Code Title Horn Switch Stuck
Operator Display C33
System Response
Ignores stuck input. Turns off Horn. Horn will respond to input from alternate
source if equipped (this does not include the second horn switch on the control
handle)
Alarm Sounds Yes (3 beeps, repeated until fault is cleared)
Reason
Horn request ON longer than time out value (10 seconds). Stuck switch is disabled;
if equipped with an alternate switch, the alternate switch is still active. Possible bad
VM.
Tests to Run
Examine horn switch and related wiring. Examine grab rail switches if provided.
If switches are okay, replace VM
How to Clear Release or repair horn switch. Replace VM