Manuale Officina LGW 523-627 - lombardini service

4Disassembly / ReassemblyVacuum pump and vacuum pump flange1Unscrew the three fastening screws 1 that fix the vacuum pump tothe flange and remove the vacuum pump.Unscrew the fastening screws that fix the flange to the enginecrankcase and remove it.113Components:1. Vacuum pump2. Clic clamp 86-503. Vacuum pump flange4. Vacuum pump gasket-5. Vacuum pump flange gasket6. Three-way union for vacuum pump7. Vacuum pump pipe8. Screw9. Screw14 When reassembling, tighten the screws (8) that fix the flange tothe cylinder head to the specified torque of 10 Nm, and the screws(9) that fix the vacuum pump to the flange at the specified torqueof 15 Nm.Exhaust maniflodDanger - AttentionLet the exhaust manifold cool before dismounting to avoidscalds and burns.When you dismount the exhaust manifold check that the inside isproperly clean and free from cracks or breaks.Replace gaskets every time you remove the manifold.Tighten nuts at 25 Nm.1521Exhaust manifold - engines with EGRRemove the E.G.R. pipe (1).Unscrew the locking nuts (2) and remove the exhaust manifold andthe seal.Note: When reassembling the exhaust manifold, check that theinside is properly clean and free from cracks or breaks.Note: Replace the gasket each time the manifold is reassembled. Tighten the nuts at the prescribed torque of 25 Nm.16- 32 - FOCS Workshop Manual_cod. 1.5302.351_7° ed_ rev. 06