Performance Engineered Lubricants - Since 1919
   
 




   

inside an engineTech Talk
The D-A Technical Department provides helpful articles on various topics affecting your industry.

• The ABC's of DEF
Diesel exhaust fluid is almost certainly in your future – and not just because you run heavy- or medium-duty trucks that may need it to meet federal emissions regulations for 2010. If you drive a diesel vehicle in your personal life, DEF may be in your car today. DEF is the enabler that makes virtually zero Nox (nitrogen oxide) emissions from a diesel engine's tailpipe, whether it's in a car or a truck. Read More...

• Cooling Systems: Designs Change, Maintenance Stays the Same
For radiators, paying attention to basics pays dividends. Most fleet managers probably know that initial exhaust gas recirculation designs produced a drastic increase in engine heat rejection, and that 2007 brought a further significant increase. Re-breathing warm exhaust increases engine compression temperature, which means significantly more heat passing through the pistons, liners and cylinder head, and into the coolant and oil. Read More...

• Grease Purging - Procedure for Purging/Flushing When Changing Grease Brands or Types
Please make sure the customer is aware of the following procedures when changing grease types or manufacturers. If there is any doubt, purge the greased joint completely and over-grease the joints for the next 2 service intervals. Read More...