AUTOFLAME Mk8 MM - Page 379

19 Errors & Lockouts
Mk8 MM Manual Page | 379
Lockout
Message
Description
87
Gas Sensor 2 Fault
Internal pressure sensor fault
• Contact Autoflame approved local tech centre
88
VPS Air Proving Fail (Fuel 2)
Leak detected during ‘air proving’ part of VPS
• Check fuel 2 valve 1
• Call a certified Commissioning Engineer to investigate
89
Gas Pressure Low Limit (Fuel 2)
Gas pressure lower than commissioned VPS value
• Check gas pressure sensor value
• Check option/parameter 136
90
VPS Gas Proving Fail (Fuel 2)
Leak detected during ‘gas proving’ part of VPS
• Check option/parameter 133
• Check fuel 2 gas valve 1 and vent valve
• Check pilot valve if using single valve pilot
• Isolate gas and call a certified Commissioning Engineer to investigate
91
Gas Proving Fail High (Fuel 2)
Gas pressure too high during VPS
• Isolate gas
• Check fuel 2 valve 1 and vent valve
• Check option/ parameters 133 and 134
• Call a certified Commissioning Engineer to investigate
92
Oil Pressure Too Low (Fuel 2)
Internal fault
• Check option/parameter 139
• Check oil pressure sensor
93
Gas Pressure Low (Fuel 2)
Gas pressure low limit exceeded while firing (gas sensor)
•
Check gas pressure
• Check option/ parameter 136
94
Oil Pressure Too High (Fuel 2)
Oil pressure above offset upper limit during running
• Check option/parameter 140
• Check oil pressure sensor
95
Gas Pressure High (Fuel 2)
Gas pressure high limit exceeded while firing (gas sensor)
• Check gas pressure
• Check option/ parameter 137
96
NO CPI Reset
Proof of closure switch not made after valves closed
• Check wiring on terminal 55 and check proof of closure switches
199
Lockout 199
Internal fault
•
Contact Autoflame approved local tech centre
200
Lockout Cleared
Lockout has been cleared
• MM status after lockout has been reset (Modbus)
201
Power up CPU Test Fail
Internal check failed
•
Contact Autoflame approved local tech centre
202
Power up EEPROM Test Fail
Internal check failed
• Contact Autoflame approved local tech centre