Series 4 tamper resistant cover, control kit

991003 : Series 4 tamper resistant cover, control kit
Technical Features [ + ]

Sun's tamper resistant cover is a zinc plated steel cover which press-fits onto the L Control cartridge shoulder. Valves may be ordered in this configuration from Sun by specifying a C control in the model number. The pressure setting must be specified at the time of the order and the setting will be stamped on the cartridge hex. Sun kits for replacement parts or field conversion are available.

  • For use on all Sun cartridges with an L control (except MBI* and MWI*).
  • The tamper resistant cover is designed to be a non-removable item. Once removed, it can not be re-assembled to the cartridge.
Technical Data [ + ]
Title Tamper Resistant Cover Kit - All ModelsTamper Resistant Cover Kit - All Models
For Cartridge Models Series 4Series 4
Material Zinc Plated SteelZinc Plated Steel
Cover inside diameter 1.56 in.39,6 mm
Length 1.75 in.44,5 mm
Valve Hex Size 1 5/8 in.41,3 mm
Notes [ + ]
  • Adjust valve to desired setting and tighten locknut.
  • Using an arbor press or a soft hammer, install cover until it seats on cartridge hex (press fit).
  • Press fit required between cartridge shoulder and cover.
Additional Resources [ + ]