Montagehandleiding Enpres
Van der Ende Groep · Aartsdijkweg 23, 2676 LE Maasdijk, the Netherlands
+31 174 515 050 · [email protected] · www.vanderendegroep.com
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IMPROVING YOUR BUSINESS
7. Errors
Before any actions are performed, first make the installation and pump pressure free!
PROBLEM
CAUSE
SOLUTION
Electromotor is not turning
Defect/blown fuse
Check/replace fuse
Thermal safety switch turned
on
Reset thermal safety switch
Defect electrical wire/plug
Check/replace wire/plug
Pump does not or does poorly
deliver desired pressure
Air in suction line or pump
Restart pump according to 5.2
Handle for pressure free start-
up is open (vertical)
Close handle (horizontal)
Defect bushing
Contact manufacturer
Defect pressure regulator
Contact manufacturer
Fluctuating pressure
Contaminated suction filter
Clean filter
Porous suction line
Replace suction line
Defect pressure regulator
Contact manufacturer
Lines/fittings incorrect
connected
Check lines/fittings
V-belts too loose
Tense the V-belts (see 6.3)
Pump “rocks”
Contaminated and/or defect
non return valves
Contact manufacturer
Pump takes in air (at suction
side)
Check suction line for wear and
tear
Pump leaks water
Loose fittings / bolts / nuts
Check fittings / bolts / nuts,
otherwise contact manufacturer
Loose line / line connectors
Check line / line connectors,
replace or refit if necessary
Leaking bushing
Contact manufacturer
Pump leaks oil
Defect oil seal
Contact manufacturer
Table 10. Errors and solutions
Note: Errors with the petrol engine must be solved with the instruction manual of the petrol engine
itself.