RT45 Operator’s Manual Service - 175
As Needed
Change Air Filter
Change air filter when display reads 0%.
To change:
1. Remove air filter cover and remove primary (1)
and secondary (2) elements.
2. Wipe inside of housing and wash cover.
3. Insert new secondary element and seat it
correctly.
4. Insert new primary element.
5. Replace cover. Ensure arrow on cover points
down. If cover does not fit, element is not
properly locked into housing. Remove cover
and primary element and repeat step 4.
NOTICE: Improperly installed primary element can lead to premature engine failure.