LINK ASSEM. 7K2048 - Caterpillar

of a water pump might cause severe overheating. Overheating could result in the following:
Cracks in the cylinder head
Damage to the oil coolers
Piston seizure
Other potential engine damageVisually inspect the water pump for leaks. The engine may be equipped with more than one water pump.If a continuous drip is found coming from the water pump weep hole when the engine is off, replace the seals or replace the pump. Also, if a constant stream is observed when the engine is running, replace the seals or replace the pump.An intermittent drip coming from the weep hole is an acceptable amount of leakage. Intermittent dripping can start and stop throughout the life of the pump, and is a normal part of the operation of the pump.Evidence of dried coolant around the weep hole can be an indication of intermittent dripping that is part of the normal operation of the pump. Frequent observation is recommended to determine the type of water pump leak.For more information on cooling system troubleshooting, refer to the applicable Troubleshooting manual.For the replacement of the water pump or the water pump seals, refer to the applicable Disassembly and Assembly manual.Consult with your Cat dealer for more information on water pump leaks or cooling system issues.