110     Bearing Pulling Attachment     1    
Illustration 1 g00615777
(1) Protective strip
Put protective strips (1) of cardboard, plastic or curved sheet metal between the rotor assembly and the stator assembly. The pieces should be as long as the rotor assembly. During removal of the end housing, these pieces protect the rotor and the stator from damage.
The generator bearing is retained in the generator end housing. On the inside of the generator end housing, a bearing cap or retaining bars are used to retain the bearing.
Illustration 2 g00854020
(2) Bolts (3) Retaining Bars
If the generator end housing is equipped with retaining bars (3), remove the four bolts (2) that fasten the retaining bars to the generator end housing. Remove the retaining bars.
Illustration 3 g00854023
(4) Bearing Cap
If the generator end housing is equipped with bearing cap (4), remove the necessary bolts which fasten the bearing cap to the generator end housing. Pry the bearing cap out of the generator end housing. The bearing cap remains with the rotor shaft. If a bearing lube line is attached to the bearing cap, remove the lube line.
Illustration 4 g00854025
(5) End Housing (6) BoltsNote: The weight of end housing (5) varies with the size of the generator. Larger end housings require the use of a hoist.
Attach a hoist to end housing (5). Remove bolts (6) that fasten end housing (5) to the generator. Use a pry bar to separate the end housing from the generator. Some end housings have provisions which allow the use of forcing screws. Lift the end housing from the generator and remove the end housing from the generator.
Illustration 5 g00854021
(7) Tooling
Attach tooling (7). Remove the bearing. Two-Bearing Generator
Table 2
TOOLS NEEDED    
Part Number     Tool     Quantity    
1U-6415     Puller Group (40 ton)     1    Note: On two-bearing generators, there is a bearing on each end of the generator. To remove the bearing that is located at the drive end of the generator, use the following procedure.For removal of the bearing at the drive end of the generator, begin by removing the drive coupling. Refer to Disassembly and Assembly, "Coupling - Remove".
Illustration 6 g00615814
(1) Bolts
The generator bearing is retained in the generator end housing. On the inside of the generator end housing, a bearing cap retains the bearing. Remove bolts (1) which fasten the bearing cap to the generator end housing. Pry the bearing cap out of the generator end housing. The bearing cap remains with the rotor shaft. If a bearing lube line is attached to the bearing cap, remove the lube line.
Put a mark on the drive end housing and the generator housing. This will ensure proper alignment during installation.
Illustration 7 g00615816
(2) End Housing (3) Bolts
Attach a hoist to