HEAD 2420435 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     443-0955     DEF Filter Removal Tool     1    
Personal injury can result from improper handling of chemicals.Make sure you use all the necessary protective equipment required to do the job.Make sure that you read and understand all directions and hazards described on the labels and material safety data sheet of any chemical that is used.Observe all safety precautions recommended by the chemical manufacturer for handling, storage, and disposal of chemicals.
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, "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.
Illustration 1 g03373816
Remove cover (1) .
Illustration 2 g03373819
Illustration 3 g03373821
Illustration 4 g03709361
For Reference
Remove expansion device (2) .
Use Tooling (A) to remove diesel exhaust fluid filter (3) .Note: Avoid twisting the diesel exhaust fluid filter upon removal. Twisting may cause a tear.Installation Procedure
Install diesel exhaust fluid filter (3) in the reverse order of removal.Note: Avoid twisting the diesel exhaust fluid filter upon installation. Twisting may cause a tear.
Lubricate seals of diesel exhaust fluid filter (3) with diesel exhaust fluid or distilled water.
Tighten cover (1) to a torque of 20 5 N m (177 44 lb in).