If hayward heater code

Hayward pool heaters display an “if” code when the pressure switch is not closed. This is caused by insufficient water flow, closed valves, air in the system, or a clogged filter. It is important to identify and fix the issue …

If hayward heater code. How To Read Serial Number & Date Codes Heat Pumps, Heaters*, Filters, Pumps 2005 & Forward (21) 120-402-000002006 Pictured above is the new Hayward ID Tag that will replace our current serial number system. To the left is an explanation of The 6th -8th number will be the year & month. Example: 402=2004, Feb 405 = 2004, May 501 = 2005, Jan 502 ...

Failure to heed the following may result in damage to equipment. Service by unauthorized personnel will void the heat pump warranty. AIR TEMP SENSOR OPEN or AIR TEMP SENSOR SHORT. CLOCK LOW BATTERY. DEFROST1 SENSOR OPEN or DEFROST2 SENSOR OPEN. DEFROST1 SENSOR SHORT or DEFROST2 SENSOR SHORT. ERROR AT PRIMARY UNIT. HIGH PRESSURE FAULT.

Our network of certified personnel can help you build your pool, recommend a product, repair a faulty product, and test your water. Find a professional near you. Hayward offers environmentally responsible, cutting-edge pool and spa equipment for residential and commercial, in-ground and above-ground pools.The Hayward heater LO code is one of the most common Hayward heater error codes. The possible causes behind this error message are- a dirty pool filter, water … Heater will not power up Pages 14-22 Open FC1 and/or FC2 Fuse Pages 23-24 Open FC3 and/or F1 Fuse Pages 25-28 Open FC4 Fuse Pages 29-31 Diagnostic Codes Page 32 BD Code Pages 33-34 EE and CE Codes Page 35 IO and SB Codes Page 36 SF and HS Codes Page 37 HS and PF Codes Page 38 HF Code Page 39 LO Code Pages 40-43 To fix the issue of your OmniLogic losing connection, try these steps: 1) Turn off power at the breaker. 2) Turn the power back on and let the system reboot. This simple power cycle should reconnect the system to the Wi-Fi network. It may also be caused by wireless interference or a weak signal from your router.Hayward Pool heater LO errorHayward 400 bo code. texasstig. Mar 13, 2021. bo code hayward heater failure - remote not firing heater. Jump to latest Follow Reply. Forums. Equipment - Build, Use, and Repair. Everything Else. T.Turn the thermostat all the way up on the heat pump. These units are not compatible with 3 wire remotes. For 2 wire air switch installations remove the jumper between terminals 1 & 2 and replace it with the 2 wires from your switch. Set the thermostat on the heat pump to the desired temp. Wiring Diagram HPABG / HP380.SPECIFICATIONS AND DIMENSIONS H500FD H400FD H250FD H200FD H150FD BTU/hr 500,000 399,900 250,000 199,900 150,000 Thermal efficiency 83% 84% 84% 83% 82.7%

To fix the issue of your OmniLogic losing connection, try these steps: 1) Turn off power at the breaker. 2) Turn the power back on and let the system reboot. This simple power cycle should reconnect the system to the Wi-Fi network. It may also be caused by wireless interference or a weak signal from your router.Answering a viewers request on how to add and program a newly installed heater to a Hayward OmniLogic Automation system.Adjust the water flow or call a professional if the pressure is too low. Clean the Filter: A dirty or clogged filter can cause Hayward Heater CE Code errors. Clean the filter thoroughly and replace it if necessary. This will improve the heater’s efficiency and prevent future issues. Inspect the Ignition System: If the above steps do not ...PREMIUM PERFORMANCE: The Hayward Universal H-Series 200,000 BTU Natural Gas Heater delivers fast premium heating performance for years of reliable, long-lasting comfort. CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water chemistry.The Universal H-Series 400,000 BTU Natural Gas Pool & Spa Heater from Hayward provides reliable, long-lasting comfort for pools and spas with a surface area up to 1,200 ft. Built with a durable cupro nickel heat exchanger, it offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry, ensuring you ...For more information, questions or concerns: Permit Center. Ask Us question or Start an Application. 005_Residential-Water-Heater-Replacement121322.pdf.Sep 15, 2020 ... Bad ribbon cable plus broken vacuum sensor hose and to top it all off, some critters found a nice cozy home! "CE" code is normally fixed by ...

