Victaulic 867-43T-PS Installation, Operation And Maintenance Manual

Pump suction pressure control valve

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INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
867-43T-PS Pump Suction Pressure Control Valve
• These products shall be used only in fire protection systems that are designed and installed in accordance with current, applicable National
Fire Protection Association (NFPA) standards, or equivalent standards, and in accordance with applicable building and fire codes. These
standards and codes contain important information regarding protection of systems from freezing temperatures, corrosion, mechanical
damage, etc.
• These installation instructions are intended for an experienced, trained installer. The installer shall understand the use of this product and
why it was specified for the particular application.
• The installer shall understand common industry safety standards and potential consequences of improper product installation.
Failure to follow installation requirements and local and national codes and standards could compromise system integrity or cause system
failure, resulting in death or serious personal injury and property damage.
REV_A
WARNING
• Read and understand all instructions before attempting to install any Victaulic products.
• Always verify that the piping system has been completely depressurized and drained
immediately prior to installation, removal, adjustment, or maintenance of any Victaulic
products.
• Wear safety glasses, hardhat, and foot protection.
Failure to follow these instructions could result in death or serious personal injury and property
damage.
I-867-43T-PS
HANG THESE INSTRUCTIONS ON THE
INSTALLED VALVE FOR FUTURE REFERENCE
I-867-43T-PS

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Summary of Contents for Victaulic 867-43T-PS

  • Page 1 INSTALLED VALVE FOR FUTURE REFERENCE WARNING • Read and understand all instructions before attempting to install any Victaulic products. • Always verify that the piping system has been completely depressurized and drained immediately prior to installation, removal, adjustment, or maintenance of any Victaulic products.
  • Page 2: Table Of Contents

    I-867-43T-PS / Pump Suction Pressure Control Valve / Installation, Operation, and Maintenance Manual TABLE OF CONTENTS SAFETY INSTRUCTIONS WARNING Hazard Identification ........3 •...
  • Page 3: Pressure And Flow Ratings

    . INSTALLATION A typical installation of the 867-43T-PS is where the valve is installed downstream of the pump with a pressure sensing line leading from the valve to the pump intake or suction pipe .
  • Page 4: Operation

    I-867-43T-PS / Pump Suction Pressure Control Valve / Installation, Operation, and Maintenance Manual OPERATION Standby The 867-43T-PS will remain fully open while the pump suction head or pressure level (Figure 2A, call out 4) at the pump inlet remains above the preset minimum . Figure 2A: Operation Drawing, Standby...
  • Page 5: Start Up

    In any of the following inspections or testing procedures, if an abnormal condition exists, see the troubleshooting section for possible cause and corrective action . The 867-43T-PS valve is to be inspected, tested, and maintained in accordance with this manual and with NFPA 25 . WEEKLY INSPECTION The system shall be inspected under flow conditions .
  • Page 6: Troubleshooting

    In cases where the filter screen frequently becomes blocked, install a filter with filtration capacity of at least 80 mesh / 250 µm . DIFFICULTY IN PERFORMANCE Where difficulty in performance is experienced, contact Victaulic Fire Protection Application Engineering at 610-559-3300 . REV_A...
  • Page 7 867-43T-PS Pump Suction Pressure Control Valve For complete contact information, visit victaulic.com I-867-43T-PS 20680 REV A UPDATED 07/2024 VICTAULIC IS A REGISTERED TRADEMARK VICTAULIC COMPANY AND/OR ITS AFFILIATED ENTITIES IN THE UNITED STATES AND/OR OTHER COUNTRIES. © 2024 VICTAULIC COMPANY. ALL RIGHTS RESERVED.

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