ENGINE AR-PRIMARY 3052572 - Caterpillar

Remove & Install Expansion Tank & Water Lines
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 expansion tank into a suitable container for storage or disposal. 2. Remove two bolts (3).3. Remove two bolts (2) from elbows (1) on each side of the expansion tank. Remove elbows (1). Check the gaskets and seals for wear or damage and replace with new parts if necessary. 4. Attach lifting slings and a suitable lifting device to expansion tank (4) as shown. The weight of the expansion tank with water lines is approximately 95 kg (209 lb). 5. Remove two bolts and washers (5).6. Remove four bolts (6) and disconnect elbow (7). Check the gasket under elbow (7) for wear or damage and replace with a new part if necessary. 7. Carefully remove expansion tank (8) and the water lines from the engine. For installation of the expansion tank and water lines, reverse the removal steps.8. Fill the expansion tank with coolant to the correct level. See the Operation & Maintenance Manual.