26855 Mercury "O" RING, WATER PUMP BASE

Table 1
Required Tools
Tool Part Number Part Description Qty
A 185-3630 Strap Wrench As 1
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Remove all dirt, oil, and grease from the engine oil filter assembly and from the drain plug of the engine oil pan. Place a suitable container beneath the drain plug of the engine oil pan.
Operate the engine until the engine is warm. Stop the engine.
Remove the oil drain plug and the O-ring from the engine oil pan. Drain the engine oil into the container for storage or disposal.
Illustration 1 g01147542
Remove the oil pressure sensor (1). Refer to Disassembly and Assembly manual, "Engine Oil Pressure Sensor Remove and Install".
Illustration 2 g01147543
Remove the engine oil filter (6) with the Tooling (A).
Remove the setscrews (4).
Remove the engine oil filter base (3) from the cylinder block. Remove the gasket (2). Discard the gasket (2).
If necessary, remove the adapter (7) from the engine oil filter base. Remove the O-ring seal and plug (6) from the engine oil filter base. If equipped, remove the oil sampling valve. Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description
B 9S-3263 Thread Lock Compound
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g01147543
Clean the oil passages within the oil filter base (3). Clean the mating surfaces of the cylinder block and the engine oil filter base (3).
Inspect the adapter (7) if the adapter was removed from the oil filter base (3). Apply the Tooling (B) to the thread of the adapter. Install the adapter (7) into the oil filter base (3). Tighten the adapter to a torque of 28 N m (20.6 lb ft).
Inspect the O-ring for the plug (5) if the plug was removed from the oil filter base (3). If necessary, replace the O-ring. Install the O-ring and the plug (5) into the oil filter base (3). Tighten the plug (5) to a torque of 12 N m (8.8 lb ft). If equipped, install the oil sampling valve. Tighten the oil sampling valve to a torque of 12 N m (8.8 lb ft). Note: New setscrews (4) have sealant on the first 13 mm (0.5 inch) of the threads. In order to reuse the old setscrews (4), clean the old sealant from the setscrews and apply Tooling (B) to the setscrews.Note: Do not use sealants on the gasket (2).
Position a new gasket (2) and the engine oil filter base (3) on the cylinder block. Install the setscrews (4) in order to secure the engine oil filter base (3).
Evenly tighten the setscrews (4) to a torque of 22 N m (16.2 lb ft).
Install the oil pressure sensor. Refer to Disassembly and Assembly manual, "Engine Oil Pressure Sensor - Remove and Install".
Clean the mating surface of the oil filter base (3) to the oil filter element (6).
Lubricate the top of the O-ring on the oil filter element (6) with clean engine lubricating oil. Spin the new oil filter element (6) onto the adapter (7). Tighten the oil filter element (6) by hand. Do not use a strap wrench to tighten the oil filter element (6).
Inspect the O-ring for the drain plug for the engine oil pan. If necessary, replace the O-ring. Install the O-ring onto the drain plug for the engine oil pan and install the drain plug into the engine oil pan. Tighten the drain plug to the correct torque. Refer to this Disassembly and Assembly Manual, "Engine Oil Pan - Remove and Install" for the correct torque. Remove the containers beneath the engine oil pan and beneath the oil filter housing.
Fill the lubrication system with engine oil. Refer to Operation and Maintenance Manual, "Refill Capacities" for the lubrication system capacity of the engine.