SPECIFICATIONS Electrical Ratings: Voltage: 120 Vac, 60 Hz. 0000069135 00000 n If the boiler temperature is actually over 200F then on a normal residential heating boiler the temperature and pressure relief valve should open and spill. I have a Honeywell L8124a, c Aquastat and I was wondering what adjustments of the high, low and differential settings would be in my best intrest as far as efficiancy is concerned. - Answered by a verified HVAC Technician. 0000001655 00000 n 2. We use cookies to give you the best possible experience on our website. Failure to follow Electrical Ratings: them could damage the product or cause a hazardous condition. Summary of Contents for Honeywell Aquastat L8148A. furnaces@eastlink.ca 0000063427 00000 n : Honeywell Honeywell-Aquastat-L8148A-Instruction-Manual-120096 honeywell-aquastat-l8148a-instruction-manual-120096 honeywell pdf . The L6188A are control thermostats with external control dial. 3.2 out of 5 stars 3. Phil. 24V BURNER AND CONTROL CIRCUIT. Honeywell Aquastat Settings?? trailer Honeywell L4006A2007 Aquastat Controller, High/Low Limit . Call for heat is in the HI limit control area. 0000069217 00000 n This Honeywell L7224U-1002 Universal Electronic Oil Aquastat with EnviraCOM Communication electronically monitors and controls circulator, burner, and boiler temperatures and provides electronic temperature sensing in an oil-fired hydronics heating appliance (not included), and is UL recognized. The aquastat is a Honeywell L8124C and probably about 15 to 20 years old . I have a Honeywell Electronic Aquastat L7224 /L7248 My question is how do I adjust the low limit I've read and followed the directions pushing all 3 buttons for three seconds and then pressing the I button until the feature that needs adjusting appears but the only ones that come up are HL which is at 180 degrees, tt which is on, and C-F which is at F bt is reading temperature but I … Click on the image to enlarge, and then save it to your computer by right clicking on the image. Honeywell L7248C Pdf User Manuals. Adjust the control point to correspond with the boiler The aquastat monitors the water temperature in the boiler through the use of a copper bulb that stays in contact with the water inside the boiler and that shuts down the boiler automatically if the low- or high-temperature set point is exceeded. One of the features of a hot wat… This is where all of the temperature control for the system, except for room comfort settings, is determined. Honeywell Aquastat Wiring Diagram – honeywell aquastat l4006 wiring diagram, honeywell aquastat l4006a wiring diagram, honeywell aquastat l6006a wiring diagram, Every electrical arrangement is made up of various distinct pieces. Understanding how the controller works can help users who are uncertain of why their boiler is shutting down unexpectedly. 0000063833 00000 n 0000042861 00000 n Step 3 Alter the low limit set point if the water heater turns off when the high limit point is set to 140 degrees and the water temperature on the water heater is below 140 degrees. L8148E is available with a plug and 50 VA transformer for INSTALLATION use with Honeywell Smart Valve SV9500/SV9600. If your thermostat is connected to a furnace, check the furnace door. you can find details about these processes in the Honeywell programmable thermostat manual. A celebration of absolutely splendid jugs. The liquid filled temperature probe is designed to be inserted into a well in a heat exchanger or pipework. Page 8 ® L7224U OIL ELECTRONIC AQUASTAT CONTROLLER Table 3. But readers looking for specific aquastat control information should always first try the control manufacturer. I see no future in buying the older style Aquastats as this works fine, completely electronic and is cheaper than buying the old style Honeywell which though in stock at HD at my store are more than $100 in cost compared to this electronic model .Honeywell L7224U-1002 Universal Electronic Oil Aquastat .. 0000061643 00000 n The controller and limit heads are provided with a jumper to minimise wiring. control is L8124A, C The HI setting on the Honeywell control panels is set to 200F and the LOW setting is at 180F. Follow the appropriate wiring diagrams when using zone valves. Aquastat® Controllers are immersion type devices for limiting or regulating the temperature of liquids in boilers, storage tanks, and other applications where temperature control is required. Your right, I understand that there could be a difference, but even so, the difference should somewhat track on the temperature guage when I set the HI to 200 versus setting it to 180. LL - Low Limit. All I'm asking is, should I set the high limit to 180 and move the diff. This ensures highly responsive temperature control. View and Download Honeywell L7224U installation instructions manual online. Discussion Starter • #1 • Oct 17, 2010. Press the I button until the feature requiring adjustment is displayed: HL - High Limit. 0000041139 00000 n Do not use these Aquastat@ Relays where the pressure can exceed 100 psi (690 kPa) on the bulb if inserted directly or 200 psi (1380 kPa) when using an immersion well, or where the ambient temperature can exceed 1500F (660C) at the case or 2650 F (1290C) at the sensing Honeywell and M Aquastat@ Relays INSTALLATION INSTRUCTIONS SPECIFICATIONS Do not use these Aquastat@ Relays where the pressure can exceed 100 psi (690 kPa) on the bulb if inserted directly or 200 psi (1380 kPa) when using an immersion well, or where the ambient temperature can exceed 1500F (660C) at the case or 2650 F (1290C) at the sensing Honeywell and M Aquastat@ Relays INSTALLATION INSTRUCTIONS SPECIFICATIONS Download Installation instructions manual of Honeywell Aquastat L4006A Thermostat for Free or View it Online on All-Guides.com. Set the thermostat's system switch to the right, or 'Heat,' setting if the unit is fitted with a sub base. Features For horizontal or vertical or strap-on mounting. %%EOF Power: 7 VA maximum at 120 Vac plus external loads. Adjust the thermostat dial until the setting exceeds room temperature; the system should start blowing hot air. 0000024006 00000 n 11,671 satisfied customers. 