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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, foot protection, and hearing  protection.
Failure to follow these instructions could result in death or serious  personal injury and property damage.

I-725S

REV_B

I-725S

INSTALLATION AND OPERATING INSTRUCTIONS

Series 725S Diverter Valve

Summary of Contents for 725S Series

Page 1: ...d and drained immediately prior to installation removal adjustment or maintenance of any Victaulic products Wear safety glasses hardhat foot protection and hearing protection Failure to follow these instructions could result in death or serious personal injury and property damage I 725S REV_B I 725S INSTALLATION AND OPERATING INSTRUCTIONS Series 725S Diverter Valve ...

Page 2: ...Ring 10 Backup Ring 11 Lower Shaft Bearing 12 Body Seal 13 Body 14 Thrust Bearing 15 Adjusting Nut 16 Counter Nut 17 Hex Socket Head Cap Screw 18 Hex Nut 19 Set Screw 20 Top Seal 21 Backup Ring 22 O Ring ASSEMBLY OF THE HANDWHEEL Gear Input Shaft Key Circlip Handwheel 1 Place the key onto the gear input shaft 2 Install the handwheel over the gear input shaft 3 Attach circlip in front of the handwh...

Page 3: ...ny other external loads Using both lifting lugs support the valve to ensure balanced loading In addition a cradle or cribbing can be used to provide increased support WELDING TO SERIES 725S DIVERTER VALVES AND COUPLINGS IS NOT PERMITTED ACTUATOR SETUP Always refer to the actuator manufacturer s manual for complete setup and operating requirements Actuators are designed to operate within the parame...

Page 4: ...use premature valve wear and leakage resulting in property damage and voiding any Victaulic warranty 4 Once flushing is complete return valve to backfill service location and resume backfill operation DUMP SERVICE To evacuate backfill from the borehole and piping upstream of the valve in the event of a system blockage downstream of the valve complete the following steps 1 Shut down backfill pump g...

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