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SV2 Series Safety Shut-off Valves
206
32-00029—02
Fault
Category
Fault
Description
Detailed Description
Remediation Steps
Comments Fault
#
Solenoid 1
Solenoid
1feeback fault
Solenoid 1 feedback sensed
at valve main electronics
while MV1 terminal is not
energized.
Possible internal valve
electronics fault.
1.) Reset valve and burner management
system, observing valve / burner
operation.
2.) If fault persists, replace valve main
electronics.
1
Solenoid 1 not
powered
Solenoid 1 feedback not
sensed at valve main
electronics while MV1
terminal is energized.
Possible internal valve
electronics fault.
1.) Reset valve and burner management
system, observing valve / burner
operation.
2.) If fault persists, replace valve main
electronics.
2
Solenoid 1
mode fault
Solenoid 1 expected and
detected mode do not match.
1.) Reset valve and burner management
system, observing valve / burner
operation.
2.) If fault persists, replace valve main
electronics.
3
Solenoid 1
signal fault
Solenoid 1 terminal signal is
not valid. Frequency or duty
is out of expected range.
Remove power and shut-off gas supply as
necessary.
1.) Remove valve front electrical enclosure
and inspect SOLENOID 1 and MV1 wiring
connections for wire engagement, seating,
pin engagement and cleanliness.
2.) Ensure MV1 is wired to proper
terminals on burner management system.
3.) Replace cover and restore power and
gas. Reset valve and burner management
system.
4.) Measure MV1 voltage for proper
tolerance per valve nameplate and
documentation.
5.) If fault persists, repeat above steps for
L1 and N connections. 6.) If fault persists,
replace valve main electronics.
6.) If fault persists, replace valve main
electronics.
4
Solenoid 2
Solenoid 2
feedback fault
Solenoid 2 feedback sensed
at valve main electronics
while MV2 terminal is not
energized.
Possible internal valve
electronics fault.
1.) Reset valve and burner management
system, observing valve / burner
operation.
2.) If fault persists, replace valve main
electronics.
5
Solenoid 2 not
powered
Solenoid 2 feedback not
sensed at valve main
electronics while MV2
terminal is energized.
Possible internal valve
electronics fault.
1.) Reset valve and burner management
system, observing valve / burner
operation.
2.) If fault persists, replace valve main
electronics
6