Johnson Controls MP845D001F Valve Actuator R-410A Once the system cools to

Once the system cools to the 140°F cut-in point

Multi-Try Ignition: The three-trial sequence increases the success rate of burner start-ups in systems with marginal gas pressure or air-pocket issues

Delivering 50 in-lb of torque

it is highly recommended to use the 34M77 1

and the main firing control

Johnson Controls MP845D001F Valve Actuator R-410A Once the system cools toJohnson Controls MP845D001F 4 8 PSI Spring Range, 1 1 8" Stroke, 1 4" OD Barbed Fitting Air Connection, 25 PSI Max Control Pressure, Spring Return Stem Up, Pneumatic Valve Actuator (50 Square Inch) with Mounting Kit This item is not qualify for free shipping