TM 10-3930-664-10 3-10.  AIR CLEANER - SERVICE (Cont.) This task covers: Inspecting the air filter element. Cleaning or replacing elements as necessary. c. Remove baffle (4) from end cover (3) and use a damp rag to remove dust from baffle and end cover. d. Remove wing nut (5) to remove filter element (6). e. Use  a  damp  rag  to  remove  dust  and  foreign material from inside canister (7). 2. CLEAN AIR FILTER ELEMENT. CAUTION Do  not  tap  the  element  against  a  hard  surface  as  this can damage the element. a. Remove  loose  dust  by  tapping  element  with the palm of your hand. WARNING Compressed   air   used   for   cleaning   purposes   will   not exceed  30  psi  (206  kPa).    Use  only  with  effective  chip guarding and personal protective equipment (goggles/shield, gloves, etc.). b. To  remove  remaining  dust,  use  compressed air under 30 psi (206 kPa). Blow the air up and down the pleats  from  the  inside  of  the  element.  Be  careful  not  to damage or tear the element. 3. INSTALL AIR FILTER ELEMENT. a. Do NOT install element unless it is dry. b. Inspect  element  for  damage.  Place  a  bright light inside the element and rotate element slowly.  If any rupture,   holes,   or   damaged   gaskets,   are   discovered, replace the element. 3-19