COMAC ARJ21-700 - Page 151

ARJ21-SVV19-13120-00
RampServicingOperation
Instruction
(1)Removecoversandwarningstreamersfromthefollowingcomponents:
(a)Allpitot-staticprobes
(b)Icedetector
(c)T otalairtemperaturesensor
(d)AngleofAttackSensor
NOTE:
Removethewaterproofcoveryouputbeforethecleaningoperationfromtheangle
ofattacksensor.
(e)Coldairinletofairintake
(f)Engineinlet
(g)Engineexhaustnozzle
(h)Engineanti-iceductexhaust
(i)APUcompartmentcoolingairinlet
(j)APUexhaustsilencer
(k)Wheel,brakeandtire.
(l)Ramairinlet(orremoveTransparentPolyvinylFilm(18-041)andPressure-SensitivePlas-
ticCoatedWaterproofT ape(18-040))
(m)Fueltankvent(orremovePressure-SensitivePlasticCoatedWaterproofT ape(18-040))
(2)RemovetheredPITOT-STATICPROBESCOVEREDtagfromtheleftcontrolwheelinthecock-
pit.
CAUTION:WHENEVERANOPENINGISCOVERED,MAKESURETHATTHECOVERISVISI-
BLEFROMTHEGROUND.ENGINESSHOULDNOTBEOPERATEDWITHCOVERS
INPLACEBECAUSETHECOVERSCANCOMEOFFANDDAMAGETHEENGINES.
(3)RemoveallPressure-SensitivePlasticCoatedWaterproofT ape(18-040)fromthesecutoutar-
eas:
(a)APUexhaustport
(b)Outowvalve
(4)RemoveallTransparentPolyvinylFilm(18-041)fromtheseareas:
(a)Allthegapsbetweentheailerons,aps,slats,spoilersandthewings
(b)Alllandinggear,wheelbearingseals
(5)Makesurethattheworkareaisclean.Removealltools,equipmentandunwantedmaterials
fromtheworkarea.
ARJ21-A-13-12-15-01A-250A-A
Endofdatamodule
Issue001,2023-01-29
Applicableto:ALL
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