HEAD AS-CYL-YM 2423434 - Caterpillar

Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact the skin.
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, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Note: Before you proceed, ensure that you know the correct model of the hydraulic actuated fan. Refer to Operation and Maintenance Manual, "Model View Illustrations" in order to identify the model of the fan.Changing the Oil on the Hub of the FX 2000 Hydraulic Actuated Fan
Illustration 1 g00920273
Rotate the hub until oil drain plug (1) is facing upward.
Remove oil drain plugs (1) and (2) .
Slowly rotate the hub until oil starts to flow from oil drain plug (2). Capture the oil in a suitable container.
When the flow of oil stops, rotate the hub until the oil starts to flow again. Repeat this step until all of the oil has been removed from the hub.
See Operation and Maintenance Manual, "Hub Oil - Add" for the procedure to refill the hub with oil.Changing the Oil on the Hub of the FX 3000 Hydraulic Actuated Fan
Illustration 2 g00563726
Typical location of the oil drain plug
Rotate the hub until the oil drain plug is facing downward.
Illustration 3 g00920279
Remove oil filler plug (3) and oil level plug (4) .
Remove the oil drain plug and allow the oil to drain into a suitable container.
Illustration 4 g00563719
Typical oil drain plug
Apply 6V-6640 Sealant to the threads of the oil drain plug and replace the plug.
Verify that oil filler plug (3) is facing upward.
Fill the hub with new oil. Refer to Operation and Maintenance Manual, "Lubricant Viscosities and Refill Capacities" for additional information.
Add oil until oil begins to drip from oil level hole (4) .
Apply 6V-6640 Sealant to the threads of oil level plug (4) and oil filler plug (3). Reinstall the plugs.
Check for any leaks