SHAFT GP-DRIVE 1079099 - Caterpillar

Sudden movement of the machine can cause injury to persons on or near the machine.To prevent possible injury, perform the procedure that follows before testing and adjusting the water spray system.
Escaping fluid under pressure, even a pinhole size leak, can penetrate body tissue, causing serious injury, and possible death. If fluid is injected into your skin, it must be treated immediately by a doctor familiar with this type of injury.Always use a board or cardboard when checking for a leak.
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, PERJ1017, "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.
The checks during operation can be used to find leakage in the system. These checks can be used to find a bad valve, a bad pump, or a bad motor.ProblemWhen the water spray system is activated and there is no spray from either drum.Probable cause
There is no water in the tank.
The system has locked up.
There is a fault with the electrical wiring.
The water spray switch failed.
The suction strainer from one of the water pumps is plugged.
A water pump is faulty.ProblemThe pattern of spray is not consistent.Probable cause
The nozzle of the strainer is plugged.
A nozzle orifice is plugged.
One of the water pumps is faulty.
A strainer is plugged.