The resistance should be about 0.1 ohm. Make sure the connections are clean and tight. Taking Hearthville This would cause a no-spark or weak-spark condition. This website requires certain cookies to work and uses other cookies to help you have the best experience. The “kanthal” sensing/spark rod should be cleaned with a soft, clean emery cloth. The S8610U Module provides ignition sequence, flame monitoring, and safety shutoff for intermittent pilot central furnaces, residential Intermittent Pilot (IP) In furnaces with intermittent plot systems, the pilot only ignites the burner gas when the thermostat calls for heat. The Intellifire system (Intermittent Pilot Ignition) is an electronic system, which uses an electrode to ignite the pilot gas. When replacing the module, if the time you need is not available, go to the longer prepurge, never the shorter. BG1600M Intermittent Pilot Ignition Control Application The BG1600M Intermittent Pilot Ignition Control is a safety control designed for indirect burner ignition and supervision, for use with all gases and applicable to gas-fired appliances. What is your strategy for vaccinating your employees? The BG1600M is a microprocessor based ignition … For more information, call 401-437-0557. 800-253-4904 With this type of furnace, your ignition may not spark at all. Due to variations in appliance wiring and valves, it is advisable to measure the actual current draw of the Intermittent Pilot Ignition System System Overview & Troubleshooting Guide In order to troubleshoot any product it is important to understand the basic operation and functions of that product. 2. The cable on a single-rod system may give you a spark, but will not return a microamp signal due to a break in the cable. Tell me how we can improve. The S8610U Universal Replacement Ignition Module is designed to provide easy field replacement of a wide range of intermittent pilot ignition modules manufactured by Honeywell, Robertshaw, Johnson and others. Many checks are visual, or done with the power off and using an ohmmeter. The spark gap on most systems, from the tip of the igniter to the ground connection, is 1/8 in. Note: If the system is power vented, the vent motor should operate. (Note: Hold the igniter cable with insulated pliers and slowly move the connector on the igniter cable toward the high-voltage connection on the module, with the module energized. Sometimes, the pilot will light but not ignite the burner. Response time — For a thermocouple, about 180 sec; for intermittent ignition systems, 0.8 sec. All Rights Reserved BNP Media. We therefore include a set of definitions. (Some of the checks can also be applied to direct spark ignition systems.) All connections should be clean, unpainted, and generally offer good metal-to-metal contact. Continuity check from the tip of the igniter to the ground; in this case there should not be continuity. When you look at the wiring diagram for the equipment, if you see a symbol showing the use of a chassis ground (Figure 2), be careful that you have a good connection. Non-lockout — Also called continuous trial for ignition; the system keeps sparking until ignition is established. Run the test lead up and down the tip, looking for increases in resistance or breaks in continuity (sign of a breakdown). By closing this message or continuing to use our site, you agree to the use of cookies. He may be reached at 401-437-0557. Visit our updated. While it can often be relit easily, if the pilot light does go out it prevents the entire system from starting. Or, perhaps the spark happens but does not light the pilot. S8600 and S8660 mod-els provide up to 1.0 A pilot and 1.0 A main valve current rating. In order to understand the principles behind many of the checks, it is important for technicians to understand some of the terms that are used. Prepurge — The time when the system is not up and trying for ignition. In turn, the pilot flame lights the main burner gas. It is best to check on an unpainted, clean surface. Check visually to make sure there are no cracks or breaks in the ceramic; that the igniter cable is not dried out or cracked; and that the boot is in good condition. The intermittent pilot ignition system on this unit uses a Robertshaw SP845 ignition control. HHT Hearthville offers Sales and Product Knowledge Training modules as companions to this troubleshooting guide. When the main burner is off the pilot is also off. This symbol shows the use of a chassis ground. with no trouble at all. Hot Surface Ignitors (HSI) Troubleshooting an Intermittent Pilot (IP) Typically found in induced draft furnaces, an intermittent pilot ignites the burner gas with a high-voltage spark only when the thermostat calls for heat. Check from the tip of the igniter to the connector on the module with it disconnected from the module. 