22
Cylinder head
Rear sealing ring, replacement
(12A-05)
Special tools: 885019, 885020, 885038
1
Remove the seawater pump and the drive housing
and remove the drive adapter from the camshaft
end, see section 20.
2
Install the plug from the tool 885019 (C1) in the rear
end of the camshaft.
3
Unscrew the center screw (C2) sufficiently to en-
sure that it does not reach the plug and insert the
main tool into the stuffing box. Turn the tool clock-
wise to ensure that the it is secure in the stuffing
box and tighten the center screw against the plug to
remove the stuffing box.
4
Ensure that the stuffing box and the camshaft are
clean and undamaged. Lubricate the new stuffing
box with fresh engine oil and insert it into position
with the seal lip inwards. Use installation tool
885020 (D1) and a hammer with a soft face to drive
the stuffing box into the correct position.
5
Install the seawater pump drive housing with the
hole correctly aligned, operation 20A-08. Install the
seawater pump drive adapter and tighten the domed
screws to 9 Nm. Install the seawater pump, opera-
tion 20A-06.
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