Nova Florida BTFSE 24 User Manual - page 24
BOILER STATUS
MALFUNCTION
PROBABLE CAUSE
SOLUTION
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boiler has not shut down.
Boiler will automatically resume
operation as soon as the problem is
solved
Boiler water temperature has excee-
ded 85°C
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pes are clogged, thermostatic valves
are closed, intercepting valves in the
system are closed
Check the system
Pump is blocked or faulty
Check the pump
Plate heat exchanger is clogged
Check the plate heat exchanger
Boiler is not supplying DHW
Flow meter is not operating
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Check DHW system
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Flow meter sensor is faulty or discon-
nected
Replace or reconnect it
Flow meter is blocked
Replace it
Burner does not ignite and the boiler
has not shut down (BTFS model only)
Flue gas pressure switch is not con-
senting to boiler operation. Boiler will
automatically resume operation as
soon as the problem is solved
Flue gas pressure switch is faulty
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ration: replace when faulty
Silicone pipes are disconnected or
damaged
Reconnect or replace as necessary
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not adequate
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ducts: clean or replace as necessary
Fan is faulty
Replace it
PCB is faulty
Replace it
23