153254 – HIHI Knock Integrator B4
Red alarm. Initiated by SAM.
Cause
Corrective action
Emergency stop due to knocking
detected in this cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153255 – HIHI Knock Integrator B5
Red alarm. Initiated by SAM.
Cause
Corrective action
Emergency stop due to knocking
detected in this cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153256 – HIHI Knock Integrator B6
Red alarm. Initiated by SAM.
Cause
Corrective action
Emergency stop due to knocking
detected in this cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153257 – HIHI Knock Integrator B7
Red alarm. Initiated by SAM.
Cause
Corrective action
Emergency stop due to knocking
detected in this cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153258 – HIHI Knock Integrator B8
Red alarm. Initiated by SAM.
Cause
Corrective action
Emergency stop due to knocking
detected in this cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
98 | Troubleshooting | MS150059/02E 2013-10
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