Do you want to learn how to fix a pool heater with a p5 error? Watch this video to see how a pressure valve can solve the problem. You will also find tips and tricks for pool maintenance and ...Dealing with the Hayward Heater HS IO code can be challenging, but with the right knowledge, preventive measures, and a willingness to explore advanced options, you can maintain a reliable and safe heating system for your pool or spa. Remember that safety should always be a top priority when working with gas appliances, and don't hesitate to ...My hayward H250FDN pool heater runs for about a minute then the code comes up LO. I had a technician out and he checked all the safetys and they were good. I had patched a hole in the heat exchanger j …The tech did the install and ran the heater only for a few minutes to check for ignition and stuff. He had done some other plumbing work so he didn't want to run in too long, or the pool pump either, so that the PVC glue really had some time to cure. The heater is a 400,000 BTU Hayward Universal HC Series Model HDF400 Pool Heater.Pacific Gas & Electric Company (PG&E) Water Heater Rebates. PG&E offers a $125 rebate for gas storage water heaters with an efficiency rating of .67 or more. PG&E offers a $300 rebate for electric heat pump water heaters with an efficiency rating of 2.0 or more. *Tankless water heaters do not qualify.

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Savings: $17.00. Add To Cart. Hayward FDXLTER1930 Thermistor Fits Universal H-Series. FDXLTER1930 Fits Hayward universal H-series low nox pool heater models. Our Price: $52.00. Sale Price: $41.00. Savings: $11.00. Add To Cart. Hayward FDXLTER1931 Thermistor Fits New Universal H-Series.Main Takeaways. When troubleshooting a pool heater, check the power, temperature settings, filter, pool pump, and plumbing valves. Some common issues with gas pool heaters are with the pilot light, leaks, dark exhaust, and rust. I recommend contacting a professional to help with complex fixes such as electrical, plumbing, or motor issues.Key Takeaways. The P5 code on Hayward pool heaters indicates a problem with the pressure switch. Common causes of the P5 code include clogged filters, improper water flow, and electrical issues. Troubleshooting steps for the P5 code involve checking water pressure, inspecting the heat exchanger, and verifying the gas supply. Are you experiencing a LO code on your Hayward H-Series pool heater? If so, give this video a watch for a few basic tips on how to work through the issue you... TriStar® VS 950 variable-speed pump has been upgraded with a chemical-resistant Viton® seal and a 3-year warranty. And like all TriStar VS pumps, TriStar VS 900 can save up to 90% on energy costs, an average of $1500 per year, compared with traditional single-speed units, paying for itself faster than larger, more expensive models.Hayward Heater LO code. Thread starter joeg679; Start date Jul 19, 2023; Jump to latest Follow Reply Forums. Equipment - Build, Use, and Repair. Pumps, Filters, and Plumbing . 1; 2; Next. 1 of 2 Go to page. Go. Next Last. J. joeg679 Member. May 28, 2017 21 NJ. Jul 19, 2023; Add bookmark #1 Hello, I was getting a Lo code on my heater …

Lo code new Hayward Heater. CCBRENNER; Jun 28, 2023; Everything Else; Replies 4 Views 183. Everything Else Jun 28, 2023. CCBRENNER. C. B. Constant issues with Hayward H250FDN Heater for 2500 gallon Spa...now LO code. bobby2175; Jun 11, 2023; Everything Else; Replies 7 Views 219. Everything Else Jun 11, 2023. …Aug 6, 2021 ... ... If you are international - please add a ... How to Run a Successful Heat Pump Service Call With Multiple Failures - Hayward Pool Heater Repair.Heater will not power up Pages 14-22 Open FC1 and/or FC2 Fuse Pages 23-24 Open FC3 and/or F1 Fuse Pages 25-28 Open FC4 Fuse Pages 29-31 Diagnostic Codes Page 32 BD Code Pages 33-34 EE and CE Codes Page 35 IO and SB Codes Page 36 SF and HS Codes Page 37 ... Hayward Part # FDXLFSKF30 (Qty. 10) Step 1:Installation in Combination with Solar or Gas Heaters 10 Using an External Controller 11 ... Meaning of Display Codes 18 Troubleshooting 19 Requesting Assistance or Service 21 Maintenance 22 Winterizing 22 Heat Pump Pool Heater Limited Warranty 23 International Warranty 24 Warranty Card Registration 25. Thank you for buying a Hayward pool heat ...View and Download Hayward Universal H-Series Low NOx owner's manual online. POOL AND SPA/HOT TUB HEATERS. Universal H-Series Low NOx heater pdf manual download. Also for: H250fdn, H250fdp, H350fdn, H350fdp, H400fdn, H400fdp. Heater will not power up Pages 14-22 Open FC1 and/or FC2 Fuse Pages 23-24 Open FC3 and/or F1 Fuse Pages 25-28 Open FC4 Fuse Pages 29-31 Diagnostic Codes Page 32 BD Code Pages 33-34 EE and CE Codes Page 35 IO and SB Codes Page 36 SF and HS Codes Page 37 HS and PF Codes Page 38 HF Code Page 39 LO Code Pages 40-43 How do I reset my Hayward pool heater? Resetting a Hayward pool heater is a very simple process. Just follow these steps: 1) Turn off the power to the pool heater by shutting off the breaker switch. 2) Disconnect the wires from the terminal block. 3) Remove the cover of the terminal block.Available in 150,000, 200,000, 250, 000, and 400,000 BTUs, the Universal H-Series heater can raise the temperature of an 800-gallon pool 30 degrees in less than an hour—you'll feel the benefits the moment you step into the water. The Hayward Universal H-Series Low NOx can be added to inground pool kits sold by Pool Warehouse!Joseph is an HVAC technician and a hobbyist blogger. He’s been working as an HVAC technician for almost 13 years, and he started blogging just a couple of years ago.

