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Re turn air fil ter
Loo sen the se cu ring nut on the re turn air fil ter hou sing
and re mo ve the hou sing lid.
Re mo ve the re turn air fil ter.
Cle an the re turn air fil ter with com pres sed air from in -
si de to out or re new the fil ter. Ne ver knock the re turn
air fil ter on the floor.
Cle an the re turn air fil ter hou sing. Use lint-free clea -
ning rags.
Re-in stall the clea ned/new re turn air fil ter.
Mount the lid and fas ten the se cu ring nut.
Clo se the pa nel.
F
Ne ver ope ra te the dry er wit hout re turn air fil ter.
The dry er can’t be put into ope ra ti on if the pa nel is not re pla ced.
&
Or der num ber re turn air fil ter if ope ra ted
with re turn air coo ler: ID 88226
wit hout re turn air coo ler: ID 86378
026-2MS
STT 500
Main ten an ce 5-5
STT 500
Re turn air fil ter Re ge ne ra ti on air fil ter
Fil ter of the elec tri cal ca bi net