• 125 VA pilot duty rating
• 4-1/8" length insertion
• Packless bellows
• Dual precision switches for dependable operation of the low water cut-off and an alarm or electric water feeder
• For mounting in 2-1/2" NPT boiler side tappings
• Adjustable Bx outlet for easy installation

B106

B109-5

• Flo-cheks allow heat to flow only into the zones that are calling for heat
• Thumb screw can be manually opened for gravity feed applications if the main circulator stops operating
• Taco flo-cheks open automatically when the circulator starts running
• Water or water/glycol media

241

222-2

383500600

CO-11

• Low maintenance - no moving parts to wear or hang up, as in float devices
• Advanced solid state design - high quality, economical boiler protection
• Delayed burner shutdown - 15 sec off-time delay in low water condition prevents burner short cycling due to surging and priming
• Probe plus 30 - 30 sec on-time delay allows solenoid valves and automatic feeders to bring feed water past the probe to a safe operating level
• Automatic reset - automatically restarts the boiler after 30 sec on-time delay when water reaches the probe
• Low water indicating light
• Direct boiler mounting - eliminates blowdowns
• SPDT switch contacts
• NEMA 1 control housing

B103-39

CO-12

L4006E1125

• Totally enclosed micro switch snap-acting switches operate on temperature rise to setpoint
• Visible control point scale and external adjustments screw permit easy setting
• Direct or well immersion of the sensing element
• Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications

L4080B-1352

R80-30

R80-40