WDG4/WDP4 Locos Console Changing Procedure

WDG4/WDP4 Locos

Console Changing Procedure Single Cab

Preparation:

  1. Stop and secure the Loco.
  2. Throttle Handle - Idle.
  3. Reverser Handle - Neutral (Centered).
  4. Auto Brake - Run.
  5. Direct Brake - Apply (Br. Cyl. Pressure - 5.2 kg/cm2).

Preparation for Working Control stand to be made as Non Working:

  1. Move Auto Brake Handle to FS (ER & BP Pressure drops to 3.4 kg/cm2).
  2. Wait till BP Exhaust sound stops.
  3. Move Lead / Trail Switch from Lead to Trail (ER Pressure drops Zero).
  4. Release Direct Brake without touching Bail off ring.
  5. Remove the Reverser Handle.

Preparation for Non Working Control Stand to be made as Working:

  1. Move Direct Brake Handle to Full Application (BC Pr. builds to 5.2 kg/cm2).
  2. Move Lead / Trail Switch from Trail to Lead (ER Pr. builds to 3.4 kg/cm2).
  3. Move Auto Brake Handle from FS to Run (ER and BP Pr. builds to 5.2 kg/cm2).
  4. Insert Reverser Handle and place in Neutral.

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