0000024297 00000 n 800-818-3201 . Open the PDF directly: View PDF . 0000027902 00000 n It has an external adjustment screw that permits easy setting and an immersion element that can be inserted horizontally or vertically. Press them again to return to Fahrenheit units. Adjust the control point according to the system manufacturer recommendations. Fax: (902) 597-3797 As of now I have the High set at 185 and the low at 165. The burner does not fire unless I hold the relay down. As of now I have the High set at 185 and the low at 165. Press the I button until the feature requiring adjustment is displayed: HL - High Limit. SEE CLOSE UP PICTURE FOR DETAIL. L7224U controller pdf manual download. Adjust the thermostat dial to the farthest point toward the left to check the system's heating operation. Its been sitting in for six years on the boiler in a abandoned house.. I'm not sure if the round dial is the high limit or if the clip on the dial is. Guide to the Honeywell L8148-series aquastat controls on heating equipment: Features & applications for the L8148 Aquastat and links to product features & wiring or installation instructions for this and other Honeywell aquastats in current use for oil or gas fired heating equipment as well as some electric boiler equipment. SPECIFICATIONS When Installing This Product… 1. 0000068994 00000 n This parameter is set via the 3 digit display (see Adjusting Settings section of this document). 0000041332 00000 n The DIFF (I don't know exactly what that control supposed to do) looks to be set at 13 degrees (between 10 and 15 degrees). Oil Electronic Aquastat ... Set High Limit, Low Limit and Differential to the set-tings recommended by the boiler OEM. 0000001823 00000 n I set the aquastat to 160 low and high temp reaches 200 .So it's about 40 degrees off . and perhaps the company can give you a manual; or see these product specs Degree, Mech Engr Technology. 4.1 out of 5 stars 8. 7. 0000067677 00000 n Previous page. Turn off all power and: 1. This is how I fixed a Honeywell aquastat computer board. Adjust the control point to correspond with the boiler manufacturer recommendations. Going to check the temp reading when boiler comes back on,set to 140 low to still give it 20 degree diff from the high even though the high temp is way off maybe due to hard water buildup or something on the sensor on the aquastat .What might be a better Aquastat if I ever change the one I have ? The high limit is set to give you enough heat on cold days. Anon, Thank you for askng. WARNING Electrical Shock Hazard. Replace the cover on the Aquastat Controller. 0000001858 00000 n 0000066155 00000 n Honeywell Corporation, control installation guides for Honeywell aquastats and other heating and cooling controls: see http://customer.honeywell.com, Honeywell L4008E Aquastat high limit,manual reset, aquastat controller instructions, Honeywell L4006, Manual Reset Strap-On Aquastat (high limit control, 100 to 240 °F) [we consider strap on controls less accurate and reliable than immersion type sensor controls; these were commonly found on older heating boilers including the GE series downfired boilers], Honeywell L4026B Aquastat control instructions (contact Honeywell Corporation) Here is some basic description of the Honeywell L4026B control, also available at www.honeywell.com, Honeywell L6191 Dual aquastat immersion thermostat, also available at www.honeywell.com, Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the, Boilers, Boiler Conversions, James E. Brumbaugh, ISBN 0-672-23389-4 (v. 1) Volume II, Oil, Gas, and Coal Burners, Controls, Ducts, Piping, Valves, James E. Brumbaugh, ISBN 0-672-23390-7 (v. 2) Volume III, Radiant Heating, Water Heaters, Ventilation, Air Conditioning, Heat Pumps, Air Cleaners, James E. Brumbaugh, ISBN 0-672-23383-5 (v. 3) or ISBN 0-672-23380-0 (set) Special Sales Director, Macmillan Publishing Co., 866 Third Ave., New York, NY 10022. Reply: how to adjust or set the Honeywell L7224U Aquastat . Product description STRAP ON 65F-200FTR/AD 5F-30F Customers who bought this item also bought. The L6188 Aquastats are primarily designed for application on water filled heating and hot water systems in domestic and commercial premises. Record the High Limit setting at the time of installa- tion in the text box provided on the cover insert label. LL - Low Limit. 0000027401 00000 n Also for: Aquastat l8148j, Aquastat l8148e. Check the foot note (1). The Honeywell Triple Aquastat relay for temp. • Visible control point scale and external adjustment screw permit easy setting. 0000000016 00000 n 0000069408 00000 n 0000002052 00000 n Reply: how to adjust or set the Honeywell L7224U Aquastat To enter the adjustment mode, press the UP, DOWN, and I buttons simultaneously for three seconds. A19ABC-11C In-Stock. 120V CIRCULATOR CIRCUIT. 0000025469 00000 n Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. L7224/L7248 Controller Operating Sequence. So i set my differential to 10 down from 15 since i have a broken coil that i'm not using and trying to save heating fuel and money here in Maine where it's a long winter usually . How To Set Honeywell L8148E Aquastat, Aquastat Relay L8148e Troubleshooting, How To Adjust A Honeywell Aquastat, Triple Aquastat Setting, What Is The Setting For A Honeywell L4080b-1352 Aquastat, How To Adjust Honeywell Aquastat Relay, Honeywell Aquastat Settings, Aquastat Relay, How To Adjust … The Honeywell Aquastat Controller is an immersion-type device for limiting or regulating the temperature of liquids in boilers, storage tanks and other applications where temperature control is required. Aquastat L8148A relays pdf manual download. Ranco Wiring Close-up.