It is not advisable to take direct dough from another point, because you would leave the pump directly. Without the protections by which the computer can interrupt it. It should be measured if the negative to the pump rollé leaves the computer. If it is not negative, the transistor inside the computer may fail. On the other hand, if the computer is negative, the junction points must be checked, up to the relay. You can temporarily leave it directly, to take it to the workshop. But not that it is permanently direct.