AUTOFLAME Mk8 MM - Page 59

Fault Message Description
305 Bottom Blowdown Controller
Main Power Fault
Main power has failed on bottom blowdown controller
 Warning
 Contact Autoflame approved local tech centre
350 Bottom Blowdown Servo Not
Commissioned
Bottom blowdown controller has not been requested to drive
servomotor to closed since it was powered on
 Warning
 Commission bottom blowdown servomotor
400 Draught Pressure Sensor
Timeout
No comms within 2 seconds from draught pressure sensor
 Alarm or warning depending on option 88
 Check wiring and screen on terminals DT+, DT-, DP- and DP+
410 Draught Pressure Outside
Tolerance
Pressure is outside of set tolerance
 Alarm or warning depending on option 88
 Check expansion option 87
420 Fuel flow Feedback Input Low 3mA or lower received from 4-20mA external fuel flow input
 Warning
 Check feedback from external fuel flow input
 Check wiring on terminals EX- and EX+
430 Fuel flow Feedback Below
Tolerance
Fuel flow signal below fuel flow feedback fault tolerance
 Warning
 Check feedback from external fuel flow input
 Check option 60
431 Fuel flow Feedback Above
Tolerance
Fuel flow signal above fuel flow feedback fault tolerance
 Warning
 Check feedback from external fuel flow input
 Check option 60
440 Temperature Sensor T1Fault Fault or no comms with T1 sensor
 Warning
 Check wiring and screen on terminals –and T1
441 Temperature Sensor T2 Fault Fault or no comms with T2 sensor
 Warning
 Check wiring and screen on terminals – and T2
442 Temperature Sensor T3 Fault Fault or no comms with T3 sensor
 Warning
 Check wiring and screen on terminals – and T3
443 Make Up Flow Meter Fault Fault or no comms with make up flow meter
 Warning
 Check wiring and screen on terminals F- and MF
444 Condensate Flow Meter Fault Fault or no comms with condensate flow meter
 Warning
 Check wiring and screen on terminals F- and CF
445 Deaerator IO Comms Fault Fault or no comms with deaerator IO
 Warning
 Check wiring and screen on terminals 6T+ and 6T-
22.05.2017 Mk8 MM End User Guide Page 54
4 Errors and Lockouts