Check and Replace Cab Air Filters—As Required

Cab air filters MUST be replaced every 250 hours or every year, whichever comes first. Check filters regularly. Replace filters sooner if they become restricted or if manufacturer recommends. When replaced, record date and engine hours on chart in Change Cab Air Filters in Cab and Air Conditioning section.

For changing procedure, (see Change Cab Air Filters in Cab and Air Conditioning section).