There is no difference between IF and 1F codes on the Hayward pool heater. Both are the same. You are basically asking this question being confused with the capital "I" and the number "1". Like you, a few users search for the IF code as the 1F code as they get confused with "I" and "1". However, both the IF and 1F code tells you ...Hayward H350FDP Pdf User Manuals. View online or download Hayward H350FDP Owner's Manual, Troubleshooting Manual ... Diagnostic Codes and Part Numbers. 19. Troubleshooting Guide. 20. Heater Not Powering up. 21. Open FC1&/FC2 Fuse. 27. ... Brand: Hayward | Category: Swimming Pool Heater | Size: ...Hayward Pool Products 620 Division Street, Elizabeth NJ 07207 Phone (908)-355-7995 www.hayward.com \ ... Check local codes for other restrictions. The actual amount of chlorination required ... Heater (Pool/Spa/Spillover) Indicator Valve 3 Indicator Check System Indicator Service ButtonView and Download Hayward H250FD owner's manual online. POOL AND SPA/HOT TUB HEATERS. H250FD swimming pool heater pdf manual download. Also for: H200fd, H150fd ...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.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 ...Many utilities and energy efficiency service providers offer rebates to pool owners who purchase energy-efficient pool equipment such as Hayward's ENERGY STAR Certified pool pumps. You may be eligible for a rebate if you purchase one of Hayward's energy-efficient variable-speed pumps. For more information, check with your local utility ...Multiple Failures Diagnosed while Explaining Issues to Homeowner. How to Properly Run a Successful Heat Pump Service Call. Hayward Pool Heater Repair.Let's M...My pool heater stopped working and the display showed IO which means the igniter is bad. It was replaced and still showed that code. Troubleshooting came to...4 days ago · Hi, My new customer has a 6 year old Hayward H400 pool heater- natural gas - manual operation. When trying to turn on, the ignition "clicks" but never fires up. Shows IF on the heater diag screen.How To: Change/Replace Fuel/Air Mixer Remove screws from header cover Step 1 Remove screws from control cover Step 2 Turn power off, remove the 4 screws from the header controls cover and remove the panel. Remove fuel/air mixer Step 3 Lift the cabinet top slightly, then remove the 4 screws from. Hayward HDF400 | Universal HC Series Heater ...Test 2: Load Pressure Test. Here the aim is to check and measure if the gas supply or pressure holds up when the heater is in use. The manometer should again be attached to the INLET section of the gas valve. When conducting this test the Hayward pool heater should be turned to the on position. If your manometer reading is showing low loads ...Hi, I have a 30ft above ground pool with a hayward pump, filter and gas heater. My pump is a 2.25 hp, can I replace that with a 1.5? My heater is a SW250 with a min flow rate of 25 or max of 125 gpm. … read moreHayward Insights provides expert advice, tips, and industry updates to help pool owners and enthusiasts with their swimming pool experience. Gain insight. ... Phase Heaters: 1.0000: Pool Type: In Ground: Product Dimensions: 24 " x 22 " x 29.5 "Product Height: 24 in: Product Length: 29.5 in: Product Weight: 140 lb: Product Width: 22 in:Hayward H250FDP pool heater showed SF code. Replaced the thermistor and restarted the power. Display still shows SF - Answered by a verified Pool and Spa Expert. By chatting and providing personal info, ... I have a hayward gas pool heater model H400ed2, the heater will go on and get hot for about one min. and then shut off for about one minute ...Hayward Universal H-Series Heater, Low NOx, 135,000 BTU, Propane, Cupro-Nickel Heat Exchanger - W3H135FDP. ... so pool owners can spend less time messing with controls and more time relaxing in the water. ... South Coast Quality Air Management Commission for 2001 and the Texas Natural Resource Conservation Commission Code.Hayward Insights provides expert advice, tips, and industry updates to help pool owners and enthusiasts with their swimming pool experience. Gain insight. ... Phase Heaters: 1.0000: Pool Type: In Ground: Product Dimensions: 24 " x 40 " x 29.5 "Product Height: 24 in: Product Length: 29.5 in: Product Weight: 245 lb: Product Width: 40 in:Hayward H-Series H250FD pool heater has 250,000 BTUs, electronic ignition, and capabilities for natural gas or propane. Great option for mid-sized pools. Call Us Nationwide: ... CODE: ERN202-8009 / ERLP202-8009 $ 3,295.00. AquaCal TropiCal 55, 50,000 BTU Pool Heat Pump. CODE: T55 $ 3,085.00. Connect With Us. Facebook. Instagram. Twitter.Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpedo Heater Tripping Reset Button. Patio Heater Turns Off When Knob Released ...SELECTING THE CORRECT SIZE UNIVERSAL H-SERIES HEATER 1.1. Determine your pool's surface area in square feet: Determine your spa capacity in gallons (surface area x average depth x 7.5). 2. In the table below, locate the column with the spa/tub size in ... FOR YOUR SWIMMING POOL FOR YOUR SPA OR HOT TUB » hayward.com » 1-888-HAYWARDHayward 250 pool heater throwing AO code. Replaced control board, blower motor, pressure switch, igniter. ... I have a H series Hayward pool heater and it will not ignite. this is an electronic ignition. I get an AO code on the led have replace the vacuum blower switch and get the same problem. ...The Hayward HeatPro Heat Pump 120,000 BTU is a high-efficiency heater that gives you the ideal water temperature while using 80% less energy than natural gas heaters. It offers an alternative way to heat your pool that is safe, reliable and energy efficient. It takes the heat from the surrounding air and uses it to warm the water in your pool ...Troubleshooting Hayward pool heater Code 1F involves checking water flow, inspecting the pressure switch, cleaning the heat exchanger, resetting the control panel, and seeking professional help if needed. Key Takeaways. Code 1F on a Hayward pool heater indicates a flow switch issue.Hayward pool heater has 13 distinctive error codes to notify several flaws and malfunctions going through the unit. The main error includes bD, EE, CE, IO, Sb, …When I first encountered the Hayward 1F error code on my pool heater, I have to admit, I was a bit puzzled. The error code seemed cryptic, and I wasn’t sure where ...2 Troubleshooting Steps. 2.1 Check Gas Pressure And Fuel Supply. 2.2 Inspect Air Supply And Venting. 2.3 Ensure Proper Water Flow. 2.4 Clean Filters And Pump. 2.5 Adjust External Bypass If Needed. 3 Tips For Diagnosing Problems. 3.1 Follow The Heater Start Sequence. 3.2 Refer To The Diagnostic Codes Manual.Hayward Universal H-Series Heater, Low NOx, 135,000 BTU, Propane, Cupro-Nickel Heat Exchanger - W3H135FDP. ... so pool owners can spend less time messing with controls and more time relaxing in the water. ... South Coast Quality Air Management Commission for 2001 and the Texas Natural Resource Conservation Commission Code.Super common. It is always a good idea to have a pool heater serviced in the Spring by a gas tech. Most guys charge ~$150 to do a full clean up by removing the burner tray and clearing out the spider nests, dust, and debris that accumulated over the Winter months of no use.Jul 22, 2018 · We have a Hayward 400 heater and a Hayward ecostar variable speed pump. We tried to turn on the heater last night for the spa and it would turn on and then off a few seconds later. The people in the spa could feel hot water for a few seconds and then it would just come out cold. I was trying to read up on google on what the problem could ...Hayward Universal H-Series Natural Gas 150,000 BTU Low NOx. Hayward W3H150FDN. Write a Review Ask a question. $2,409.00. $2,799.00. $390.0 Saved! (13.9%) Starting at $ /mo with Affirm . Prequalify now. Select Gas Type and Size.Hayward 250 pool heater throwing AO code. Replaced control board, blower motor, pressure switch, igniter. Still not - Answered by a verified Pool and Spa ExpertPool heater question. This is a raypak pool heater manifold. Have a water sw open code. Where's the