ENG - Manual of installation, use and maintenance.
210-0352_libretto_WHC_ATI_eng.docx
38
Jan-19
30.
FAULTS FLOW
These anomalies involve the flowmeter for measuring the
water flow rate.
FAULT F083
DESCRIPTION
Faulty flowmeter.
ACTIVATION / DEACTIVATION CONDITIONS
The anomaly occurs if the board detects from the
flowmeter a number of impulses per second
higher than or equal to 500.
The anomaly is deactivated if the boards detects
from the flowmeter a number of impulses per
second lower than 500.
DISPLAYS
"Err." appears alternating with the message "F083". The
flashing fault symbol is displayed.
DEVICES
Gas valve: Off.
Fan: Off.
FAULT F084
DESCRIPTION
Insufficient water flow.
ACTIVATION / DEACTIVATION CONDITIONS
The anomaly occurs if the circulation pump is
active and the flow meter detects a water flow
rate lower than 6.0 litres / minute.
The anomaly is deactivated if the circulation pump
is turned off or the flow meter detects a water
flow rate higher than 6.0 litres / minute.
DISPLAYS
"Err." appears alternating with the message "F084". The
flashing fault symbol is displayed.
DEVICES
Gas valve: Off.
Fan: Off.