4 F2 B ENGINE T RAKKER E URO 4/5 - disconnect water pipings (7 and 8) from thermostat unit Figure 14 (9) (see Detail A); - if present, remove the pipe fastening screw (1) to the conveyor (3); - if present, remove the screws and (12) detach the heat guard (11); - remove the screws (4) and disconnect the pipe (3) from the support bracket (5); - disconnect the air pipe (6); connec tion q drier compressor (A.P.U.); - disconnect sleeve (2) connecting outlet piping (3) between the turbocharger and the aftercooler radiator; - disconnect the sleeve (13) connecting air filter pipings and turbocharger manifold; - disconnect exhaust piping (14); - if the vehicle is fitted with mechan ical transmission, remove the support (18) together with the engine gear control lever (19); - only vehicles with short cab:
remove sound-proof guard (16), bolts (15), and then take off cab suspension crossbar (17); Use a lifting device and spinter bar 99360595 (hooked to the engine brackets) to stretch the chains. Loosen the screws fastening the engine brackets to elastic supports (10 q 7 and 22, Figure 252) on the chassis. - Slowly raise the engine from its compartment by taking it backwards so that the fan is released from the air conveyor compartment (20) on the radiator. - Operate the screws to remove the fan from the hub. Remove the engine completely without interfering with the remaining fixed parts on the chassis, in particular the wiring interfering with the rear right engine support.
Refitting Reverse the order of detachment operations, taking great care when fitting the assembly into the engine compartment and following the advice below: - check that the exhaust piping is not worn or about to deteriorate; replace, if necessary; - tighten the screws and/or nuts to the prescribed torque; NOTE Tighten the nuts fastening the electric cables to the starting motor terminals, by applying the tor- que values below: - nut M10 x 1.5 (terminal 30): 17.6 24.5 Nm (1.8-2.5 Kgm); - nut M5 x 0,8 (terminal 50):
2.6 4.6 Nm (0.27-0.47 Kgm); - fill the cooling system with suitable coolant, then blow air off the cooling system as described in the relevant chapter; - blow air off the fuel system as described in the relevant chapter (operation 542011); 87197 Base q November 2006