1. IPI mode means that the pilot light will light and extinguish each time the unit is used, the ignition system will first ignite the pilot light before opening the gas valve to the main burner and igniting the fireplace. Tim McElwain will present the following courses at his Training Center in Warren, RI. In turn the pilot flame lights the main burner gas. The second issue is the pilot light’s propensity for blowing out. Make sure you have a good connection. What is an IPI ignition system? Soft lockout — If the burner fails to light after three tries, the system will shut down, wait 60 min (some systems could be longer, up to 3 hrs); it will then go through an ignition sequence again. If you do not, then the system could operate erratically or not at all. All classes last from 8 a.m. to 4:30 p.m. and include a manual. One of the first things to check when examining a unit’s ignition operation is the condition of the cable itself. This will repeat indefinitely. 18 Wiring Diagrams Pgs. System Basics IntelliFire Plus Troubleshooting The IntelliFire Plus IPI (intermittent pilot ignition) Ignition System and Wireless Con- trols is a total control system, from the components under the fireplace to the re- mote control in your hand. Postpurge — The time after burner operation when the blower continues to run, to force any residual products of combustion from the chamber. If the first ignition attempt fails during a normal heating cycle sequence, the control will activate a “self-healing” sequence over the temperature correction cycle before the next trial for ignition. The burner and pilot shut off when the correct temperature is reached. Figure 2. Ignition issues with your burner vary and are usually related to a larger electronic or gas problem. In order to narrow down what may be grounded, either the cable or something in the module, remove the cable from the module and check from the connector end to ground; if it shows continuity, the cable is grounded. The microprocessor provides reliable Furthermore, the next most common problem for furnace troubleshooting that can occur is the flame sensor or flame rectifier. Intermittent Pilot Ignition is an electronic system, which uses an electrode to ignite the pilot gas. The term Intermittent is used because the pilot burner flame is only present when the main burner is operating. Copyright ©2021. You must have JavaScript enabled to enjoy a limited number of articles over the next 30 days. If this check indicates that in fact “R” is 24 V and “C” is 0 V, then the primary polarity is correct. It may be necessary to establish a good connection to ground by using a wire with a clamp onto the gas line or equipment chassis and connecting it to the ground terminal of the module. These are things that techs should look at as preliminary checks before proceeding with troubleshooting charts and wiring diagrams. The S8610U control provides ignition sequence, flame monitoring, and safety shutoff for intermittent pilot central This smart, hot surface device was designed for a variety of OEM applications. Advanced Electric Ignition Systems (Nov. 13 — $150): Course covers power relay vented equipment, relay control centers, integrated furnace and boiler controls, and electronic fan timers. 3. INTERMITTENT PILOT MODULES S8600, S8610, S8660, S8670 APPLICATION These ignition modules provide ignition sequence, flame monitoring and safety shutoff for intermittent pilot central furnaces and heating appliances. An intermittent pilot works by having a small gas line that is just for your system’s pilot light. When an electric signal is sent to the burner, a solenoid releases gas into the pilot and warms a heating element or emits a spark to ignite the gas. - YouTube Timed trial for ignition — The time a system will try for ignition; this varies with the manufacturer. The G67 initiates sparking at the pilot burner/spark igniter and opens the pilot valve. First, the igniter will begin to spark and electricity is sent to the pilot side of the valve to energize the electromagnetic device to open up the pilot … S8610U UNIVERSAL INTERMITTENT PILOT GAS IGNITION CONTROL Troubleshooting Guide Refer to the following guide for troubleshooting the S8610U control module. After the great success of the 2X, our customers wanted a Hot Surface Ignition module, so we developed our Series 8X control module. with good intensity, it should be able to jump across 1/8 in. Once the pilot is lit, and the main burner senses the pilot flame (using a flame sensing rod), the main burner ignites. Intermittent Pilot Gas Ignition Control Module is designed to provide easy field replacement of a wide range of intermittent pilot ignition modules manufactured by Honeywell, Robertshaw, Johnson Controls, and others. The burner is then activated and warms the home. You should have