Valve Orientation for Standby Pump Operation for Tough Tanks

• The Standby Pump substitutes for either the process pump or the tower/evaporator pump on occasions when service and/or maintenance is required on these pumps.
• The standby pump is connected to the process and tower/evaporator pumps via the standby pump manifold. A series of suction and discharge valves control the flow of these pumps.
• 
• Use this chart to correctly open/close the suction and discharge valves for standby pump operation.

• Normal Operation
• Valve A : Open
• Valve B : Closed
• Valve C : Closed
• Valve D : Open
• Valve E : Open
• Valve F : Closed
• Valve G : Closed
• Valve H : Open

• Standy Pump Operation for Tower/Evaporator Pump
• Valve A : Closed
• Valve B : Open
• Valve C : Closed
• Valve D : Open
• Valve E : Closed
• Valve F : Open
• Valve G : Closed
• Valve H : Open

• Standy Pump Operation for Process Pump
• Valve A : Open
• Valve B : Closed
• Valve C : Open
• Valve D : Closed
• Valve E : Open
• Valve F : Closed
• Valve G : Open
• Valve H : Closed

For more information about valve orientation for Chilled or Tower water systems, call the Advantage Sales Department at 317-887-0729.

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