4-66. AIR FILTER REPLACEMENT.
This Task Covers:
Semitrailer uncoupled from towing vehicle (para
General mechanic's tool kit
Late model semitrailers, except for M373A3 and M373A4, do not have air filters.
Disconnect two air tubes (2) from air filter fittings.
Remove two nuts (5) and Iockwashers (4) from U-bolt (l). Discard Iockwashers. Remove U-bolt and air filter (3).
Install air filter (3) using U-bolt (1), two nuts (5), and new Iockwashers (4).
Apply antiseizing tape to male threads of air filter fittings.
Connect two air tubes (2) to air filter fittings