OPERATING THE MACHINE PIPINGS FOR BREAKER AND CRUSHER Operational procedures for stop valves and selection valve. A A Stop Valves A Close : When not using attach- ment or is detached. Open : When using attachment M1U1-05-007 PEDAL PUMP ACCUMULATOR STOP VALVE SELECTOR VALVE SOLENOID VALVE ACCUMULATOR MULTI MONITOR MAIN CONTROLLER M1U1-05-005 5-19 A Stop Valves Close Open MAIN BODY CHMENT L BOOM ARM 2nd RELIF 2nd RELIFE STOP VALV ATTACHMENT E VALVE E STOP VALVE A