Turn off the pool heater using the power switch or breaker. Wait for at least 30 seconds to ensure the heater completely powers down. Turn the power back on and observe the display board. If the display board is functioning properly, it should show the default screen or a startup message.

Remove front & rear panels Remove wires from limit switches. Step 13. Remove the 4 screws from the bottom of the front and rear panels and pull up and out to remove each one. Step 14. Use needle nose pliers to remove the 2 red wires from each of the high limit switches. Remove wires from water pressure switch.On 1/27/2010 at 7:57 AM, txpoolguy said: CE code indicates "Communication Error". Problem is communication between integrated control board and display board. Display board (DB) is the one mounted on the backside of the keypad. Integrated control board (ICB) is the one back in the heater behind the display board.My Hayward 400K heater has worked intermittently for 1.5 days. It brought pool up to temp, but now, keeps getting IF code and wont restar ... Our hayward pool heater is showing code. E 03 01. E 03 01.Hayward H-Series Low NOx Induced Draft H400IDL pool heater parts are available at Parts4Heating. We carry Hayward H400IDL control boards, flame sensors, pressure switches and many other replacement components. Both homeowners and HVAC professionals count on us for fast shipping and accurate orders.Are you experiencing a LO code on your Hayward H-Series pool heater? If so, give this video a watch for a few basic tips on how to work through the issue you...View online or download Hayward H250FDP Owner's Manual, Troubleshooting Manual ... Brands; Hayward Manuals; Heater; H250FDP; Hayward H250FDP Manuals. Manuals and User Guides for Hayward H250FDP. We have 6 Hayward H250FDP manuals available for free PDF download: Troubleshooting ... Diagnostic Codes and Part Numbers. 19. Troubleshooting Guide. 20 ...Diagnostic Codes and Part Numbers 19-20 1. Heater not powering up 21-26 2. Open FC1&/FC2 Fuse 27-28 3. Open FC3&/F1 Fuse 29-31 4. Open FC4 Fuse 32-33 5. "D" ode 34-35 ... Hayward Part # FDXLFSK19F30 (Qty. 10) G . The control continually compares the set temp to the actual water temp. WhenThe Universal H-Series 400,000 BTU Propane Gas Pool & Spa Heater from Hayward provides reliable, long-lasting comfort for pools and spas with a surface area up to 1,200 ft. Built with a durable cupro nickel heat exchanger, it offers exceptional protection against corrosion and premature failure caused by unbalanced water chemistry, ensuring you ...

