flamco FlexFiller Direct G4, Installation And Operating Manual

Page: 30 / 36

Manual FlexFiller Direct G4
30
70 Supply pressure
sensor no signal
The pressure sensor is not
connected.
Check for loose wiring on the
pressure sensor.
The pressure sensor has failed. Replace pressure sensor
71 Supply pressure
sensor short
circuit
The pressure output range is
out of detectable area. Sensor
needs calibrating
Consult Flamco
The pressure sensor has failed. Replace pressure sensor.
72 Self-learning
correction error
System too small for the unit Check if the system meets the
size requirements for the unit.
System has no flexibility for
pressure changes
Place an expansion vessel in
the system.
System pipe diameter is too
small
Check the connection
requirements of the unit. Do
not connect the unit to pipes
smaller than the suggested
connection diameter.
73 Manual mode Manual mode is activated. The
valves can now be manually
activated.
No action needed, the warning
will disappear once manual
mode is exited.
74 Maximum top-up
time exceeded
A large amount of water has
been lost from the system.
Check system for leaks or traces
of water loss.
The unit is undersized for the
system.
Review unit selection
Flood limit time is too short. Consult Flamco
75 No top-up flow The mains water supply to the
unit has been isolated.
Turn on the mains water
supply.
The isolation valve at the
bottom of the unit is closed.
Open the isolation valves at the
bottom of the unit.
76 Maintenance 1 is
due
The unit is due an annual
service.
Contact Flamco service
engineer.
77 Maintenance 2 is
due
The unit is due an annual
service.
Contact Flamco service
engineer.
78 Maintenance 3 is
due
The unit is due an annual
service.
Contact Flamco service
engineer.
79 Maintenance 4 is
due
The unit is due an annual
service.
Contact Flamco service
engineer.
80 System fill is
active. Press V to
stop.
System is being topped up from
empty
Press the tick button on the
controller to stop System fill
function
81 System fill is on
hold. Press V to
start.
System has paused top up
because top up time has
exceeded fill time.
If continuing system filling is
required, Press the tick button
on the controller to start
System fill function again.
82 Anti-legionella
flush running
The unit is cleaning the pipes
by flushing water to the drain.
No action needed, this
procedure lasts approximately
2 minutes. Thereafter the unit
will continue normal operation.