switch. There two sets of wires running to probes. Ones a thermometer and the other is this little brass plug with two terminals coming off it. I've removed it and it's not a switch. Thoughts ?POOL AND SPA/HOT TUB HEATERS H150FD, H200FD, H250FD, H300FD, H350FD, H400FD & H500FD MODELS SERVICE & INSTALLATION MANUAL FOR YOUR SAFETY This product must be installed and serviced by authorized personnel, qualified in pool/ spa heater installation. Improper installation and/or operation can create carbon monoxide gasUse the "Mode" key to change your heater's settings. Select the "Standby" Option and put the heater on it. Press the remote's "Down" key and hold it and then press the Mode key and hold it simultaneously. For 3 seconds, hold down both the "Down" and "Mode" keys as long as the "bo" code doesn't remove from your ...View and Download Hayward H250FDN service & installation manual online. POOL AND SPA/HOT TUB HEATERS. H250FDN heater pdf manual download. Also for: H250fdp, H350fdn, H350fdp, H400fdn, H400fdp.May 3, 2014 57,102 Laughlin, NV Pool Size 6000 Surface Fiberglass Chlorine Salt Water Generator SWG Type Pentair Intellichlor IC-40Hayward Insights provides expert advice, tips, and industry updates to help pool owners and enthusiasts with their swimming pool experience. Gain insight. ... Phase Heaters: 1.0000: Pool Type: In Ground: Product Dimensions: 24 " x 25 " x 29.5 "Product Height: 24 in: Product Length: 29.5 in: Product Weight: 165 lb: Product Width: 25 in:I bought a new thermistor IDXLTER1930 to replace old defective one (code SF) in my Hayward H300 pool heater. New one reads about 20 deg F too low. For example, when pool is around 70 deg which I can t … read moreSep 1, 2011. #7. Yes, that's correct. It allows you to set two different temperature settings for systems that switch between a spa and a pool. For those systems, there should also be another connection or component (such as a flow switch or In-house electronic control system) that tells the heat pump which mode to go to.Hayward pool heater if code. If your Hayward pool heater displays an IF or 1F code, it indicates an issue of “Ignition Failure” in your pool heater. Different problematic components trigger the code to appear on display. Well, showing code helps you to determine a specific issue and helps you to take steps to the relevant issue immediately.Verified. Randy Huckstadt and 87 other Pool and Spa Specialists are ready to help you. 1,205. I have a code 56 on my Hayward Pool Heater. Spa wwon;t heat. I have a code 56 on my Hayward Pool Heater. Spa wwon;t heat over 99 degrees. … read more. Randy Huckstadt.Jan 10, 2023 · Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpedo Heater Tripping Reset Button. Patio Heater Turns Off When Knob Released: Causes And Fixes. SquidAppliances. Squidappliances is an online platform where expert technicians and engineers share advice on fixing your home appliances in …Hayward salt systems are a popular choice for homeowners looking to maintain their swimming pool water in a clean and safe condition. These systems use salt to generate chlorine, e...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, 250,000 BTU, Propane Gas, Pool and Spa Heater delivers energy efficient heating to your pool's water that you can trust. Hayward Universal H-Series - Versatility & PowerThe 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, 250,000 BTU, Propane Gas, Pool and Spa Heater delivers energy efficient heating to your pool's water that you can trust. Hayward Universal H-Series - Versatility & PowerHayward Pool Products 620 Division Street, Elizabeth NJ 07207 Phone (908)-355-7995 www.hayward.com \ ... Check local codes for other restrictions. The actual amount of chlorination required ... Heater (Pool/Spa/Spillover) Indicator Valve 3 Indicator Check System Indicator Service ButtonIn 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.Diagnostic Codes For Hayward Heat PumpHow long does a Pentair pool heater take to heat a pool? The time it takes a heat pump to heat a pool is determined by