HARNESS AS-CAB 2422621 - Caterpillar

Start By:
Remove the engine oil filter and filter bases. Refer to Disassembly and Assembly, "Engine Oil Filter and Oil Filter Base - Remove" in this manual.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
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Use Tooling (A) to remove oil filter (1) .Note: Drain the engine oil from the oil filter and the oil filter base in a suitable container for storage or disposal.Note: The filter base comes in two sections: The first section is the base assembly (3) and the second section is the bracket assembly (2) .
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Remove three bolts (4) and the washers in order to separate bracket assembly (2) from the base assembly (3) .
Use the following procedure to disassemble the bracket assembly.
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Remove two O-rings (6) from the bracket assembly (2) .
Remove cap (5) to the oil sampling valve.
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Remove oil sampling valve (7) .
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Remove O-ring seal (8) from the oil sampling valve (7) .
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Remove relief valve (9) .
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Remove seal washer (12) from relief valve (9) .
Loosen locknut (10) in order to remove drain valve (11) .
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Remove seal washer (13) and locknut (10) from drain valve (11) .
Use the following procedure to disassemble the oil filter base.
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Remove two plugs (14) from the oil filter base (3) .
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Remove plug (15) in order to disassemble the anti-drain back valve.
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Remove ball (18) and spring (17) from filter base (3) .
Remove seal washer (16) from plug (15) .