Micro Controller for Pump Confirming to RCF Specification No EDTS- 186 ( Rev- A ) Amendment No. 2, corrigendum- 2 or latest for LHB Coaches. Note- The Make of the Micro Controller for Pump is Garz and Fricke/ DR Auto/ Kalsi which is as per the Bill of material of the switch board cabinet as per the RDSO Spec. No. RDSO/ PE/ SPEC/ AC/ 0184- 2015 ( REV.- 0 ).