Ammann APR 22/40, Translation Of The Original Operating Manual

Page: 83 / 150

6.4 Air fil ter
6.4.1 Clea ning the air fil ter
•
Re mo ve the wing nut ( 1 ) from the air clea ner co ver ( 2 ), and re -
mo ve the co ver.
•
Re move the wing nut from the air fil ter ( 3 ), and re move the fil ter.
•
Re move the foamfilter ( 5 ) from the pa per fil ter ( 4 ).
•
In spect both air fil ter ele ments, and re pla ce the mif they are
da ma ged.
Cle an the air fil ter ele ments if they are to be reu sed:
•
Pa per air fil ter ele ment
• Blow com pressed air (not ex ceed ing 2 bar | 29 psi |
200 kPa ) through the fil ter el e ment from the in side.
•
Foam air fil ter ele ment
• Clean in warm soapy wa ter, rinse, and al low to dry
thor oughly. Or clean in non-flam ma ble sol vent and al low to
dry.
• Dip the fil ter el e ment in clean en gine oil, then squeeze out
all ex cess oil. The en gine will smoke when started if
toomuch oil is left in the foam.
•
Wipe dirt from the in si de of the air clea ner case and co ver
using a moist rag. Be ca re ful to pre vent dirt fro men te ring the
air duct that le ads to the car bu re tor.
•
Place the foam air fil ter el e ment over the pa per el e ment.
•
Re in stall the as sem bled air fil ter. Be sure the gas ket is in
place be neath the air fil ter.
•
Tighten the air fil ter wing nut se cu re ly.
•
In stall the air clea ner co ver, and tighten the wing nut se cu re ly.
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Re pla ce the fil ter ele ment:
– when the fil ter el e ment is dam aged
– if there is wet or oily con tam i na tion
– if en gine per for mance suf fers
– at least once a year
w
Do not al low dirt into the air chan nel and car bu ret -
tor.
w
Ne ver run the en gi ne wit hout an air fil ter.
w
The pres su re must not ex ceed 2 bar | 29 psi |
200 kPa.
Risk of in ju ry.
When work ing with com pressed air, for eign bod ies
can go into the eyes.
w
Wear safety spec ta cles
w
Ne ver point the jet of com pres sed air at a per son or
one self.
6. Main ten an ce (En gi ne)
77
Risk of fire and ex plo si on cau sed by in flam ma ble
sub stan ces.
w
For clean ing the fil ter el e ment, do not use any flam -
ma ble or ag gres sive ma te ri als.
w
In the work area, do not smo ke, and pre vent open
fla mes or sparks.