|
|
A P–13008 Nut Seals Nut Seals Secondary O–ring Seal Fitting TORQUE Nut Ft.–lbs. Wrench Size Thread Size (Nm) 11/16’’ 9/16’’ – 18 22 (30) 15/16’’ 3/4’’ – 16 40 (54) 1–1/8’’ 7/8’’ – 14 60 (81) 1–1/4’’ 1–1/16’’ – 12 84 (114) 1–1/2’’ 1–5/16’’ – 12 118 (160) Port Seal and O–ring Boss 2 1 B P–13571 853, 853H Loader –9–15– Service Manual HYDRAULIC CONNECTION SPECIFICATIONS (CONT’D) The nut is the primary seal, the O–ring is the secondary The hex portion of the nut does not contact the surface of Use the following procedure to tighten the port seal fitting: Port seal and nut, washer and O–ring (O–ring Boss) fittings If a torque wrench cannot be used, use the following Tighten the nut until it just makes metal to metal contact, Tighten the nut with a wrench no more than one hex flat Do not over tighten the port seal fitting. NOTE: If a torque wrench cannot be used, use the hex flat tightening method as an approximate NOTE: Port seal fittings are not recommended in all applications. Use O–ring boss fittings in these Do not use port seal fittings when a thread in orifice (Item Use an O–ring boss fitting (Item 2) [B] as shown. |