Should low limit aquastat switch trigger circulation pump? — Heating

L7224 Aquastat Adjustment. Resideo Honeywell L7224U Aquastat Diagnosis Troubleshooting L7224U To enter the adjustment mode, press the UP, DOWN, and I buttons simultaneously for three seconds OPERATION General The L7224U Oil Electronic Aquastat Controller is a primary safety limit-rated device designed for use with oil

L7224 Aquastat Wiring Diagram
L7224 Aquastat Wiring Diagram from stewart-switch.com

Outdoor Reset with the L7224/L7248 is intended for all applications except for. These instructions contain information for use of Honeywell's L7224/L7248 Aquastat

L7224 Aquastat Wiring Diagram

Press the I button until the feature requiring adjustment is displayed: HL - High Limit; LL - Low Limit; Ldf - Low Limit Differential On the L7224U the High Limit, High Limit Differential, Low Limit, and Low Limit Differential can be adjusted to the settings recommended by the boiler OEM. To enter the adjustment mode, press the UP, DOWN, and I buttons simultaneously for three seconds

Honeywell Resideo L4006, L4007 Aquastat Controllers Manual. Outdoor Reset with the L7224/L7248 is intended for all applications except for. Press the I button until the feature requiring adjustment is displayed: HL - High Limit; LL - Low Limit; Ldf - Low Limit Differential

Honeywell Aquastatic L7224 Users Manual 69 1957 1 Series Oil Electronic. To enter the adjustment mode, press the UP, DOWN, and I buttons simultaneously for three. Adjusting Settings To discourage unauthorized changing of Aquastat® settings, a procedure to enter the adjustment mode is required