TM 9-2320-364-20-22-185613. SERVICE BRAKES ON AXLES NO. 4 AND NO. 5 DO NOT RELEASE (CONT).6.Do service brakes on AxlesNo. 4 and No. 5 release?Fault not corrected.Notify DSMaintenance.YESNOBrakes on Axle No. 3 operate correctly.Brakes on Axles No. 4 and No. 5 fail to release.Air lines OK.Service relay valve No. 3 OK.Air chambers OK.Brakes OK.KNOWN INFOPOSSIBLE PROBLEMSTEST OPTIONSREASON FOR QUESTIONVerify repair.If service brakes on Axles No.4 and No. 5 release, fault hasbeen corrected.Fault corrected.