COMPONENT OPERATION / Travel Device While Traveling: Chamber G Orifice A Orifice From Port P1 Check Valve From Port P1 Oil Passage F Port A To Port P2 Spool Spring T1J1-03-05-005 While Descending: Chamber G From Port P1 To Port P2 Spool Port AM T1J1-03-05-006 T3-5-7 ort BM Check Valve Port P1 Spool To Port BM From Port AM Port P2 H AM Counterbalance Valve Fro Fro To Port BM Port P1 Spool To Port BM Port P2 From Port AM Fro To