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Hayward 250 pool heater throwing AO code. Replaced control board, blower motor, pressure switch, igniter. Still not turning on. ... HeatPro Heat Pump 140k BTU. Hayward. SKU: HP21404TC. High performance, energy-efficient HeatPro heat pumps quietly and economically maintain the ideal water temperature at all times. Add to Compare. Add to Export. Overview. Specifications. Install a Hayward replacement for any competitor's pump, heater, filter or other select items. SNAP Snap clear photos of the before & after installation products, the Hayward replacement serial number, and the installation invoice.I have a Hayward Pro Heat pump HP13023646 it is 11 months old. Started pool up yesterday, and it fired right up. a few minutes later the code "HP" appeared. the unit shut down for a few seconds and started back up. it runs... you hear it kick in for a few seconds to a minute and then this shut down start up repeats.First, Power cycle the Omni Controller by selecting the power button at the bottom left of the screen, followed by pressing the shutdown option. Once the controller display is shutdown, turn power off using the breaker, wait 60 seconds and power back up. Wait 3 minutes and then check to see if the connection has been re-established.Set both the pool and spa desired temperature on the heat pump before turning on the remote. Once the remote is calling for pool or spa you will not be able to change the function on the heat pump without turning the remote off. Use Terminals 1 and 2 for 2 wire remote connection. Use Terminals 3,4,& 5.Many choose Hayward pool heaters to keep their pool water comfortable and warm. However, sometimes these heaters can experience issues that require a reset. To reset your Hayward pool heater, you'll need to turn off the power, wait a few minutes, and then turn it back on again. This simple process can resolve many common […]How To Read Serial Number & Date Codes Heat Pumps, Heaters*, Filters, Pumps 2005 & Forward (21) 120-402-000002006 Pictured above is the new Hayward ID Tag that will replace our current serial number system. To the left is an explanation of The 6th -8th number will be the year & month. Example: 402=2004, Feb 405 = 2004, May 501 = 2005, Jan 502 ...Start heater again. Does low side pressure drop below 30 psi for R-22 unit or 80 psi on a R-410A unit? Figure C. Replace LP switch. See Note 2 below NO Abandon existing switch on Hayward R-22 units. Replacement switch is a screw on switch. Use a swivel tee on the low side access port. On Summit and R-410A (4T) Hayward units the existing switch ...May 26, 2011 · Pa. May 26, 2011. #1. Hi everyone, I am hoping you can help me out! I have a Hayward H400 IDPL2 heater - when we opened this year I got an IF code so I cleaned out the nozzles and checked the gas levels. After no luck lighting - I replaced the ignitor. After I replaced the ignitor - I then got a CE code. ….

