Series 751 FireLock
®
European Alarm Check Valve Stations
15
5. Torque all cover bolts in an even, crossing pattern. Refer
to the “Cover Bolt Torque Requirements” chart on this page for
the required torque values. DO NOT over-tighten the cover
bolts.
Cover Bolt Torque Requirements
6. Place the system back in service by following the “Placing
the System in Service” section, starting on page 6.
Valve
Size
Torque
N•m
DN 100 136
DN 150 156
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