ENGINE AR-COMPLETE 2891960 - Caterpillar

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Disconnect hose assemblies (2)
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Remove bolt (3) and lock plate (4) .
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Remove pin (5) .
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Typical Example
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Typical Example
Attach a suitable lifting device onto hydraulic cylinder (6) . Refer to Table 3 for the approximate weight of hydraulic cylinder (6) . Remove bolt (7) and lock plate (8) . Remove pin (9) and hydraulic cylinder (6) .
Table 3
Approximate Weight of Hydraulic Cylinder (6)    
Sales Model     Approximate Weight    
CTV15    
56 kg (123 lb)    
CTV20    
75 kg (165 lb)    
CTV30    
119 kg (262 lb)    
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Remove bolts (10) and guard assembly (11) .
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Remove lip seal (12) and lip seal (15) . Remove bearing sleeve (13) and bearing sleeve (14) .
Repeat Step 4 through Step 8 in order to remove the bearing from the head end of the hydraulic cylinder.Installation Procedure
Install hydraulic cylinder (6) in the reverse order of removal.
Apply Tooling (B) onto pin (9) , pin (5) , bushings, and the bores.
Apply Tooling (A) to the threads of bolts (7) and (3) . Refer to Table 4 for the correct torque of bolts (7) and (3) .
Table 4
Torque for Bolts (7) and (3)    
Sales Model     Torque Specification    
CTV15    
270 40 N m (199 30 lb ft)    
CTV20    
CTV30    
520 70 N m (384 52 lb ft)    Disassembly and Assembly
Table 5
Required Tools    
Tool     Part Number     Part Description     Qty    
C     -     Loctite 620 Retaining Compound     -    
D     -     Loctite 593 Silicone Sealer     -    
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(1) Apply Tooling (D) onto the threads of piston (1) . Tighten piston (1) to a torque of 300 30 N m (221 22 lb ft). No gap is permissible between the piston and the rod. (2) Tighten head (2) to a torque of 300 30 N m (221 22 lb ft). For head retention, deform ring into notch of head and cylinder assembly as per Detail (F) . (E) Drill hole for M8 x 1.25 Setscrew (E) to a depth of (H) 39mm. Drill a 7mm hole to a Depth (G) of 42mm. Apply Tooling (C) on Setscrew (E) . Install Setscrew (E) .