2.20.2ScreedThicknessControl.NOTEProcedure for left and right thicknesscontrol is the same.a.Lift screed thickness control catch plate.b.Turn screed thickness control hand crankclockwise to increase angle of attack orcounterclockwise to decrease angle of attack.NOTEIndicator for screed thickness control isprovided for reference only and does notindicate an actual thickness value.c.When screed thickness control reaches thedesired position, lock screed thickness controlcatch plate in position. Note position ofthickness control indicator on indicator scale forfuture use.2.21EXTENSIONSCREEDHEIGHTADJUSTMENT.2.21.1ChangingExtensionScreedHeight.NOTEProcedure for changing left and rightextension screed height is the same.a.Lift the extension screed height catch plate.b.Turn the extension screed height adjustmentknob backward to raise extension screed height,or forward to lower extension screed height.TM 5-3895-373-10NOTEIndicator for extension screed height isprovided for reference only and does notindicate an actual height value.c.When the extension screed reaches the desiredheight, lock the extension screed height catchplate in position. Note position of heightindicator on indicator scale for future use.2.21.2AnglingtheExtensionScreeds.NOTELeft and right extension screed anglesare set independently from each other.a.Remove the quick release pin from the shaft oneither left or right extension screed heightadjustment knob.b.Slide the inboard knob apart from the outboardknob.c.Independently turn each knob to achieve thedesired extension screed angle.d.Line up knob dowel pins on inboard knob withholes on outboard knob and slide together.Replace the quick release pin.2-45
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