Oil filter (oil filter element) betumi ayi anhwea a ɛkɔ engine no mu akodu baabi, nanso sɛnea etu mpɔn no gyina anhwea no kɛse ne dodow so.
Dwumadi titiriw a ngo a wɔde yiyi mu no yɛ ne sɛ ebeyi nneɛma a asɛe, colloids, ne nsu afi engine mu ngo no mu, a efĩ a epira te sɛ dade a wɔde yiyi, mfutuma, ne nsu a ɛyɛ fĩ ka ho, na ama ngo no ho atew na asiw engine no mu nneɛma a ɛbɛsɛe no ano. Ɛsan nso de ngo a ɛho tew kɔ afã horow a wɔde srade ayɛ nyinaa mu, na ɛma wɔde srade, ɛma onwini, na ɛho tew. Enti, sɛ anhwea nketenkete no sua na emu sua a, ebia ngo a wɔde yiyi mu no betumi ayi afi mu. Nanso, sɛ anhwea no mu nneɛma nketenkete no sõ anaasɛ dodow no dɔɔso a, ebia ngo a wɔde yiyi mu no rentumi nyi anhwea no nyinaa mfi hɔ koraa.
Sɛnea ɛbɛyɛ a engine no ho tew na ngo a wɔde yiyi mu no yɛ adwuma yiye no, wɔkamfo kyerɛ sɛ wobɛhwɛ ngo a wɔde yiyi mu no mu daa na woasesa. Mpɛn pii no, nea ɛka nsiesie a wɔyɛ no daa ho ne sɛ wɔbɛsesa engine mu ngo ne ngo a wɔde yiyi mu, mpɛn pii no kilomita 5,000 kosi 10,000 biara. Sɛ wosiesie engine no daa a, ebetumi ama engine no nkwa nna akyɛ yiye na atew ɛka a wɔbɔ wɔ nsiesie ho no so.
Yɛsrɛ sɛ hyɛ no nsow sɛ sɛ anhwea anaa efĩ afoforo hyɛn engine no mu wɔ akwanhyia mu na ngo a wɔde yiyi mu no ntumi yiyi mu yiye a, ebetumi ama engine no afã horow no asɛe kɛse, na ɛnam so aka engine no adwumayɛ ne ne nkwa nna. Enti, sɛ wohu anhwea anaa efĩ afoforo wɔ engine no mu a, ɛsɛ sɛ adwumakuw bi a wɔyɛ kar a wɔyɛ adwumaden no hwɛ mu ntɛm ara na wosiesie.
