TM 10-5411-203-134-8.RAMP THRESHOLD CHANNEL MAINTENANCE INSTRUCTIONS (TYPE II, CLASS A ONLY)This task covers:ReplaceINITIALSETUP:ToolsDrill, electric, portable (Appendix B, Section III, Item 3)Drill set, twist (Appendix B, Section III, Item 4)Stake, sheetmetal working (Appendix B, Section III, Item 8)Tool kit, general mechanic's (Appendix B, Section III, Item 1)Parts/MaterialsThreshold channelThreshold channel linerRivets, solid (Appendix D, Item 8)EquipmentConditionRamp assembly disassembled. (Refer to para 4-7.)REMOVECAUTIONDo not step on fabric floor of connector assembly when ramp is notin place. Damage to connector assembly may result.Drill out rivets that secure threshold channel liner to threshold channel.INSTALL1.Insert threshold channel liner into threshold channel, aligning holes.2.Install six rivets.NOTEFOLLOW-ON MAINTENANCE: 1. Assemble ramp (refer to para 4-7),and 2. if required, place ramp in service (refer to para 2-4).4-5
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