Volvo MD5A, Workshop Manual

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85. Place the key for the gearbox connecting drive on the
crankshaft on the gearbox side. Heat the connecting drive
and fit it onto the crankshaft. Lock the drive with the large
washer and the lockwasher. Tighten the screw with a torque
wrench. The tightening torque is 70 Nm (7 kpm) (50Lbft.).
Use a counter force. Bend the lockwasher up against the
screw head afterwards.
87. Fit the starter motor and the alternator. Note! Place the
spacer tube correctly and assemble the belt tensioner. Fit
and tension the drive belt so that it can be depressed 3 —4
mm (0,1181—0,1575 in) with normal thumb pressure.
Tappet adjustment
88.
Turn the flywheel until both tappets function. Turn the
flywheel a further complete turn and adjust the tappets. The
clearance is 0,30 mm (0,0118 in.) for the inlet valve (nearest
flywheel) and 0,35 mm 10,0138 in.) for the exhaust valve
when the engine is hot. Fit the rocker box cover and a new
gasket.
86.
Place the key for the flywheel in the crankshaft’s key
slot. Fit and tighten the flywheel. Use a counter force in the
spokes of the flywheel. The tightening torque is 500 Nm (50
kpm) (362Lbft.). Spanner jaw width is 55 mm (2 5/32”).
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