Pentair FLECK 3150 NXT, Installer Manual

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Installer manual Fleck 3150 NXT/NXT2 - Troubleshooting
Ref. MKT-IM-010 / C - 18.10.2019 155 / 182
• valve address doubled;
• power failure;
• system size: ex. programmed for 4 units, but there are only 2 units;
• units of measure do not correspond between the different valves of the system;
• wrong type of valve programmed.
Cause Solution
More than one unit programmed with the
same position number. Program correctly the units using only
once per position number.
Flashing display. There was a power failure.
Units of measure do not correspond: units
have different units of measure
programmed. Check and program all units in the system
with the same units of measure.
System size: the number of units in the
system does not correspond to the
number programmed and vice versa. Check to make sure that system number
and number of units correspond.
10.3 Examples of error displayed
10.3.1 NXT controller
• The unit 2 has been reset;
– Reprogram the unit.
• there is no message from unit 3;
– The number indicate the unit to be checked in the
system.
– Check that communication cables are connected.
– Check the valve address.
• there are more units in the system than programmed
in the lead (#1) unit;
• the programmed values do not match, check the values
programmed in each unit;
– Example: Display format different from one unit to
the other.
– Example: System of 4 units, but only 2 detected or
connected.
• programmed position of units incorrect.
– Lead unit (#1) not programmed.
– 2 or more units are programmed with the same
address.