MTU 12 V 4000 L63 Operating Instructions Manual page 92

153244 – HIHI Knock Integrator A4
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153245 – HIHI Knock Integrator A5
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153246 – HIHI Knock Integrator A6
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153247 – HIHI Knock Integrator A7
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153248 – HIHI Knock Integrator A8
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
92 | Troubleshooting | MS150058/01E 2012-07
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).