CORE AS-AFTERCOOLER 1253943 - Caterpillar

Assembly Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
B     1P-1857     Retaining Ring Pliers     1    
C     1P-0510     Driver Gp     1    
D     9S-3263     Thread Lock Compound     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that all components of the balancer are clean and free from damage.
Illustration 1 g01344574
If new bushing (11) is installed to the balancer, follow Steps 2.a and 2.b.
Align oil holes (Z) in bushing (11) to drilling (Y) in balancer (1) .
Use Tooling (C) to install bushing (11) to balancer (1). Ensure that the oil holes (Z) are correctly aligned to drilling (Y) .
Illustration 2 g01344515
Use Tooling (C) in order to press bearings (9) into balancer (1) .Note: Do not press on the inner race of the bearing as this could result in damage to the bearing.
Use Tooling (B) to install retaining rings (8) .Note: Ensure that the retaining rings are fully located into the grooves in the balancer.
Lubricate balancer shafts (10) and bushing (11) with clean engine oil. Carefully install the balancer shafts to balancer (1) .
Install keys (7) .
Illustration 3 g01344665
Timing marks
Align gears (6) with keys (7) and install the gears to balancer shafts (10). Ensure that the gears are installed in the correct position.Note: The gears have different Markings (X). The right hand gear is marked 1,1 and 2,2. The left hand gear is marked 2. Refer to Illustration 3.
Apply Tooling (D) to the threads of bolts (4). Install bolts (4) and washers (5). Tighten the bolts to a torque of 33 N m (24 lb ft).