Mitsubishi 6M60-TL, Руководство по обслуживанию

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• Tighten all the bolts to 78 N·m {8 kgf·m}, then additionally tighten
them according to the following procedure.
• Turn the holder of counterclockwise to pretension the inter-
nal spring.
• Set the tool such that the rod (extension) is pressed against the
crankshaft by the force of the spring.
• Align a scale mark on the socket with a scale mark on the hold-
er. (This point will be the point of reference, or the 0
°
point.)
• Starting with this point of reference, turn the socket with a
wrench in the illustrated direction until the scale on the socket in-
dicates 90
°
.
One graduation on the socket-side scale represents 5
°.
• After tightening the bolts using the above torque-turn tightening
method, make a punch mark on the head of each bolt to indicate
the number of times that it has been used.
CAUTION
• The bolts that have been tightened using the torque-turn
method must never be additionally tightened after the final
angular tightening.
• After installing the main bearing cap, rotate the crankshaft by
hand. If it cannot be rotated smoothly, inspect the main bearing
caps for correct installation.
Installation: Front oil seal
• Install the front oil seal onto the front cover while pressing the
seal’s entire periphery evenly to prevent it from tilting.
• Install the front oil seal until its flange comes into positive contact
with the front cover.
Installation: Front cover
• Clean the front cover surface where sealant is to be applied.
• Apply an even and continuous bead of sealant onto the front
cover surface where the crankcase is to be mounted.
• Install the front cover onto the crankcase within 3 minutes follow-
ing the application. Be careful not to smear the sealant bead.
CAUTION
• Do not start the engine at least for an hour after the front
cover has been installed.
• If the front cover mounting bolts are subsequently loos-
ened, be sure to apply sealant again upon reassembly.
CRANKSHAFT AND CRANKCASE