SPROCKET 7D8818 - Caterpillar

Removal Procedure
In order to prevent possible personal injury, release the air pressure from the air tank before disconnecting any components of the air system.
If equipped with a sound suppression arrangement, refer to Special Instruction, "Installation of the 351-3820 Sound Suppression Ar (If Equipped)" for specific panel locations and the correct removal or installation procedure.
Release the air system pressure. Refer to Operation and Maintenance Manual, "System Pressure Release".
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Disconnect hose assembly (1) and hose assemblies (2).
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Attach a suitable lifting device onto air tank (3). The weight of air tank (3) is approximately 250 kg (550 lb).
Disconnect hose assemblies (4). Remove bolts (5) and the mounts.
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Attach Tooling (A) and a suitable lifting device onto air tank (3). The weight of air tank (3) is approximately 250 kg (550 lb).
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Remove bolts (6).
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Remove air tank (3). Installation Procedure
Install air tank (3) in the reverse order of removal.