Magnetically Operated, Normally Closed

Provide Instantaneous Action When Energized

On Power Failure, Valve Closes in One Second Maximum

Use in any Position, Directly in Pipe Line or on Support Bracket

Replace the Solenoid Coil without Removing the Valve Body from the Piping Connections

Provide On-Off Control of Natural, LP and Manufactured Gases to Pilot Burners in Industrial and Commercial Applications

Provide Instantaneous Action When Energized

On Power Failure, Valve Closes in One Second Maximum

Use in any Position, Directly in Pipe Line or on Support Bracket

Replace the Solenoid Coil without Removing the Valve Body from the Piping Connections

Straight-Through Valve Pattern

Transformer powers low voltage control systems and provides overload protection

Low voltage terminal board provides convenient connections for thermostat and heating and cooling equipment wiring

Relay is easily replaced without disturbing wiring

Spring Returns Motor to Start Position on Power Failure

Drive Shafts Located on Both Sides of Motor

Adjustable Auxiliary Switch for Cascading Motors or Operating Auxiliary Equipment

Thermal Breaker for Overload Protection During Lifting Stroke or If Motor Stalls

Spring Return Motors for 2-Position Back Draft, Outdoor Air Changeover, Zone or Minimum Position Damper Control

Operate Outdoor Air Dampers for Combustion or Makeup Air in Residential and Light Commercial Applications

Operate Changeover Dampers for Heating and Cooling Systems

Operate Minimum Position Dampers for Ventilation and Similar Applications

Include Internal Spat Switch for Controlling Auxiliary Equipment, Additional Motors or to Provide a Burner Interlock Switch

Spring Returns Motor to Start Position on Power Failure

Drive Shafts Located on Both Sides of Motor

Adjustable Auxiliary Switch for Cascading Motors or Operating Auxiliary Equipment

Thermal Breaker for Overload Protection During Lifting Stroke or if Motor Stall

WT8840 Water Heater Control is Designed for Use in Standing Pilot Applications Using an Immersion Well for Water Temperature Sensing

The WT8840 is Powered from a Thermopile Heated by the Standing Pilot Flame

Temperature Control as Well as Water Temperature Limit Function

Compact Size

Solenoid-Operated First Automatic Valve Opens on Thermostat Call for Heat, Closes When Call for Heat Ends

Diaphragm Operated Second Automatic Valve Opens Under Control of Regulator, Closes If Gas or Power Supply is Interrupted

All Adjustments, Wiring Connections and Pilot Outlet are Accessible from Top of Control

Adjustable Servo Regulator Effectively Maintains Almost Constant Gas Output Pressure Under Wide Fluctuations in Gas Supply Pressure

On-Off Lighting Sequence