continuity. Let’s take a look at each type below. The procedures outlined in this article are for checking out all systems that use an intermittent pilot. The definitions also include two important rules for replacement of existing controls. Hotel listings are available. (Some of the checks can also be applied to direct spark ignition systems.) If you do, it is shorted to ground at some point. The burner is then activated and warms the home. Intermittent pilot ignition systems feature a control module/board to carry out the ignition system. If you find this, the igniter should be replaced. — A 90-sec trial for ignition with a 5-min shutoff before retry. If it indicates the opposite, then the primary wiring needs to be corrected. The IntelliFire Plus IPI (intermittent pilot ignition) Ignition System and Wireless Con-trols is a total control system, from the components under the fireplace to the re-mote control in your hand. If there is a white, powdery substance on the cable that is the result of ignition cable “outgassing,” replace the cable. Intermittent Pilot Ignition System Trouble Shooting Guide Contents ... Troubleshooting IPI System Pgs. The SureFire™ switch transitions the pilot light from Intermittent Pilot Ignition (IPI) to Continuous Pilot Ignition (CPI) mode. Kozy Heat welcomes your questions while you are at the job site. The ignition spark lights the pilot and begins the warming cycle. Lockout — At the end of a trial period, this safely shuts down all systems. Go from the tip of the igniter to ground — this time you should not have continuity. Spark to pilot ignition system with continuous pilot option However, problems can arise that cause the Honeywell controller to malfunction. Intermittent pilots use electronic ignition systems to create heat. The procedures outlined in this article are for checking out all systems that use an intermittent pilot. Figure 1. (For more information, see article on “Circuit Troubleshooting: Use the Right Meter”; The News, April 9, 2001.). Introducing "One Thing": A New Video Series. Intermittent pilots use electronic ignition systems to create heat. Intermittent pilot electronic ignition systems are a battery powered electronic ignition system which include a remote. During this time, any residual products of combustion will be forced out of the chamber. The ignition cable has electrical continuity, so use a continuity tester or the Ohms scale on a multimeter: From the ground (usually the green wire) terminal on the module, check for continuity to some portion of the boiler or furnace. By visiting this website, certain cookies have already been set, which you may delete and block. — “C” on the transformer goes to 24 V (GND); — “C” is connected internally (in the module) to both burner GND and MV/PV. Remove the igniter cable from the module connection. The pilot valve is inside the gas valve. If the spark will jump across ½ in. McElwain is the owner of Gas Appliance Service Training and Consulting, Warren, RI, which offers servicing and troubleshooting training for gas heat servicers. Design, CMS, Hosting & Web Development :: ePublishing. This technology monitors the performance of your ignition at all times, which not only guarantees performance, but can save you up to $10 per month on your energy bills. 10-12 Reference Guide Pg. When testing the power supply, make sure that the module runs on 24 V. Modern heating equipment is complex enough, so it’s necessary to keep transformer leads identified and properly wired: If connected wrong, the transformer can be burned out, because one side of the transformer is grounded somewhere in the control wiring. Potential issues include: The Spruce uses cookies to provide you with a great user experience. Electric Ignition Systems (Nov. 6 — $150): Course covers intermittent ignition devices, flame conductivity, White-Rodgers cycle pilot, flame rectification, Honeywell and Robertshaw igniters, direct spark and hot surface systems, Fenwall and Johnson products, replacements, and “smart” valves. (See Figure 1.) G67 Intermittent Pilot Ignition Controls Technical Bulletin 9 4. Our first control module, the 2X Series, has direct spark or intermittent pilot and is still used in many of our customer’s equipment. Tackling a faulty burner will require working with potentially dangerous electrical and gas systems. G G77x Intermittent Pilot Ignition Controls Technical Bulletin 3 The following definitions describe operating conditions: • Prepurge--Initial time delay between thermostat contact closure and trial for ignition. By using The Spruce, you accept our, How to Troubleshoot Electric Ignition Furnace Problems, How to Light the Standing Pilot Light on a Gas Furnace, 8 Common Problems With Conventional Gas Furnaces, Troubleshooting an Electronic Ignition Furnace That Won't Light, How to Troubleshoot a