a few factors. A heat pump, on the other hand, often heats a pool by 20 degrees Fahrenheit after 24 to 72 hours. Does a pool heat pump need solar cover? Yes, it is necessary.LO: Indicates low water flow, a common issue that could be due to a clogged filter or a closed valve. IF: Refers to ignition failure, which occurs when the heater fails to …Dive into a pool of knowledge with our Hayward Pools manuals and literature page, where you can search by SKU. Explore comprehensive guides, maintenance manuals, and essential literature for all your pool needs. Whether you're a beginner or a seasoned pool owner, find everything you need to keep your Hayward pool in perfect condition. Start your search today and make a splash with confidence!I have a Hayward pool heater model H200 that gives me an HS I checked the flow diverter, removed it and put it back in place but it continues to rattle and sha … read moreHere are some possible causes and solutions: Possible Cause. Solution. Pilot light not lit. Relight the pilot light using the manufacturer’s instructions. Faulty thermocouple. Replace the thermocouple with a new one. Gas supply issue. Check for gas leaks or low gas pressure and address accordingly.Hayward's Role as a Global Leader in Pool Equipment and Automation Systems. ... Phase Heaters: 1.0000: Pool Type: In Ground: Product Dimensions: 24 " x 25 " x 29.5 "The Hayward HeatPro Heat Pump 120,000 BTU is a high-efficiency heater that gives you the ideal water temperature while using 80% less energy than natural gas heaters. It offers an alternative way to heat your pool that is safe, reliable and energy efficient. It takes the heat from the surrounding air and uses it to warm the water in your pool ...Hayward ID Tag that will replace our current serial number system. To the left is an explanation of how to read this number. This ID tag will also list the model number. * Early 1-05 Heat Pumps, Heaters*, Filters, Pumps p, , , p Starting May 1, 2010 and Forward (21) 12-1004-000002006 The 5th -6th number will be the year & the2 weeks ago, my mowers hit my gas meter hard enough to put a hole in it. I smelled gas and first thought was to shut off gas to the pool heater. More searching and found the hole. Got the gas meter replaced. Gas is flowing to hot water heater, stove, fireplace... Turned the gas back on to...1. First, check that your filter pump is On. Next, ensure the heater is enabled and the set point is higher than the current water temperature. Select the bow to water. Press the heater tile to enter the heater's menu. 2. Ensure the heater is enabled and the set point is higher than the current water temperature.Step 1 Step 2 Verify the heater's power LED is illuminated, and put the heater is Using the up and down arrows adjust the heater to the desired the desired mode. Page 13 How To: Set Clock Follow these steps to adjust the Clock Settings. Note: blocked off areas of the display represent flashing numbers.Step 5 Step 6 Press the 'MENU ICON' button to toggle to the 'POOL' now that the 'SPA' is set. Hayward HDF400 ... Diagnostic Codes Below is a list of all Diagnostic Codes for the HDF Heater. ... (FWP). Test 110-125VAC between pins 1&2 and 3&4 on the board. IF good, go to 1F. IF NOT, replace the field wiring panel (pg. 25).contains instructions for installation, operation, maintenance, troubleshooting, and parts lists for the proper operation of the swimming pool/spa/hot tub heaters. It is strongly recommended that the installer read the manual before installing the swimming pool/spa/hot tub heater. If after reviewing ; Hayward HDF400 | HDF400 User Manual - Page 12View online or download Hayward H400FD Owner's Manual. Sign In Upload. Manuals; Brands; Hayward Manuals; Heater; ... Universal H-Series POOL AND SPA HEATERS. Brand: Hayward | Category: Swimming Pool Heater ... Conformité Avec Les Codes. 9. Altitude de L'installation. 9. Déballage du Réchauffeur. 11. Emplacement du Réchauffeur. 11.Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpedo Heater Tripping Reset Button. Patio Heater Turns Off When Knob Released: Causes And Fixes. SquidAppliances. Squidappliances is an online platform where expert technicians and engineers share advice on fixing your home appliances in …Jan 6, 2023 · Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpedo Heater Tripping Reset Button. Patio Heater Turns Off When Knob Released: Causes And Fixes. SquidAppliances. Squidappliances is an online platform where expert technicians and engineers share advice on fixing your home appliances in …The Hayward Universal H-Series gas heater is one of the most energy-efficient Pool and Spa heating solutions on the market! Its ground-breaking hydraulic design reduces pump circulation run time, giving you an energy savings of up to 18%! This unit is perfect for the environmentally conscious Pool and Spa owner thanks to its Low NOx capabilities.LP Error is usually LOW PRESSURE - low refrigerant charge, but on a HEAT PUMP if the condenser fan isn't working, you will also enable the low pressure senso...www.hayward.com or call 1-800-432-8387 Diagnostic Codes: Blower vacuum switch closed Blower vacuum switch open (check voltage selector plug on new install) Bad board or secondary high voltage fault ... Heater must be in Spa or Pool Mode for bypass operation to work Temperature LockoutView and Download Hayward H-Series installation, operation & service procedures online. pool and spa/hot tube heaters. H-Series swimming pool heater pdf manual download. Also for: H-series millivolt, H150, H200, H250, H300, H350, H400.Diagnostic Codes For Hayward Heat PumpThe step-by-step guide for locating the 2002 Ford Taurus heater control valve involves identifying the valve, removing the old one, and installing a new valve. It emphasizes safety measures and proper tools while highlighting testing and troubleshooting steps.The heat exchanger may be leaking because: (1) Chemical imbalance. (2) Sanitizer damage. (3) Winter freeze damage. (4) Failed joints. Regardless of the reason, a Hayward service company must be contacted to inspect the failed exchanger. Contact an Authorized Hayward Dealer/technician for examination.May 26, 2011 · 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. So today I replaced the Display board and was all excited ...There are quite a few Hayward pool heater error codes including the error codes AC, AO, bD, CE, EE, HF, HS, IF, IO, LO, PF, SB, SF, and bO. We will take a look at the meaning of all of them in our article and provide you with simple solutions.Hayward's Universal H-Series heaters represent innovative heating technology for pools and spas. Its hydraulic performance also saves energy by reducing the circulation time of the pump. It 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.Hayward Commercial Pool's Universal H-Series ASME gas heaters are designed and certified for commercial use. The flagship of our H-Series line encompasses high-end features and construction materials as standard. ... Phase Heaters: 1.0000: Pool Type: Commercial: Product Dimensions: 24 " x 40 " x 29.5 "Product Height: 24 in: Product Length: 29.5 ...Nov 13, 2023 · Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpedo Heater Tripping Reset Button. Patio Heater Turns Off When Knob Released: Causes And Fixes. SquidAppliances. Squidappliances is an online platform where expert technicians and engineers share advice on fixing your home appliances in …Learn the basics of tankless water heater installation and replacement, including the cost, materials and tools needed to get the job done. By clicking "TRY IT", I agree to receive...View and Download Hayward H250FDN service & installation manual online. POOL AND SPA/HOT TUB HEATERS. H250FDN heater pdf manual download. Also for: H250fdp, H350fdn, H350fdp, H400fdn, H400fdp.Please enter a zip code within the 48 contiguous states. i. Please enter a valid zip code Your zip code will help us to provide you with the most up-to-date delivery information RALEIGH, NC #466 Buy Online Pickup In-Store Available! Curbside Available. Leslie's Pool Supplies ... Hayward Pool