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ARJ21-SVV19-13120-00

RampServicingOperation

Instruction

OUTSIDETHEAIRPLANE,WHICHMAYCOLLIDEWITHTHEFUSELAGEDUETO

STRONGWINDBLOWING,CAUSINGDAMAGETOTHEAPPEARANCEOFTHE

FUSELAGE.

(4)Whenusingthegroundairsupplyinstrongwindyweather,topreventthegroundinterfacecap

fromcollidingwiththeairframe,useAdhesivetape(08-102)orStrap(18-099)toxthecaponto

thefuselagestructure.

NOTE:

Thestrongwindherereferstothewindwithaspeedofabove17.2m/s,namelystrong

windoflevel8andabove.

NOTE:

Whenusingadhesivetape,payattentionthat:Donotleavestickingmarksonthesur-

faceoftheaircraft.Theadhesivetapeshouldhasacolorthatisdifferenttothecolorof

theareaontheaircraftforeasyidentication.

(5)Connectthettingofthelow-pressuregroundairsourcetotheinterfaceoftheairbornelow-

pressuregroundairsource.

WARNING:MAKESURETHATTHECONDITIONEDAIRCANBEEXHAUSTEDOUTBOARD.IF

CONDITIONEDAIRISCONTINUOUSLYSUPPLIEDTOTHEPRESSURIZEDCABIN,

CABINOVERPRESSUREANDPERSONNELINJURYORDEATHMAYOCCUR.

(6)Conrmwithmaintenancepersonnelthattheoutowvalveorpassengerentrydoorisopen,

makesurethattheconditionedaircanbeexhaustedoutboard.

B.Procedure

CAUTION:WHENLOWPRESSUREGROUNDAIRSOURCEISINUSE,IFTHEAIRFLOWOR

AIRPRESSUREEXCEEDSTHELIMIT ,DAMAGETOTHEEQUIPMENTOFTHEAIR-

PLANECANOCCUR.

(1)Followtheoperatinginstructionsforthelowpressuregroundairsourcetosupplyconditioned

airtothecabin.

ARJ21-A-13-12-17-01A-730A-A

Issue001,2023-01-29

Page2of3

Applicableto:ALL