Mack 8040279P Index Pressure Switch – High Pressure 300 PSI NC transmission Mack trucks with compatible air-brake

Mack trucks with compatible air-brake parking circuits

AA300 Coverage One wheel end Kit Includes

Trailer reservoir fills before spring brakes release

Tank deformation or melted/scorched plastic from heat exposure

22-51296-000

Mack 8040279P Index Pressure Switch – High Pressure 300 PSI NC transmission Mack trucks with compatible air-brakeReplace a failing pressure switch with the 2601412. This normally closed high pressure safety switch cuts compressor operation at 300 PSI to protect the system. Mack Titan and Volvo VHD VN applications. Signs You Need a New Index Pressure Switch A C compressor won't shut off at high pressure System pressure climbing beyond safe limits A C circuit breaker tripping repeatedly Compressor running continuously without cycling Specifications Manufacturer