Cooling system
OPM 360 en-GB 41
© Scania CV AB 2017, Sweden
Renewing the sea water pump impel-
ler
Special tool
If the impeller must be renewed frequently, the
cleaning of the sea water needs to be improved.
There should be a spare impeller on board.
The impeller can be deformed during extended
periods of inactivity. Renew the impeller before
starting or remove the impeller before longer pe-
riods of stoppage.
1. Thread the puller stud into the rubber impel-
ler using an internal hexagon key until the
stud reaches the bottom.
Note the direction of rotation of the impeller
vanes.
2. Screw the puller into the rubber impeller us-
ing the handle until it reaches the stud. Then
continue to screw until the impeller comes
loose.
3. Unscrew the stud.
Check that the direction of rotation of the impel-
ler vanes is the same as during removal.
4. Lubricate the impeller with pump grease and
then fit it using a rubber mallet.
5. Fit the sea water pump cover. Tightening
torque 7.5 Nm (5.5 lb/ft).
Number Designation Illustration
2 443 680 Puller
361 639
Sea water pump cover.
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