Manual Operators.PDF

LEVER HANDLE & NOTCH PLATE
Ten position lever lock handles for sizes 2” - 12” provides positive disc positioning and features a padlocking provision as a standard. Our unique trigger design prevents the handle from coming off the shaft when installed in an inverted position.

GEAR ACTUATOR
For applications requiring a gear actuator, CHALLENGER offers our ‘DG’ series of worm gear actuators for valve sizes 2” - 48”.

MECHANICAL ACCESSORIES
CHALLENGER offers a complete line of mechanical accessories including chainwheel & sprocket, torque tube & input shaft extension, 3-way linkage assemblies for change over or mixing applications.

SERIES MOA -
DECLUTCHABLE MANUAL OVERRIDE DESIGN FEATURES
The Challenger Series MOA Manual Override units employ a declutchable worm and worm wheel mechanism, and are specifically designed for use with double acting or spring return pneumatic/hydraulic actuators.

The MOA Series feature a rugged cast iron enclosure hardened carbon steel worm and ductile segment.

All units are grease packed, lubricated for life and sealed to IP65. Input shaft plunger travel stops and all exterior fasteners are stainless steel for maximum corrosion resistance.