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SC1000 / 1760-1100 Crown-o-Matic Toggle Valve
SC1000 / 1760-1100 Crown-o-Matic Toggle Valve

SC1000 / 1760-1100 Crown-o-Matic Toggle Valve

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Short Koomey style pneumatic toggle Valve for crownomatic safety device. 

Replacement for following.

SC1000, 1760-1100, 75-00020.

Stainless  steel construction. Includes SC1016 Extension Arm.

A toggle valve is mounted in a track (for adjustment) above the drawworks drum and the toggle valve is actuated by extra line being wrapped on the drum. When valve is actuated the drum clutch on drawworks is disengaged and the mechanical brake is locked down by use of an air cylinder.

Installation of this safety device is very simple and may be installed on any existing drawworks. Installation may be made in the field with rig operating with a minimum of downtime.