. OPERATION DETAILED CONTROLS AND GAUGES Breaker/Attachment Setting on the user menu, then press switch F6. 3 - 38 On machines ready for the breaker/attachmen tsettin g menu to adjus t the oil flow in B mode and AT T mode to match t he attachment. For machines t setting mode i hat s no Changing Breaker Mode Setting 1. On the standard screen, press switch F 2. Select Breaker/Attachment Settings