3.10. V-belt tension check and adjust By the finger-pressure the belt is pressed by 10mm ~ 15mm between the fan pulley and Press hear here the alternator pulley in normal condition. For 15mm Fan Pulley the adjustment of the tension, loosen the Alternator Pulley adjusting bolts which support the alternator, adjust the tension and tighten the bolts again. V-belt Crank Pulley EA8O3005 3.11. Turbocharger The exhaust gases of the engine are passed through the turbine rotor of the turbocharger. Air compressor impeller mounted on the same shaft draws in fresh air and delivers it at a higher pressure to the cylinders. The turbocharger is naturally air-cooled.
Lubrication of the main bearing is by oil under pressure from the engine lubricating system. 1 3 2 D 5 A B E 4 C EA6O3004 1. Compressor casing A. Air inlet 2. Turbine casing B. Gas outlet 3. Compressor wheel C. Gas inlet 4. Impeller D. Oil supply 5. Turbine E. Oil return - 23 -