BONNET 3395722 - Caterpillar

Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the attachments have been lowered, oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Note: Mark all components for correct installation. When you disconnect the hoses, cap the hoses in order to keep the system clean.
Illustration 1 g00627228
Remove three bolts (1) with the washers. Remove cover (2) from the quick-drop valve.
Remove eight bolts (3) and open grill (4).
Illustration 2 g00627229
Remove two hoses (5) from quick-drop valve (6).
Illustration 3 g00627230
Disconnect four hoses (7) from quick-drop valve (6).
Remove three bolts (8). Remove quick-drop valve (6).