this part does not fit hayward low nox h series h250fdn pool heaters. look at the picture, the threads are way bigger. the description clearly says it does fit hayward h250fdn, dont waste your time. the description also says it is a hayward part but look at the difference from oem part to this in picture, not the same. false advertising.1 How to Read Hayward Serial Numbers and Date Codes. 1.1 Pumps, Filters, Cleaners, Heaters, Heat Pumps, some Incandescent Lighting and Accessories; 1.2 Controls, Electronic Chlorination, ColorLogic Lighting; 1.3 Heat Pumps, Heaters, Filters, Pumps August 2015 - Present; 1.4 Heat Pumps, Heaters, Filters, Pumps March 2010 - …Here are a few tips to help you get your heater ready for the winter months: 1. Drain the water from your pool heater. This will help prevent any damage to the unit from freezing water. 2. Disconnect the power supply to your pool heater. This will prevent any accidental damage to the unit while you are working on it. 3.The Hayward Heater HS code indicates that either your water temperature has exceeded a maximum of 104°F or the water temperature is changing at an unusual rate (faster than 6°F in 60 seconds or less while the heater) is on and firing.Conclusion. In conclusion, troubleshooting the Hayward pool heater code 1F can be done by following a few simple steps. First, check the water flow to ensure there aren’t any blockages or restrictions. Next, inspect the pressure switch for any signs of damage or malfunction. If necessary, clean the heat exchanger to remove any debris or buildup.Follow the included steps to place the heater in bypass mode for external control. Step 1. Press the ‘MENU ICON’ button to place the heater in ‘STANDBY’ mode. Step. The ‘SPA’ indicator should illuminate & the display should show the Max Temp set point. Step 2. Press and hold the minus & plus buttons for 3 seconds.Second opinion] I have a 400000 btu hayward gas heater. I set it for 85 degrees and turned the pump on high. The heater doesn't start. only he "stand bye" light blinks rapidly.Our hayward pool heater is showing code. E 03 01. E 03 01. heater is new , was just hooked up and appeared to be working fine at first then a couple days later code appeared. it will start up and run for a few minutes and then code appeared again. ...Savings: $17.00. Add To Cart. Hayward FDXLTER1930 Thermistor Fits Universal H-Series. FDXLTER1930 Fits Hayward universal H-series low nox pool heater models. Our Price: $52.00. Sale Price: $41.00. Savings: $11.00. Add To Cart. Hayward FDXLTER1931 Thermistor Fits New Universal H-Series. If hayward heater code, Turn off your heater, wait a few minutes, then power it back on. If the AO Code persists, move on to the next step. Check the wiring: Inspect the wiring between the blower vacuum switch and the control board. Look for loose connections, damaged wires, or other signs of wear and tear. If you spot any issues, call a professional for assistance., The best pools start with hayward. #1 Products brand amongst pool professionals. 95+ Years in business, advancing pool equipment & technology. 2k Innovative team members committed to transforming the experience of water. About us Join our team., Dec 13, 2023 · LO CODE FIXES. Step 1: Inspecting the Water Pressure Switch Wiring. Step 2: Testing Water Pressure Switch Continuity. Step 3: Pressure Switch Adjustment (If Required) Step 4: Temperature Limit Switch Wiring Inspection. Step 5: Continuity Test for Temperature Limit Switches. , Audio turned out weird, so you may have to turn the volume up!How to diagnose and repair your Hayward H Series (H250) Gas pool heater. Audio turned out weird, so you may have to turn the volume up ..., Mar 16, 2018. #1. We have a Hayward H400IDL2 pool heater that ignites and runs normally at start up. After about 10 minutes it begins to repeatedly cycle off and on before finally throwing an IF code. We've had multiple service calls from 2 different pool companies and have replaced the gas valve, flame sensor, igniter and control board., HeatPro In Ground Heat Pump, 140,000 BTUs, Square Platform. Hayward has an advanced lineup of gas heat and electric heat and heat+chill solutions to deliver the ultimate control of your water temperature. , Sep 10, 2023 · In this section, we’ll delve into the hayward pool heater p5 code, its features, and how it works. So, let’s dive in! Features Of The Hayward Pool Heater P5 Code: Energy-efficient: The hayward pool heater p5 code is designed with energy efficiency in mind. It utilizes advanced technology to ensure optimal fuel consumption, resulting in ... , Heater Hayward ED2 Fault Code Thumbnails (18 pages) Heater Hayward C-SPA-XI 5.5 Installation And Operation Manual. Pool and spa/hot tub heaters (24 pages) Summary of Contents for Hayward HC Series. ... Diagnostic Codes Below is a list of all Diagnostic Codes for the HDF Heater. Troubleshooting Steps for each Code are covered on the following pages., Follow the included steps to place the heater in bypass mode for external control. Step 1. Press the 'MENU ICON' button to place the heater in 'STANDBY' mode. Step. The 'SPA' indicator should illuminate & the display should show the Max Temp set point. Step 2. Press and hold the minus & plus buttons for 3 seconds., Backyard Paradise Luxury Pools. Founded in 2015, Backyard Paradise Luxury Pools have established themselves as one of the leading designers and builders of high-end custom pools., A protective winter cover is also offered by your retailer. 