Connecting Rod, Tightening; Valve Tappets - Kohler RD 441 Service Manual

6
Reassembly
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Connecting rod, tightening

Insert the connecting rod cap screws without tightening too firmly.
Tighten the connecting rod cap screws alternately by using a torque
wrench until they have been tightened to the specified torque of 35
Nm.

Valve tappets

Insert the tappets after lubricating them in their seat in the crankcase.
Injection pump and tappet fitting in the crankcase
Fit tappets 3 so that screw 6 is introduced into guide 4.
Tighten screw 6 to 9 Nm and check that the tappet is free to move
downwards.
Fit pad 2 into the tappet so that recess B points downwards as shown
in the figure. (For pad spacer, see fig. 162)
Fit the injection pump into the crankcase complete with gasket po-
sitioning flow control 1 in the fork of lever 5 which should be in the
maximum flow position.
Caution – Warning
When removing the injection pump from its housing make sure
that spacer 2 is not dropped into the oil sump; injection pump
operation will be impaired uf the spacer is not installed.
Workshop Manual KD 441_cod. 1.5302.865_2
nd
ed_ rev. 01.