TM 5-3895-373-2015.20. ADJUST AND ALIGN MAIN AND EXTENSION SCREED PLATES - Continued.C. ALIGN Continued.Screed operations present acrushing hazard. Stay clear of screedduring screed operations. Failure todo so may result in death or seriousinjury.NOTECribbing is used under the screedonly as a safety precaution. Do notlower the screed onto the cribbing.Cribbing may have to berepositioned during alignmentprocedure to allow for placement ofstraightedge and to viewmeasurement points.n.Attach overhead hoist (17) and sling straps (18)to guide shaft support (19).o.Take up slack in sling strap (18) and loosen hexhead cap screws (20).p.Place straightedge (10) along trailing edge ofextension screeds at A-A. Raise or lower end ofextension screed to obtain a reading of less than0.060 in. (1,5 mm). Tighten hex head capscrews (20).q.Lower overhead hoist (17) and remove slingstraps (18).r.Repeat steps a through q until proper alignmentis achieved.s. Connect inboard to outboard extension screedheight adjustment knobs if separated in step d.(Refer to TM 5-3895-373-10.) t. Start pavingmachine engine and position extension screedhalfway per TM 5-3895-373-10.u.Shut down paving machine and remove keyfrom ignition per TM 5-3895-373-10. Positioncribbing under screed.NOTE: HEX HEAD CAP SCREW IS SHOWNREMOVED FOR CLARITY. DO NOT REMOVEDURING PROCEDURE.GO TO NEXT PAGE15-144
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