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HTX30 Product Manual
6 - Fault Finding
In this section
Alerts...................................................................................................................................... 6-2
Alarm browser ....................................................................................................................... 6-4
6
The following pages contain solutions to faults that could occur and some possible solutions:
Locate a symptom similar to that experienced.
Try each solution, starting with the simplest.
For further information refer to the pages indicated.
Make sure that primary and secondary power supplies to the control system are OFF
before connecting or disconnecting any modules.
Jet does not respond to normal control:
Possible cause
Engine not running
Gearbox not in 'drive'
Control station in 'backup' mode
Loss of electrical power to the station control panel or jet
interface module.
Trying to operate from a control station or device which
is not active.
Jet does not respond to backup control
Possible cause
Engine not running
Gearbox not in 'drive'
Control station in 'normal' mode
Loss of electrical power to the station control panel or jet
interface module
Gearbox does not respond to SCP commands
Possible cause
Engine not running
Trying to operate from a control station which is not
active.
Engine RPM is too high to allow gear change.
Dual lever module at active control station not in the zero
speed position.
Solution
Start engine(s).
Switch gearbox to 'drive'.
Switch to 'normal' mode.
Check external fuses, circuit breakers and electrical
cabling.
Transfer control to the required control station or device.
Solution
Start engine(s).
Switch gearbox to 'drive'.
Switch to 'backup' mode.
Check external fuses, circuit breakers and electrical
cabling.
Solution
Start engine(s).
Transfer control to the required control station.
Reduce throttle and/or idle settings.
Return dual lever module at active control station to zero
speed position.
6-1
Fault Finding
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