TM 5-3805-258-24-1When RequiredIf the indicator locks again in the REDposition shortly after the installation of aprimary element, which has been cleaned6 times, change to another clean element.The primary element should be replacedafter being cleaned a maximum of 6 times.Replace the element once a year, eventhough it has not been cleaned 6 times.2. Clean the inside of the air cleanerhousing and the cover. Install a cleanelement and the cover.If the indicator locks again in the REDposition, shortly after the installation of aclean primary element, change thesecondary element.CAUTIONTighten the cover screws finger tight to 4N.m (3 lb ft) torque maximum. Do not use atool to tighten them.Replace the secondary element at thetime the primary element is cleaned for thethird time.SECONDARY ELEMENT1. Remove the cover and the primaryelement.1-19
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