LV8536-UN-01AUG03
CQ298673-UN-31JAN14
Remove cover (A).
Remove wing nut (B) and support (C).
Remove recirculation filter (D).
Install new recirculation filter (D).
Reinstall components following reverse order of removal.
Carry out procedure described above on both sides of cab.
OU90500,0000219-19-20140131