22 OWNER’S MANUAL Hayward® Heat Pump Pool Heater Limited Warranty The Hayward heat pump pool heater is warranted by the manufacturer to be free of defects in materials and workmanship for a period of two (2) years for parts and (1) one year for labor., Hayward H250 Quick Manual (4 pages) Universal H-Series POOL AND SPA HEATERS. Brand: Hayward | Category: Swimming Pool Heater | Size: 0.8 MB. Hayward H250 Pdf User Manuals. View online or download Hayward H250 Installation, Operation & Service Procedures, Installation, Operation And Service Manual, Quick Manual., Feb 4, 2020 ... SUPPORT ▻ Buy me a coffee: https://www.buymeacoffee.com/fixitwithjake Pool/Spa Heater Repair- Error Code 05 Flume Sensor 1: ..., Hayward's Universal H-Series 400,000 BTU natural gas pool and spa heaters provide reliable, long-lasting comfort for pools and spas with surface areas up to 1,200 feet. Manufactured with a durable copper-nickel heat exchanger that provides superior protection against corrosion and premature failure due to water chemistry imbalances, ensuring ..., Hayward Insights provides expert advice, tips, and industry updates to help pool owners and enthusiasts with their swimming pool experience. Gain insight. Support. ... Heat Pump Heaters Installation & Operations Manual (513000003301G) (opens in new tab) Manuals. HP50HA2 & HP70HA2 Heat Pump Manual (51300022501RevE) (opens in new tab), To fix the issue of your OmniLogic losing connection, try these steps: 1) Turn off power at the breaker. 2) Turn the power back on and let the system reboot. This simple power cycle should reconnect the system to the Wi-Fi network. It may also be caused by wireless interference or a weak signal from your router., We have a older Hayward heater that needs something because we have a older Hayward heater that needs something because our pool is small 16 x 28 and it takes a good 6 hours to heat. Live in Henderson NV do we need a new element or can you recommend someone., Plaster. Chlorine. Salt Water Generator. SWG Type. Pentair Intellichlor IC-60. Aug 27, 2021. #2. Welcome to TFP. b0 code simple means the heater is being controlled by the remote 2 wire connection to your Prologic and will not respond to the keypad controls., Hayward - W3HP21004T HeatPro 90K BTU, 230V, Titanium, Digital, Electric Pool Heat Pump. $4,299.00. Delivery. FREE Standard Shipping On All Orders! Shop Now. Hayward pool heaters extend swimming seasons by raising the water temperature of your swimming pool. Gas pool heaters efficiently heat a pool to desired temperature., When my Hayward heater started displaying the "AO" error code, I immediately felt a sense of panic. As a homeowner who relies on my heater to keep the pool, A pool heater is an essential component of any swimming pool, especially in areas where the weather can get chilly. If you own a Hayward pool heater and it breaks down, you need to..., Feb 7, 2020. #3. I have the same issue. I have turned off the breaker and the code persists. From what I have read this is a common issue (my heater is only 6 month old) . I don't use my keypad to control the heater (its controlled by the OmniLoigic controller). Anyone have an opinion if its worth replacing the keypad if I always control via ..., I fixed Lo error! hayward spa heater was giving me a LO error when I turned it This is how I fixed it within less than a minute easy steps., Scan the QR code for an updated list of eligible SKUs for the Totally Hayward Program. Get bonus rewards points when you bundle 4, 5 or 7 qualifying ... must be a Hayward heater, heat pump, cleaner, sanitization system or control. Lighting and T-CELL purchases do not count, First, Power cycle the Omni Controller by selecting the power button at the bottom left of the screen, followed by pressing the shutdown option. Once the controller display is shutdown, turn power off using the breaker, wait 60 seconds and power back up. Wait 3 minutes and then check to see if the connection has been re-established., Hayward pool heaters are equipped with a self-diagnostic system that detects faults and shuts the unit down. If your pool heater is displaying a code, follow these steps to reset the unit: 1. Turn the power off to the pool heater at the breaker box. 2. Wait five minutes and then turn the power back on. 3., Universal H Series Heaters® Troubleshooting: Hayward H400FDN | Universal H Series Troubleshooting Guide - Page 19 Diagnostic Codes Below is a list of all Diagnostic Codes for the UHS Heater. Troubleshooting Steps for each Code are covered on the following pages. Diagnostic Code AC AO BD CE EE HF HS IF IO LO PF SB SF, code serial number over all I wish that I could send you a short video.it is blinking this. the blink is a fast random blink. it was installed in 2013 and has been working fine. yesterday I went to get in the hot tub for the first time this season. so when I turned on the breaker, this is what I got.almost looks like it is trying to power up. but I don't know. did those photos come across okay?, was getting CE code, aka Communication Error. Replaced main board, display board, and display panel., Heater; H350FDP; Hayward H350FDP Manuals Manuals and User Guides for Hayward H350FDP. We have 5 Hayward H350FDP manuals available for free PDF download: ... Diagnostic Codes and Part Numbers. 19. Troubleshooting Guide. 20. Heater Not Powering up. 21. Open FC1&/FC2 Fuse. 27. Open FC3&/F1 Fuse. 29. Open FC4 Fuse. 32. BD" …, According to Hayward, and every one of those heaters I've worked on, a 3-second or less signal (voltage) at the main valve indicates that the boards need to be replaced. Reply. ... After the third attempt, I get the "IF" code. On a side, when the heater was functioning, I always would smell gas when it ignited. Now when I attempt to ignite it ..., • LCD color display for built-in control of chlorine levels, heater and variable-speed pump (single-speed pump control via Smart Relay, HLH485RELAY, sold separately) • Works only with a genuine S3 Series Hayward salt cell • Clear TurboCell salt cell for easy inspection • Operates over a broad range of salt levels,800-8000 ppm, The Hayward H-Series' Finn Plate cupro-nickel heat exchanger has special V-groove design for faster heating and longer life. Hayward Universal H-Series, Low NOx, 150,000 BTU, Natural Gas, Pool and Spa Heater delivers energy efficient heating to your pool's water that you can trust. Hayward Universal H-Series - Versatility & Power