Podcast
Questions and Answers
What are the two operating modes of the Pump Boss?
What are the two operating modes of the Pump Boss?
- Flow Mode and Temperature Mode
- Speed Mode and Power Mode
- Pump Mode and Discharge Mode
- Pressure Mode and RPM Mode (correct)
What does the governor do in Pressure Mode?
What does the governor do in Pressure Mode?
- Regulates the intake line pressure
- Adjusts the water flow rate
- Monitors the water tank level
- Maintains a constant pump discharge pressure (correct)
What happens if the max engine RPM is reached in Pressure Mode?
What happens if the max engine RPM is reached in Pressure Mode?
- The governor switches to RPM Mode
- The message display flashes MAX RPM/OPERATOR (correct)
- The pump discharge pressure increases
- The engine shuts down automatically
When might there be low or no supply water during pump operations?
When might there be low or no supply water during pump operations?
What does the governor currently monitor during pump operations?
What does the governor currently monitor during pump operations?
What does the Pressure LED indicate in Pressure Mode?
What does the Pressure LED indicate in Pressure Mode?
In which mode does the governor switch to RPM Limit Mode if the pressure drops and an increase in engine RPM does not bring the pressure back up?
In which mode does the governor switch to RPM Limit Mode if the pressure drops and an increase in engine RPM does not bring the pressure back up?
What happens if the discharge pressure remains at a level ABOVE 45 PSI in the RPM Limit Mode?
What happens if the discharge pressure remains at a level ABOVE 45 PSI in the RPM Limit Mode?
What does the governor do in the Low Water Cycle if the discharge pressure stays above 15 PSI but is less than 45 PSI?
What does the governor do in the Low Water Cycle if the discharge pressure stays above 15 PSI but is less than 45 PSI?
What does the governor do in the Low Water Cycle if the discharge pressure is below 15 PSI?
What does the governor do in the Low Water Cycle if the discharge pressure is below 15 PSI?
What does the governor do in RPM Mode if the discharge pressure approaches a limit of 30 PSI over the last established PSI value?
What does the governor do in RPM Mode if the discharge pressure approaches a limit of 30 PSI over the last established PSI value?
What happens when changing from Pressure Mode to RPM Mode?
What happens when changing from Pressure Mode to RPM Mode?
What is a function of the pilot valve mounted to the exterior of the pump panel?
What is a function of the pilot valve mounted to the exterior of the pump panel?
What does an amber light on the pilot valve indicate?
What does an amber light on the pilot valve indicate?
What is the purpose of the strainer on the pilot valve?
What is the purpose of the strainer on the pilot valve?
What does turning counterclockwise do on pressure adjustment handle?
What does turning counterclockwise do on pressure adjustment handle?
What could happen if the intake relief valve is found to be discharging below the desired 180 PSI?
What could happen if the intake relief valve is found to be discharging below the desired 180 PSI?
Why is it important to periodically flush debris out of the pump?
Why is it important to periodically flush debris out of the pump?
What is back flushing?
What is back flushing?
How is back flushing done?
How is back flushing done?
What should be done prior to back flushing the pump?
What should be done prior to back flushing the pump?
Why are replacement intake screens needed?
Why are replacement intake screens needed?
How can older intake screens be removed if they are corroded in place?
How can older intake screens be removed if they are corroded in place?
Why should caution be exercised when removing older intake screens?
Why should caution be exercised when removing older intake screens?
What could happen if an intake relief valve is not adjusted properly?
What could happen if an intake relief valve is not adjusted properly?
What should be done once the intake relief valve is tensioned to achieve desired pressure?
What should be done once the intake relief valve is tensioned to achieve desired pressure?
Why should crews regularly flow water from a supply source through their pumps?
Why should crews regularly flow water from a supply source through their pumps?
Why is it undesirable to perform intake relief valve adjustment on the scene of an emergency incident?
Why is it undesirable to perform intake relief valve adjustment on the scene of an emergency incident?
What is the purpose of the intake relief valves?
What is the purpose of the intake relief valves?
What does the relief valve do if the MIV is inadvertently closed, regardless of which side the supply hose is attached to?
What does the relief valve do if the MIV is inadvertently closed, regardless of which side the supply hose is attached to?
How can you determine the current pressure setting of the MIV relief valves?
How can you determine the current pressure setting of the MIV relief valves?
What does it indicate if you observe water discharging onto the ground via the piping during the process of checking the MIV relief valves?
What does it indicate if you observe water discharging onto the ground via the piping during the process of checking the MIV relief valves?
What is a key difference between intake relief valves and discharge relief valves?
What is a key difference between intake relief valves and discharge relief valves?
Why should caution be exercised when removing older intake screens?
Why should caution be exercised when removing older intake screens?
What is the purpose of the pilot valve mounted to the exterior of the pump panel?
What is the purpose of the pilot valve mounted to the exterior of the pump panel?
What does turning counterclockwise do on the pressure adjustment handle?
What does turning counterclockwise do on the pressure adjustment handle?
What could happen if an intake relief valve is found to be discharging below the desired pressure setting?
What could happen if an intake relief valve is found to be discharging below the desired pressure setting?
Why is it undesirable to perform intake relief valve adjustment on the scene of an emergency incident?
Why is it undesirable to perform intake relief valve adjustment on the scene of an emergency incident?
What happens if the discharge pressure remains at a level ABOVE 45 PSI in RPM Limit Mode?
What happens if the discharge pressure remains at a level ABOVE 45 PSI in RPM Limit Mode?
What is back flushing?
What is back flushing?
