VALVE GP-PUMP CONTROL 4586023 - Caterpillar

Engine Starting Sequence
The GSC will receive an engine start signal. The signal will be one of three.
The operator turns the ECS to the MANUAL START position.
The ECS is in the AUTO position and the remote initiate contacts close.
The GSC checks the system before the cranking sequence is begun. The GSC checks that no system faults are present. The GSC checks that all previous shutdown faults have been reset. Note that shutdown faults are removed by turning the ECS to OFF/RESET. The GSC also checks that the engine is not already running.
On MUI engines, the GSC activates the starting motor relay (SMR) and the run relay (RR). On EUI engines, the GSC activates the starting motor relay (SMR), the run relay (RR) and the electronic governor relay (EGR).
The GSC activates the fuel