22 – English
Appendices and schedules
4.2 Function
4.2.1 Machine stopped and outlet hose emptied
4.2.2
Breaker is inactivated
S/S piston is pulled by S/S
spring, no other force
Gun trigger is released
NRV is closed by its spring
Ball valve pressed against the
right seat by spring at the right
side of S/S piston
Motor pump is stopped
Machine operation
Breaker is inactivated as
no force press the button
and motor is running.
S/S piston is pulled by S/S
spring, no other forces.
Gun trigger is activated.
NRV is open by pressure and
flow from pump.
Ball valve pressed against the
left seat by pressure from the
pump.
Motor pump is running.
