Sam – Fault Messages - MTU Gas engine8 V 4000 L62 Operating Instructions Manual

6.2 SAM – Fault messages
112222 – HI T-Exhaust Mean
Yellow alarm. Initiated by EMU.
Cause
The average value of all
individual cylinder exhaust
temperatures is too high.
112223 – HIHI T-Exhaust Mean
Red alarm. Initiated by EMU.
Cause
The average value of all
individual cylinder exhaust
temperatures is too high.
112301 – HI T-Exhaust A1
Yellow alarm. Initiated by EMU.
Cause
The exhaust temperature of this
cylinder is too high as compared
with the average value.
112302 – HI T-Exhaust A2
Yellow alarm. Initiated by EMU.
Cause
The exhaust temperature of this
cylinder is too high as compared
with the average value.
112303 – HI T-Exhaust A3
Yellow alarm. Initiated by EMU.
Cause
The exhaust temperature of this
cylinder is too high as compared
with the average value.
112304 – HI T-Exhaust A4
Yellow alarm. Initiated by EMU.
Cause
The exhaust temperature of this
cylinder is too high as compared
with the average value.
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 52).
3. Check valve drive (exhaust valves do not close).
MS150032/02E 2012-07 | Troubleshooting | 93