Air Systems and Brakes

782 topics in this forum

1. Foot treadle valve

   By hicrop10, December 25, 2016
   • 1 reply
   • 2k views
   • 
   • Hobert62
   • December 25, 2016

2. shutter cylinder rebuild

   By Freightrain, December 20, 2016
   • 12 replies
   • 3.1k views
   • 
   • Freightrain
   • December 23, 2016

3. Driving in rain or fog without lights on!

   By BillyT, December 13, 2016
   • 16 replies
   • 2.9k views
   • 
   • Mike
   • December 14, 2016

4. self adjusting brakes 1 2

   By hdfx81, December 3, 2016
   • 29 replies
   • 11.2k views
   • 
   • 41chevy
   • December 12, 2016

5. Air psi problems

   By 66rmack, December 7, 2016
   • 5 replies
   • 2.2k views
   • 
   • BC Mack
   • December 7, 2016

6. Are these check valves ?

   By Coenut, December 3, 2016
   • 2 replies
   • 2.1k views
   • 
   • Coenut
   • December 3, 2016

7. Rear Brake shoes update question

   By Mack man 1973, November 19, 2016
   • 1 reply
   • 1.6k views
   • 
   • Maddog13407
   • November 19, 2016

8. L85 Hydrovac booster replacement? ISO L model brake parts.

   By WFDMack10, May 13, 2016
   • 4 replies
   • 3.3k views
   • 
   • bulldogboy
   • November 16, 2016

9. looking for air brake related help

   By tom1361, October 20, 2016
   • 7 replies
   • 4k views
   • 
   • tom1361
   • October 24, 2016

10. Wiring Diagrams

    By Spencer, October 21, 2016
    • 1 reply
    • 1.6k views
    • 
    • j hancock
    • October 21, 2016

11. Mack Metro-Liner air leak

    By hotdogi, October 17, 2016
    • 0 replies
    • 1.3k views
    • 
    • hotdogi
    • October 17, 2016

12. Problems with dual air governors on a 1970 modle R Mack

    By Mike Shifflett, October 13, 2016
    • 1 reply
    • 1.4k views
    • 
    • theakerstwo
    • October 13, 2016

13. Spring brakes

    By 1wonton, October 4, 2016
    • 9 replies
    • 4.3k views
    • 
    • j hancock
    • October 12, 2016

14. Brake rings

    By eveready, September 19, 2016
    • 7 replies
    • 2.4k views
    • 
    • eveready
    • October 9, 2016

15. Maxi Brake stuck on one wheel - need mechanic Harrisburg PA!?

    By b615rich, September 11, 2016
    • 13 replies
    • 3.3k views
    • 
    • b615rich
    • September 25, 2016

16. brake chamber brackets

    By Donald smith, September 17, 2016
    • 3 replies
    • 2.2k views
    • 
    • Donald smith
    • September 17, 2016

17. 1993 Mack MR

    By Duffman, August 27, 2016
    • 0 replies
    • 1.4k views
    • 
    • Duffman
    • August 27, 2016

18. 09 Pinnacle fifth wheel slide help

    By c-mac, July 24, 2016
    • 0 replies
    • 1.6k views
    • 
    • c-mac
    • July 24, 2016

19. 1995 RB lost air to parking brake valve

    By michael c, July 12, 2016
    • 0 replies
    • 1.4k views
    • 
    • michael c
    • July 12, 2016

20. pushrod wont move!?. NEW brake chamber install

    By lakewood, July 5, 2016
    • 2 replies
    • 6.8k views
    • 
    • gearhead204
    • July 12, 2016

21. Rear tires skid when brakes applied and ABS light is off

    By sgosine577, June 26, 2016
    • 2 replies
    • 2.5k views
    • 
    • MackTech
    • July 9, 2016

22. B-75 air controls

    By jimtruck, April 30, 2016
    • 11 replies
    • 8.1k views
    • 
    • jimtruck
    • June 16, 2016

23. B80 series front brakes

    By BOB DINGSDALE, June 6, 2016
    • 0 replies
    • 1.3k views
    • 
    • BOB DINGSDALE
    • June 6, 2016

24. Linkbelt

    By LINKBELT, May 19, 2016
    • 5 replies
    • 2.3k views
    • 
    • LINKBELT
    • May 27, 2016

25. Error codes

    By Agg609, May 16, 2016
    • 1 reply
    • 1.7k views
    • 
    • turckster
    • May 22, 2016