Originally built to relieve a shortage of guard's vans and used on rural branch lines in place of a separate carriage and guard's van, the later AL carvans were used in suburban service only.
ɚɹˈɪdʒɪnəli bˈɪlt tə ɹᵻlˈiːv ɐ ʃˈɔːɹɾɪdʒ ʌv ɡˈɑːɹdz vˈænz ænd jˈuːzd ˌɔn ɹˈʊɹɹəl bɹˈæntʃ lˈaɪnz ɪn plˈeɪs əvə sˈɛpɹət kˈæɹɪdʒ ænd ɡˈɑːɹdz vˈæn, ðə lˈeɪɾɚɹ ˌeɪˈɛl kˈɑːɹvænz wɜː jˈuːzd ɪn səbˈɜːbən sˈɜːvɪs ˈoʊnli.