FAN 3216952 - Caterpillar

Note: Ensure that there is a correct connection of the piston rod and the swashplate. The piston rod must lock into the swashplate.
Install piston rod (23).
Illustration 15 g02672980
Install control piston (22).
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Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install pins (18), guide (19), and spring (20) in barrel assembly (16).
Use Tooling (A) and a suitable press to compress spring (20) in barrel assembly (16) and install retaining ring (21).
Slowly release compression on spring (20). Make sure that retaining ring (21) is seated properly.
Illustration 18 g02672921
Install retaining ball (17) onto barrel assembly (16).
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Install the retainer and piston assemblies (15) into barrel assembly (16).
Illustration 20 g02672912
Install rotary group (14) onto the shaft. Make sure that the splines are aligned properly.
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Install O-ring seal (13) on plug (12).
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Install plug (12).
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Install the adjustment shim (11).
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Install bearing cone (10) on the shaft.
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Install O-ring seal (9).
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Install O-ring seal (6) and port plate (7) on head assembly (4).
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Install head assembly (4) and bolts (3) onto pump body (5). Tighten bolts (3) to a torque of 160 30 N m (120 20 lb ft).
Illustration 28 g06227545
Install bolts (1), valve group (2), and the gasket onto the piston pump.End By:
Install the Piston Pump (Hydraulic fan).