DID will show
“ALARM - NO LOAD - GROUND RELAY POWER”.
Secure Control Stand & press the
Reset button.
Check power circuit equipments for
abnormal indications like temperature, burning smell, smoke or fire.
If any TM having abnormal
indication, disable TM or Truck
If GR
Trips Repeatedly 3 times within 10 minutes
DID shows
“ALARM - NO LOAD - GROUND RELAY – LOCK OUT”
If no abnormality, disable TM or
truck one by one and try
Even after
trying with all TMs or both Truck disabling, Trouble not rectified - Contact
PRC / Shed
Work With
60 % Load (Freight)
Coaching
Train – No Reduction In Load
Ground Protection in Medha HHP Loco
To reset the fault, Secure Control
Stand and wait for 15 seconds.
Auto reset is permitted for 3 times
in 1 Hr.
4th Time GR Lock Out
occurs
Disable TMs and try
Note:
No Load -
GR Cut out Message
Ensure GRNTCO is in ON position
& sealed
Check GRNTCO wire connection behind
breaker panel
Try by Recycling Computer Breaker
Try by DIO card swapping in EMD
Locos
Contact shed
