KESSEL Grease separator âPVâ NS 2, 4, 7, 10 For installation in frost ...
KESSEL Grease separator âPVâ NS 2, 4, 7, 10 For installation in frost ...
KESSEL Grease separator âPVâ NS 2, 4, 7, 10 For installation in frost ...
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7. Malfunction messages<br />
Malfunction Cause Solution<br />
Temperature malfunction Motor w<strong>in</strong>d<strong>in</strong>g temperature Allow pump to cool, alarm must be<br />
switch has activated confirmed on control unit. If motor w<strong>in</strong>d<strong>in</strong>g<br />
temperature cont<strong>in</strong>ues to cause<br />
malfunctions – replace pump<br />
Over current The maximum allowable pump Remove blockage <strong>in</strong><br />
power has been exceeded impeller (follow safety <strong>in</strong>structions<br />
(impeller blocked)<br />
Let pump run shortly <strong>in</strong> opposite direction<br />
(‘Ma<strong>in</strong>tenance’ – ‘Manual operation’ –<br />
‘Opposite rotation’<br />
Under current The m<strong>in</strong>imum allowable pump power Check power supply cable and repair<br />
has been reached (power supply cable / replace if necessary (replace pump<br />
to pump has been cut or damaged) if necessary)<br />
Let pump run shortly <strong>in</strong> opposite direction<br />
(‘Ma<strong>in</strong>tenance’ – ‘Manual operation’ –<br />
‘Opposite rotation’)<br />
Motor protection switch Motor protection switch has been Check that current supply is correct.<br />
has activated improperly set. Current to pump to Remove pump blockage (follow safety<br />
high due to defective or blocked pump. <strong>in</strong>structions). Replace pump if damaged<br />
or defective<br />
Excessive current due to phase failure. Check power supply for phase loss.<br />
Phase error Phase L1, L2 or L3 miss<strong>in</strong>g Check control unit, power cable and<br />
fuses<br />
Check current protection switch<br />
Activation limit System protection has activated - Can be confirmed on control unit<br />
due to more than <strong>10</strong>0.000 activations - System protection allows another<br />
<strong>10</strong>00 activation before alarm activates<br />
aga<strong>in</strong><br />
- Replace system protection (contact<br />
<strong>KESSEL</strong> Customer Service<br />
- Activation alarm will cont<strong>in</strong>ue to activate<br />
after every <strong>10</strong>00 pump activations<br />
Actuator valve malfunction End position of actuator valve is Check actuator valve for proper rotation<br />
not be<strong>in</strong>g reached / movement – remove any obstructions<br />
Rotat<strong>in</strong>g field malfunction Incorrect rotat<strong>in</strong>g field at power Swap two phases of power supply<br />
connection<br />
Relay malfunction Surge protection does not switch off Disconnect control unit from power<br />
supply. Replace surge protector –<br />
contact <strong>KESSEL</strong> customer service<br />
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