11.4.9 Cleaning the Water Jet Pump Nozzle
A1977
1.
Fig. 56: Cleaning the water jet pump nozzle
1.
Turn the nozzle (1) in a counter-clockwise direction.
2.
Remove the nozzle.
3.
Check the nozzle for dirt and wear, cleaning or replacing the
nozzle if necessary.
Make sure that the nozzle in the housing is fitted
tightly.
A dirty or insufficiently tightened nozzle will result
in too weak a vacuum.
4.
Insert the nozzle into the water jet pump.
Preventative maintenance
80
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