Heaters. Home Equipment Pool Heaters & Heat Pumps ...Note: 104°maximum temperature. Step 1: Step 2: Step 3: Press the Mode button to place the heater in Standby Mode. Hold the Down Arrow and Mode buttons simultaneously for 3 seconds for Bypass operation. "bo" will be displayed on the screen. Page 7. Gas Pressure Testing.The filter maintenance frequency for the Climate Keeper Heater is dependent on usage and air quality. It is recommended to clean or replace the filter every 1-3 months to ensure proper performance and efficient heating. Proper filter cleaning techniques can be found in the instruction manual.Product Name Hayward H Series 135 000 BTU Electronic Natural Gas Swimming Pool Heater Product Code H135ID1 Maximum Altitude 2000 FT BTU Rating 135 000 BTUs Heater Type Natural Gas Heater Exchanger Cupro-Nickel Corrosion Resistance Excellent - Provides enhanced corrosion resistance comparedDiagnostic 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 ... Hayward Part # FDXLFSK19F30 (Qty. 10) G . ... The default Max temp lock-out set points are 90ºF (Pool) 104ºF (Spa). Press the MENU I ON button to place the heater in STANDY mode.Note: 104°maximum temperature. Step 1: Step 2: Step 3: Press the Mode button to place the heater in Standby Mode. Hold the Down Arrow and Mode buttons simultaneously for 3 seconds for Bypass operation. "bo" will be displayed on the screen. Page 7. Gas Pressure Testing.Yes, Pyrex can go from freezer to oven. Follow these steps for a seamless transition: choose a suitable Pyrex dish, prep it for freezing, thaw gradually in the fridge, preheat the oven, and handle hot Pyrex with care. Proper handling prevents damage and ensures safe, flavorful dishes.Hayward Pool Products Inc. is a leading manufacturer and distributor of swimming pool equipment and supplies. With over 80 years of experience, the company has been at the forefron...GAS HEATERS: Universal H-series ASME Heater: 3 Years: CHLORINE GENERATOR & UVO3 SYSTEMS: Saline C ® 6.0 & 11.0 Salt Chlorine Generators: 2 Years* None: 2 Years* None: 2 Years** 2 Years* *Salt cells carry an 18 month parts warranty. * No field labor, factory repair labor only. **Salt cells carry a 1 year full warranty & a prorated warranty for ...May 3, 2014 57,102 Laughlin, NV Pool Size 6000 Surface Fiberglass Chlorine Salt Water Generator SWG Type Pentair Intellichlor IC-4010. Control Operation. 12. Maintenance. 13. Troubleshooting. 17. Hayward pool products HeatPro HP21104T Pdf User Manuals. View online or download Hayward pool products HeatPro HP21104T Installation Manual.My Hayward h400 pool/spa heater will not turn on any longer. It is getting power but the combustion blower which turns on first is not turning on. There is no gas smell and no igniter spark happening. …Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting, Some of the most reviewed products in HAYWARD Pool Heaters are the HAYWARD Universal H-Series Propane Gas 150, I have a Hayward pool heater model H200 that gives me an HS I check, Troubleshooting Hayward Pool Heater Code 1f: 5 Quick Solutions. Troubleshooting Torpe, Hayward Universal H-Series Induced Draft Pool Heater 200K BTU Propane - W3H200FDP (also known , How to fix it: Check that pool pump is receiving enough wate, Hayward 400 bo code. texasstig. Mar 13, 2021. bo code hayward heater failure - remote not firing heater. Jump to , Step 13. Remove the 4 screws from the bottom of the front an, 4. 5. Explore Hayward's pool parts and accessories for , 2 Troubleshooting Steps. 2.1 Check Gas Pressure And Fuel Supp, This item: Hayward Pool Heater, 150,000 BTU (W3H150FDN), Tan . $2,1, May 12, 2023. #1. Hey guys long time reader, but just gett, I have a Hayward pool heater model H200 that gives me an HS I checked, Error Code AC. This error occurs when your blower vacuum , Troubleshooting Hayward Pool Heater Code 1f: 5 Quick, The heater may require a new gas valve, burner orifices and/or air r, The Hayward Universal H-Series gas heater is one of the most energy-ef, LP Error is usually LOW PRESSURE - low refrigerant ch.