
SV2 Series Safety Shut-off Valves
190
32-00029—02
Fault
Category
Fault
Description
Detailed Description
Remediation Steps
Comments Fault
#
Fuel/Air
FARMOD
EEPROM write
Fuel/Air Ratio Module
EEPROM write error has
occurred unexpectedly.
1.) Reset the valve, monitoring for proper
operation
2.) If fault persists replace Fuel/Air Ratio
Module.
3.) Accept new Fuel/Air Ratio Module on
the FARMOD tab in the Setup & Tests
menu of user interface.
4.) Recommission partially or fully as
desired.
73
FCV Failure
Fuel Control Valve has failed
to calibrate.
Remove power and shut-off gas supply.
1.) Remove valve front electrical enclosure
and inspect Motor connection for wire
engagement, seating, pin engagement
and cleanliness. Correct any errors.
Replace electrical enclosure.
2.) Restore power and gas supply.
3.) Reset valve and burner management
system, monitoring for proper operation.
4.) If fault persists, replace valve and re-
commission.
79
FARMOD flow
sensor (S2b) out
of range
Fuel/Air Ratio Module flow
S2b sensor value out of
range
1.) Reset valve and burner management
system, monitoring for proper operation.
2.) Check system filter for clogging and
replace as necessary.
3.) If fault persists, replace Fuel/Air Ratio
Module.
4.) Reset valve and burner management
system.
5.) Accept new Fuel/Air Ratio Module on
the FARMOD tab in the Setup & Tests
menu of user interface.
6.). Recommission partially or fully as
desired.
83
FARMOD
EEPROM
(commissioning
) data corrupted
Fuel/Air Ratio Module
EEPROM (commissioning)
data corrupted
1.) Attempt a complete Fuel/Air valve
commissioning.
2.) If fault persists, replace Fuel/Air
Module.
3.) Reset valve and burner management
system.
4.) Accept new Fuel/Air Ratio Module on
the FARMOD tab in the Setup & Tests
menu of user interface.
5.) Recommission partially or fully as
desired.
6.) Reset valve and burner management
system, monitoring for proper operation.
84