
479 – AL Comb. Alarm Red (Plant)
Red alarm. Engine stop.
Associated parameter 2.8006.002
Cause
Corrective action
Combined alarm RED from plant.
u
Combined alarm (for details, refer to the source alarm).
496 – SD P-Charge Mix A
Red alarm. Engine stop.
Associated parameter 1.8004.628
Cause
Corrective action
Mixture pressure sensor on A
side defective, short circuit or
wire break.
u
Check sensor and cabling (B79.21), replace if necessary. Fault
is rectified following engine restart.
497 – SD P-Charge Mix B
Red alarm. Engine stop.
Associated parameter 1.8004.629
Cause
Corrective action
Mixture pressure sensor on B
side defective, short circuit or
wire break.
u
Check sensor and cabling (B79.22), replace if necessary. Fault
is rectified following engine restart.
498 – SD P-Charge Mix Diff
Red alarm.
Associated parameter 1.8004.630
Cause
Corrective action
Mixture differential pressure
sensor on A or B side defective,
short circuit or wire break.
u
Check sensors and cabling (B79.21, B79.22), replace if
necessary. Fault is rectified following engine restart.
499 – SD T-Charge Mix
Red alarm.
Associated parameter 1.8004.632
Cause
Corrective action
Mixture temperature sensor
defective, short circuit or wire
break.
u
Check sensor and cabling (B73), replace as necessary. Fault is
rectified following engine restart.
128 | Troubleshooting | MS15027/00E 2013-10
TIM-ID: 0000044567 - 001