SWITCH AS-PRESSURE 1521959 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A (1)     8S-2241     Camshaft Bearing Tool Group     1    
8S-8290 Nut     1    
8S-8291 Threaded Shaft     1    
8S-8287 Thrust Bearing Assembly     1    
8S-8288 Cone     1    
8S-8292 Extension (Short)     2    
8S-8293 Extension (Long)     1    
B     9U-7222     Camshaft Bearing Pilot     1    
8M-8778 Taperlock Stud (1/2 inch - 13 UNC by 1 9/16 inch)     1    
C     9U-7223     Alignment Bushing     1    
D     9U-7210     Puller Plate     1    
E     9U-7213     Backup Plate     1    
0S-1621 Bolt (1/2 inch - 13 UNC by 1 inch)     1    
F     9U-7214     Spacer Plate     1    
( 1 ) Part of the 8S-2241 Camshaft Bearing Tool Group
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Ensure that the inside of the cylinder head is clean. Inspect the camshaft bore for metal burrs. Put a thin film of clean engine oil on the inside of the camshaft bearing bores and on each camshaft bearing prior to installation.
Illustration 1 g01034920
Install the No. 7 camshaft bearing (rear), as follows:
Insert the large end of Tooling (B) into the No. 7 camshaft bore. Position camshaft bearing (3) on Tooling (B) .
Position Tooling (D) on Tooling (A). Install Tooling (A) in Tooling (B) .
Position camshaft bearing (3) on Tooling (B). Install Tooling (E) on Tooling (B) .Note: Refer to Specifications, "Cylinder Head" for appropriate information for the orientation of the camshaft bearings in the cylinder head.
Use Tooling (A) in order to pull camshaft bearing (3) into the camshaft bore.Note: When the chamfer of Tooling (E) contacts the face of the camshaft bore, the camshaft bearing is properly installed.
Remove Tooling (E) from Tooling (B). Remove Tooling (A) from Tooling (B). Remove Tooling (B) from the cylinder head.
Illustration 2 g01034921
Install the No. 6 through No. 2 camshaft bearings, as follows:
Insert the large end of Tooling (B) into the camshaft bore.Note: Use Tooling (C) to align Tooling (A) and Tooling (B) with the camshaft bearing bores. Install Tooling (C) in the inside diameter of any installed camshaft bearing between Tooling (A) and Tooling (B) .
Install Tooling (A) in Tooling (B). Position camshaft bearing (3) on Tooling (B). Install Tooling (E) on Tooling (B) .Note: Refer to Specifications, "Cylinder Head" for appropriate information for the location and the orientation of the camshaft bearings in the cylinder head.
Use Tooling (A) in order to pull camshaft bearing (3) into the camshaft bore.Note: When the chamfer of Tooling (E) contacts the face of the camshaft bore, the camshaft bearing is properly installed.
Remove Tooling (E) from Tooling (B). Remove Tooling (A) from Tooling (B) .
Remove Tooling (B) and Tooling (C) from the cylinder head.
Repeat Step 2 in order to install the No. 6 through No.