13.2
Troubleshooting for the jockey pump electric panel
Maintenance and repair operations must be carried out by qualified personnel.
Before doing any work on the set, disconnect the electric power supply and ensure that there are no
hydraulic components under pressure.
Fault
Cause
1. The panel does not
1.
switch on
2.
3.
2. The electric jockey
1.
pump does not start
2.
3.
4.
5.
6.
7.
8.
9.
3. The electric jockey
1.
pump does not stop
2.
3.
En
EC DECLARATION OF CONFORMITY
XYLEM SERVICE ITALIA SRL, WITH HEADQUARTERS IN VIA VITTORIO LOMBARDI 14 - 36075 MONTECCHIO
MAGGIORE VI - ITALIA, HEREBY DECLARES THAT THE PRODUCT
FULFILS THE RELEVANT PROVISIONS OF THE FOLLOWING EUROPEAN DIRECTIVES
MACHINERY 2006/42/EC (ANNEX II: THE TECHNICAL DOSSIER CAN BE MADE AVAILABLE BY XYLEM SERVICE ITALIA SRL)
ELECTROMAGNETIC COMPATIBILITY 2004/108/EC
AND THE FOLLOWING HARMONIZED TECHNICAL STANDARDS
EN 809, EN 60204-1
EN 61000-6-2:2006, EN 61000-6-3:2007
AND THE TECHNICAL STANDARDS
EN 12845:2009 (AS APPLICABLE)
UNI 10779 (AS APPLICABLE, IF THE FUNCTION OF AUTOMATIC CUT-OUT IS ENABLED)
MONTECCHIO MAGGIORE, 15.05.2015
AMEDEO VALENTE
(DIRECTOR OF ENGINEERING AND R&D)
rev.00
Lowara is a trademark of Lowara srl Unipersonale, subsidiary of Xylem Inc.
No mains power supply
Blown fuse inside panel
Overload protection triggered (only
for jockey pump panels)
No mains power supply
Fuse blown
Overload protection triggered
Faulty pressure switch
Pressure switch not connected
Incorrect pressure switch
calibration
Tank liquid level is too low
Electric sensors not connected
No jumper between terminals 3-4
Faulty pressure switch
Incorrect pressure switch
calibration
Faulty electronic control board
PRESSURE UNIT (REFER TO LABEL ON FIRST PAGE)
Solution
Power the unit
Replace fuse
Rearm the protection
Power the unit
Replace the fuse
Rearm the protection
Replace the pressure switch
Connect the pressure switch
Recalibrate the pressure switch
Fill the primary water supply tank or adjust the sensitivity of
the sensors
Connect the electric sensors
Insert the jumper
Replace the pressure switch
Recalibrate the pressure switch
Replace the electronic board or calibrate the timers
127
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