KIT-FUEL SYSTEM GASKET 4251730 - Caterpillar

Remove Aftercooler Housing
Start By:a. remove fuel filter base FLUID SPILLAGE CONTAINMENTCare 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 PRODUCT GUIDE, NENG2500", for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates.1. Drain the coolant from the engine into a suitable container for storage or disposal. 2. Remove tube (1). Cap and plug all openings immediately.3. Remove the four bolts and washers that hold adapter (2) to the aftercooler housing. Move the elbow away from the aftercooler housing. 4. Remove five bolts and washers (3) that hold air inlet pipe (4) to the aftercooler housing. Move the air inlet pipe away from the aftercooler housing. 5. Disconnect tube assembly (7).6. Fasten a hoist and Tool (A) to aftercooler housing (5). Remove twelve bolts (6), that hold aftercooler housing (5) to the cylinder head and remove the aftercooler housing. The weight of the aftercooler housing is 34 kg (75 lb).7. Remove the six gaskets from the cylinder head.8. Remove the O-ring seal from the water outlet tube (8).Install Aftercooler Housing
1. Put the six gaskets in place on the cylinder head.2. Put a new O-ring seal in position on pipe (3). Put clean oil on the O-ring seal.3. Fasten a hoist and Tool (A) to aftercooler housing (1).4. Put the aftercooler housing in position on the elbow and cylinder head.5. Put 9S-3263 Thread Lock on the threads of the bolts, and install the bolts that hold aftercooler housing (1) to the cylinder head.6. Connect tube assembly (2) to the aftercooler housing. 7. Put the gasket and air inlet pipe (4) in position on the aftercooler, and install five bolts (3) that hold the air inlet pipe to the aftercooler housing. 8. Put the gasket and elbow (6) in position on the aftercooler housing, and install the four bolts that hold them in place.9. Install tube (5).10. Fill the engine with coolant to the correct level. See the Operation & Maintenance Manual.End By:a. install fuel filter base