BALL BEARING 4B3665 - Caterpillar

Remove Water Temperature Regulators
Start By:a. remove fuel filter housingFluid Spillage Containment
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Products Guide", NENG2500 for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates.1. Remove the clamps to remove the fuel lines from the water temperature regulator housings and remove the plate on top of the engine oil filter housing. 2. Disconnect tube (1) from the regulator housings and the aftercooler adapter. Remove the tube from the engine. 3. Fasten a hoist to water temperature regulator housings (2) as shown. Remove the bolts that hold housings (2) to water manifolds (3) and brackets (4). Remove the housings from the engine. The weight of housings (2) is approximately 49 kg (108 lb). 4. Remove the bolts and remove housing (5) from the water temperature regulators. 5. Remove regulators (6) from the housing. 6. If necessary, remove seals (6) from the housing.7. Remove ferrule (7) and the ball from the housing necessary.Install Water Temperature Regulators
1. If the ball and ferrule were removed, install the ball and use Tooling (A) to install the ferrule until it makes contact with the bottom of the bore. Make sure the open end of the ferrule is toward the outside of the housing. 2. If the seals were removed, use Tooling (A) to install the seals in the housing. Make sure the lip of the seal is toward the inside of the housing as shown.
If the water temperature regulators are installed wrong, it will cause the engine to overheat.
3. Install water temperature regulators (1) in the housing with the spring up as shown. 4. Put housing (2) and the gasket in position on the regulators. Install the bolts to hold the housing in position. 5. Fasten a hoist to water temperature regulator housings (3) and put the housings and gaskets in position on the engine. Install the bolts to hold the housings to water manifolds (5) and brackets (4).6. Install the tube between the aftercooler adapter and the regulator housings.7. Put the plate on top of the oil lifter housing and install the bolts. Install the fuel lines and the clamps on the water temperature regulator housings.End By:a. install fuel filter housing