Summary of Contents for Waterous VPO Priming System
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Form Number: F-2996 Issue Date: Mar 30, 2023 VPO Priming System Installation, Operation, and Maintenance Waterous Company • 125 Hardman Avenue South • South Saint Paul, MN 55075 • (651) 450-5000 www.waterousco.com...
• Read and understand all the notices and safety precautions. • Be aware that these instructions are only guidelines and are not meant to be definitive. Contact Waterous when you have questions about installing, Before Operation operating, or maintaining the equipment.
Operation Maintenance Using this Document Use this document to install and operate your Waterous equipment. Understand the following conditions before continuing with the document: Use the guidelines below when viewing this document. • The instructions may refer to options or equipment that you may not have Viewing the Document Electronically purchased with your system.
Safety Introduction Product Overview Installation Operation Maintenance Configurations When ordered together with the pump and transmission, depending on the configuration, the priming pump (VPO), priming valve (VAP), hose, and panel cable are installed at the factory. Otherwise, components are shipped loose and installed individually. Factory Mounted Priming System Individually Installed Components...
Safety Introduction Product Overview Installation Operation Maintenance Panel Switch with Single Priming Pump Overview There are 3 panel switch options available that operate the priming system. Auto-Prime Switch Standard Push Button Switch Oversized Push Button Switch Auto-prime with integrated push-to-prime operation. Standard push-to-prime switch.
Safety Introduction Product Overview Installation Operation Maintenance Multiple Priming Valve System Overview Your application may include up to 6 priming valves, each operated by a dedicated switch and solenoid. This allows the system to prime specific locations in the apparatus plumbing.
Safety Introduction Product Overview Installation Operation Maintenance Dual Priming Pump System Overview Your application may include 2 priming pumps controlled by a single push button switch.
Safety Introduction Product Overview Installation Operation Maintenance Auto-Prime Switch This allows you to manually or automatically prime the pump. When auto-prime is enabled, the pump is primed to 10 psi (0.7 Bar).
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Safety Introduction Product Overview Installation Operation Maintenance Auto-Prime Switch Feature Feature Description Description Mounting holes—Panel This mounts the switch to the apparatus. Button This operates the priming function. Enclosure This contains the electronic components. Mounting holes—Enclosure This mounts the enclosure to the apparatus. Pressure switch connector This connects to the pressure switch—DT06-2S.
Safety Introduction Product Overview Installation Operation Maintenance Standard Push Button Switch This allows you to manually prime the pump. Feature Feature Description Description Mounting holes This mounts the switch to the apparatus. Prime button This activates the priming operation. Additional panel connector This connects to the next switch, when applicable—DT06-4S, Pin 1=12 V, Pin 2=Ground.
Safety Introduction Product Overview Installation Operation Maintenance Oversize Push Button Switch This allows you to manually prime the pump. Feature Feature Description Description Mounting holes This mounts the switch to the apparatus. Prime button This activates the priming operation. Priming pump connector This connects to the priming pump switch cable—DT04-4P.
Safety Introduction Product Overview Installation Operation Maintenance Priming Pump—12V This generates the vacuum that primes the pump. Feature Feature Description Description Power terminal This is connected to the red extension cable wire. Signal terminal This is connected to the white extension cable wire. Ground terminal This is connected to the black extension cable wire.
Safety Introduction Product Overview Installation Operation Maintenance Priming Pump—24V This generates the vacuum that primes the pump. Feature Feature Description Description Power terminal This is connected to the red extension cable wire. Signal terminal This is connected to the white extension cable wire. Ground terminal This is connected to the black extension cable wire—the 24V incorporates an additional jumper wire.
Safety Introduction Product Overview Installation Operation Maintenance Pressure Switch This facilitates the auto-prime operation. Feature Feature Description Description Connector This connects to the auto-prime switch—DT04-2P, cable length: 10 inches (254 mm). Switch housing This threads into the fire-pump intake—1/4 NPT.
Safety Introduction Product Overview Installation Operation Maintenance Priming Valve Solenoid This allows multiple priming valves to be isolated from each other. Only used with single priming pump/multiple priming valve applications. Feature Feature Description Description Connector This connects to the switch—DTM06-2S, cable length: 6.5 inches (165 mm). Vent port This allows vacuum to be pulled from the top of diaphragm.
