Excerpting from honeywells manual for this controller, the l8148 aquastat relays are immersion type hydronic controllers that combine high limit protection with switching relay control of burner and circulator motors. Replacement parts immersiontype controllers that combine high limit protection with. Understanding the functionalities of honeywell aquastat relay l8148j. How do you fix a 1994 nissan sentra manual transmission that you. Database contains 2 honeywell aquastat l8148e manuals available for free online viewing or downloading in pdf. The honeywell homeresideo l8148j1009 aquastat relay immersion type controller is an immersiontype controller that combines high limit protection with switching relay. Internal schematic and external connections for l8148j with either low voltage or millivoltage gas valves. Loosen screw that holds the aquastat to the sensor well. Honeywell l8148j is a vertical or horizontalmount aquastat switching a millivolt circuit such as found on gas control valves often an alternative case is available to convert vertical to horizontal mount for these controllers. On manual, the burners run all the time but should shut off at the limit setting. Last october i had a new honeywell aquastat relay type l8148j installed on my gas fired boiler. Honeywell aquastat l8148e manuals and user guides, relays. View and download honeywell aquastat l8148a installation instructions manual online. A link to the installation and operating guide and cross reference manual from honeywell is give in the article above.
The honeywell coldstart aquastat on my buderus g2154 is making a buzzing noise when the relay is engaged. The buzzing sort of calms down when i shut the power and reset the system, but it. Honeywell l8148e 1265 aquastat relay replaced on gas boiler. Honeywell technical support information, product brochures and more. Honeywell l8148j1009 aquatstat relay 120 240f low volt. Text in help dialog, to be determined by the business. How do you replace a honeywell type l8148a aquastat. View and download honeywell v8043 instruction manual online. How do you replace a honeywell type l8148a aquastat answers. Instructions to replace honeywell l8148e1278 with l8148j1009 1. User manuals, guides and specifications for your honeywell aquastat l8148e relays. Understanding the functionalities of honeywell aquastat.
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