AUTOFLAME MK8 User Manual

11
Errors & Lockouts
Flame Safeguard (MM80001/FSG) Manual
Page | 145
Fault
Message
Description
123
Second Low Probe
Communications Fault
No comms with second low probe
• Alarm
• Check wiring and screen on terminals 5T+, 5T-, 4P- and 4P+
124
Second Low Probe Hardware
Fault
Internal check failed
• Alarm
• Contact Autoflame approved local tech centre
125
Permanent Test Input
Input held on test terminal for more than 60 seconds
• Alarm
• Check input on terminal TST
126
Second Low Probe Detected
But Not Optioned
Second low probe connected but not optioned
• Alarm
• Check expansion option 6
• Check wiring on terminals 5T+, 5T-, 4P- and 4P+
127
Aux WL Inputs Detect But Not
Optioned
Mains detected on auxiliary WL inputs but not optioned
• Alarm
• Check expansion option 5
• Check wiring on terminals HAI, 1AI and 2AI
130
Feed Water Servo Position
Error
Servomotor is outside of the commissioned range
• Alarm or warning or depending on expansion option 20 (if set to warning, feed water pump will
continue to operate as normal)
• Check wiring on terminals P-, FW and P+
• Check signal cable form the MM to the servomotor is screened at one end
• Check that the servomotor is zeroed correctly
131
Feed Water Servo Movement
Error
Servomotor moves when not expected and vice versa
• Alarm or warning depending on expansion option 20
• Check wiring and voltages on terminals MVI and MVD
• Check servomotor drives in correct direction
• Check feed water valve is not stuck
150
High Water
Probes/sensor detect water level above commissioned high water
• Alarm or warning depending on expansion option 9
• Check water level reading
151
Pre-High Water
Probes/sensor detect water level above set pre-high water
• Warning
• Check water level reading
• Check expansion option 7
152
Pre-1
st
Low
Probes/sensor detect water level below set pre-1
st
low
• Warning
• Check water level reading
• Check expansion option 8
153
1
st
Low
Probes/sensor detect water level below commissioned 1
st
low
• Alarm
• Check water level reading
• 1
st
low alarm will automatically clear if water level increases above 1
st
low
154
2
nd
Low
Probes/sensor detect water level below 2
nd
low
• Alarm
• Check water level reading
• 2
nd
low alarm requires manual reset

AUTOFLAME MK8 Specifications

General

Brand	AUTOFLAME
Model	MK8
Category	Controller
Language	English