Safety Introduction Product Overview Installation Operation Maintenance Priming Valve This allows air to evacuate the fire pump. Feature Feature Description Description Mounting hardware This mounts the priming valve to the fire-pump intake or priming valve base. Priming valve top This is the top of the priming valve. Priming valve outlet This connects to the priming pump.
Safety Introduction Product Overview Installation Operation Maintenance Priming Pump Cable This connects the push button switch to the priming pump. Feature Feature Description Description Priming pump connections This connects to the priming pump. Cable This cable length is 70 inches (1,778 mm). Panel connector This connects to the push button switch—DT06-4S.
Safety Introduction Product Overview Installation Operation Maintenance Priming Valve Solenoid Extension Cable This cable extends the distance between the push button switch and the priming valve solenoid install location. Note: The inclusion of this cable is dependent on your configuration. It is also available separately if required by your application. Feature Feature Description...
Safety Introduction Product Overview Installation Operation Maintenance Extension Cable—Optional This extends the cable length of the priming pump cable. Feature Feature Description Description Connector This connects to the priming pump solenoid or a solenoid-equipped priming valve—DT04-4P. Cable This cable length is 70 inches (1,778 mm). Connector This connects to the push button switch—DT06-4S.
Safety Introduction Product Overview Installation Operation Maintenance Pressure Switch Extension Cable This cable extends the distance between the switch and the pressure switch install location. Note: The inclusion of this cable is dependent on your configuration. It is also available separately if required by your application. Feature Feature Description...
This equipment is intended to be installed by a person or persons with the basic Be aware that the installation instruction may include optional equipment not knowledge of installing similar equipment. Contact Waterous with questions included in your application. about installing the equipment. The installation may require the following tasks...
Safety Introduction Product Overview Installation Operation Maintenance Determining the Installation Requirements The priming system is available in various configurations. The priming system is available in various configurations, ranging from factory installed on the pump and transmission to individual, uninstalled components. The following instructions describe how to install and connect each of the components in the priming system.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Auto-Prime Switch Panel Cutout and Mounting Holes Use the illustration and instruction to create the cutout and mounting holes for the auto-prime switch. 1 Create the cutout and drill the mounting holes for the switch.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Auto-Prime Switch Positioning the Switch Use the illustration and instruction to mount the auto-prime switch on the panel. 1 Route the plugs and enclosure through the cutout to position it for installation.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Auto-Prime Switch Mounting the Enclosure Use the illustration and instructions to mount the auto-prime switch to the panel. 1 Use a clean rag and alcohol to clean the area where you intend to mount the enclosure. 2 Use the included high-bond tape to affix the enclosure to the panel.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Auto-Prime Switch Mounting the Panel Use the illustration and instruction to mount the auto-prime switch on the panel. 1 Use locally sourced mounting hardware to install the switch.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Standard Push Button Switch Use the illustration and instructions to install the standard push button switch. 1 Create the cutout and drill the mounting holes for the switch. Refer to: "Standard Push Button Switch Dimensions"...
Safety Introduction Product Overview Installation Operation Maintenance Installing the Oversized Push Button Switch Use the illustration and instructions to mount the oversized push button switch. 1 Create the cutout and drill the mounting holes for the switch. Refer to: "Oversized Push Button Switch Dimensions"...
Safety Introduction Product Overview Installation Operation Maintenance Installing the Priming Pump Use the illustration and instructions to install a remote mounted priming pump. 1 Make a bracket suitable for your application to securely mount the priming pump to the apparatus. Refer to "Priming Pump Dimensions"...
Safety Introduction Product Overview Installation Operation Maintenance Installing the Priming Valve Use the illustration and instructions to install the priming valve. The illustration shows a typical priming valve installation on a typical fire pump— your specific application my differ in appearance. Use the following guidelines when installing the priming valve in your application: •...
Safety Introduction Product Overview Installation Operation Maintenance Installing the Pressure Switch Use the illustration and instruction to install the pressure switch. The pressure switch is only required when operating the pump in auto-prime mode. 1 Locate a suitable 1/4-inch NPT port on the pump discharge.
Safety Introduction Product Overview Installation Operation Maintenance Installing the Priming Valve Solenoid Use the illustrations and instructions to install the optional priming valve solenoid. Remove the #6 and the M5 screws from the priming valve. Note: The removed screws are no longer needed, re-purpose, recycle, or discard them.
