ENGINETM 5-3805-258-24-2DISASSEMBLY AND ASSEMBLYCYLINDER HEADDISASSEMBLE CYLINDER HEADTools NeededABCDE6V3129 Nozzle Puller Group 15S1330 Valve SpringCompressor18S2263 Valve Spring Tester17S8859 Guide Driver19S3080 Valve SeatInsert Group11.2.3.4.5.6.7.start by:a) remove cylinder headUse tooling (A) to remove the fuel injectionnozzles from the cylinder head.Remove brackets (1) for the fuel injection lineclamps.Remove water temperature sending unit (2).Remove lifting brackets (3).Remove and install water directors (4) as fol-lows:a)b)c)Remove old water directors (4) from thecylinder head.Clean the cylinder head.Install new water directors in the cylinderhead with the notch in the water director inalignment with the “V” mark on the cylin-der head. Install the water directors to adepth of 0.8 ± 0.6 mm (.031 ± .023 in.)below the surface of the cylinder head.Use tooling (B) to put valve spring (6) incompression. Remove locks (5) from the valvestem. Carefully remove tooling (B), rotocoil,spring and valve. Put identification on thevalves with respect to their location in the cylin-der head. Remove the remainder of the valvesthe same way.Use tooling (C) to check the valve springs. Thespring force is 257 ± 25 N (57.6 ± 5.6 lb.).The length of the spring under test force is44.86 mm ( 1.766 in.). The free length after testis 52.1 mm (2.05 in.). Check all the valvesprings.5-127
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