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GB
57
Chemicals are
not sucked up
The injection hose is not
connected properly�
ð
Connect the injection hose properly�
The hose is damaged�
ð
Replace the hose�
Wrong nozzle�
ð
Use the low-pressure nozzle�
The injection unit is turned off�
ð
Turn the sleeve anticlockwise�
It is not possi-
ble to press the
trigger
The trigger catch is locked�
ð
Release the trigger catch�
Water in the
crankcase
High relative humidity�
ð
Change the oil more often�
Worn seals�
ð
Replace the oil seals�
Abnormal
noise
Worn bearings�
ð
Replace the bearings�
Air in the water�
ð
Check that the delivery hose is correctly dimensioned
and is not blocked�
The pump
does not run
smoothly,
the pressure
fluctuates or
drops
Inadequate water supply�
ð
Check the system for blockages, air leaks, and the
dimensioning�
The overpressure valve trips�
ð
Check that the overpressure valve is working
properly�
Air in the water�
ð
Check that the delivery hose is correctly dimensioned
and is not blocked�
High oil tempe-
rature
Unsuitable oil grade�
ð
Use the recommended grade of oil�
Incorrect oil volume�
ð
Use correct oil volume�
Jula reserves the right to make changes� In the event of problems, please contact our service department�
www�jula�com
Содержание 220-141
Страница 5: ...NOZZLE 54 ENGINE 55 STORAGE 55 TROUBLESHOOTING 56 TROUBLESHOOTING CHART 56...
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