Safety Introduction Product Overview Installation Operation Maintenance Connecting to Apparatus Power Priming Pump—12V Use the illustration and instructions to connect the priming pump to apparatus power. Refer to F-2825 Wiring Best Practices instruction, available at waterousco.com. Include the following when installing the priming pump: •...
Safety Introduction Product Overview Installation Operation Maintenance Connecting to Apparatus Power Priming Pump—24V Use the illustration and instructions to connect the priming pump to apparatus power. Refer to F-2825 Wiring Best Practices instruction, available at waterousco.com. Include the following when installing the priming pump: •...
Safety Introduction Product Overview Installation Operation Maintenance Connecting to Apparatus Power Dual Priming Pumps—12V Use the illustration and instructions to connect the a dual priming pump application to apparatus power. Refer to F-2825 Wiring Best Practices instruction, available at waterousco.com. Include the following when installing the priming pump: •...
Safety Introduction Product Overview Installation Operation Maintenance Connecting to Apparatus Power Dual Priming Pumps—24V Use the illustration and instructions to connect the a dual priming pump application to apparatus power. Refer to F-2825 Wiring Best Practices instruction, available at waterousco.com. Include the following when installing the priming pump: •...
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Extension Cable Priming Pump—12V Use the illustration and instructions to connect the extension cable to the priming pump. 1 Connect the white wire from the extension cable to the signal terminal on the priming pump terminal.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Extension Cable Priming Pump—24V Use the illustration and instructions to connect the extension cable to the priming pump. 1 Connect the white wire from the extension cable to the signal terminal on the priming pump terminal.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Extension Cable Dual Priming Pumps—12V Use the illustration and instructions to connect the extension cable to the priming pump. 1 Connect the white wire from the extension cable to the signal terminal on the priming pump terminal.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Extension Cable Dual Priming Pumps—24V Use the illustration and instructions to connect the extension cable to the priming pump. 1 Connect the white wire from the extension cable to the signal terminal on the priming pump terminal.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Priming Pump and Priming Valve Use the illustration and instructions to make the connections on a single priming pump and single priming valve application. 1 Install the outlet muffler if it is suitable to your application.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Multiple Priming Valves Use the illustration and instructions to make the connections on a multiple priming valve application. 1 Install the outlet muffler if it is suitable to your application.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Dual Priming Pumps Use the illustration and instructions to make the connections on a dual priming pump application. 1 Install the outlet muffler if it is suitable to your application.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Auto-Prime Push Button Switch Use the illustration and instructions to connect the standard push button switch to the priming pump cable. 1 Connect the priming pump connector (DT04-2P) on the switch to the priming pump connector (DT04-4P).
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Standard Push Button Switch Use the illustration and instruction to connect the standard push button switch to the priming pump cable. 1 Connect the priming pump connector (DT04-2P) on the switch to the priming pump connector (DT04-4P).
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Oversized Push Button Switch Use the illustration and instruction to connect the oversized push button switch to the priming pump cable. 1 Connect the priming pump connector (DT04-2P) on the switch to the priming pump connector (DT04-4P).
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Multiple Priming Valves Use the illustration and instructions to connect the push button switch to the priming electronics. Note: You can connect up to 6 solenoid controlled priming valves, each with a dedicated switch, in your application.
Safety Introduction Product Overview Installation Operation Maintenance Connecting the Priming Components Multiple Priming Pumps Use the illustration and instruction to connect the push button switch to the priming electronics. 1 Connect the priming-pump connector (DT04-2P) on the panel switch in your application to the priming pump connector (DT04-4P).
Safety Introduction Product Overview Installation Operation Maintenance Priming the Pump—Auto-Prime Switch Use the illustration and instructions to operate the priming system using the push button switch. Do the following when operating the primer: • Close all openings in the plumbing you are priming.
Safety Introduction Product Overview Installation Operation Maintenance Priming the Pump—Manual-Prime Switch Use the illustration and instructions to operate the priming system using the push button switch. Do the following when operating the primer: • Close all openings in the plumbing you are priming.
Over time, the wear on the housing and vanes diminishes pump efficiency. Replace wear items when the vacuum test is unable to produce a vacuum of 22 inHg. Make sure that no other leaks are hindering vacuum generation. Contact Waterous for the appropriate repair kit.
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Waterous Company 125 Hardman Avenue South South Saint Paul, MN 55075 (651) 450-5000 www.waterousco.com...