Gas Furnace That Produces No Heat, How to Replace a Furnace Thermocouple or Electronic Flame Sensor, Troubleshooting Common Problems With a Gas-Fired Hot Water Boiler, How to Check a Pilot Light on a Gas Furnace, How to Relight a Gas Water Heater That Produces No Hot Water, Troubleshooting a Gas Oven That Won't Heat Up. 2. The term Intermittent is used because the pilot burner flame is only present when the main burner is operating. If the system fails to light on the first try because of an open limit, before the second trial, the induced-draft blower and system fan will come on for 180 sec, then start the ignition sequence again. It must shut off and then re-establish electrical power for retry. Taking Hearthville The IPI system ensures the pilot flame extends over the burner for immediate ignition and secondly conserves energy when the … • Trial for Ignition--Period during which the pilot valve and spark are activated, attempting to ignite gas at the pilot burner. A lack of power to your ignition can stem from a variety of issues, such as: Your pilot light ignites your burner and creates heat. If you do not, replace the cable. You should have continuity. BG1600M Intermittent Pilot Ignition Control with Rollout Switch Application The BG1600M Intermittent Pilot Ignition Control is a safety control designed for indirect burner ignition and supervision, for use with all gases and applicable to gas-fired appliances. STARTUP AND CHECKOUT PROCEDURES. The term ”intermittent” is used because the pilot burner flame is only present when the main … Once the switch or remote is used, the ignition sequence begins. The burner and pilot shut off when the correct temperature is reached. Electronic Ignition Gas Furnace Problems and Troubleshooting. The mystery of intermittent ice production, Troubleshooting the Standing Pilot Safety System, Troubleshooting a flame rectification system. The IntelliFire Plus IPI (intermittent pilot ignition) Ignition System and Wireless Con-trols is a total control system, from the components under the fireplace to the re-mote control in your hand. This version has a pilot light, which only lights on a call for heat. Gas issues are typically the cause of pilot light failure; common problems include: The burner provides heat to your home. (See sidebar, below.). On a call for heat, the ignition module or gas furnace circuit board opens the pilot valve. 3. “Why won’t my pilot stay lit?” If heating service techs have heard customers ask it once, they’ve heard it a hundred times. Intermittent Pilot. The control The S8610U control provides ignition sequence, flame monitoring, and safety shutoff for intermittent pilot central These are things that techs should look at as preliminary checks before proceeding with troubleshooting … The BG1600M is a microprocessor based ignition control. Many transformers today have terminals on the secondary labeled “C” (for common) and “R” (for hot); this will assist you with this check. This next check is the beginning of your electrical checks and is best done at the secondary of the 24-V transformer. 1. From the module connection to the igniter cable, an arc should jump at least a 1/2-in. There are some commonly encountered issues with intermittent designs that you may be able to solve; however, some problems require the aid of a professional. I want to hear from you. Heat & Glo’s Intermittent Pilot Ignition (IPI) system, IntelliFire™, provides you with unparalleled safety and peace of mind. Simple troubleshooting techniques can be applied for solving the problem. Turn on power to the appliance and turn the thermostat to a high setting. Its emphasis is on control familiarization, wiring, troubleshooting, and replacement of controls. Nuisance shutdowns or no operation at all can be caused by a poor ground or erratic ground (GND) connection. Intermittent Pilot. Gas Furnace Spark Ignition Control Troubleshooting! If the previous test showed continuity and this one does not, then the module is shorted. Pilot … The system acts on a demand for heat by a switch or themostat to open the first operator in the combination gas control, supplying gas to the pilot burner and also ... END TROUBLESHOOTING CHECK VALVE The following information will assist you through this process. Intermittent pilot ignitions operate as follows, once the fire is turned on by the user an electronic signal first turns on the pilot light. By closing this message or continuing to use our site, you agree to the use of cookies. By visiting this website, certain cookies have already been set, which you may delete and block. A control module, like Honeywell's S8610U controller, attaches directly to the heating device, providing ignition sequencing for an efficient heater. gap. Once all of these preliminary checks have been completed, then the electrical troubleshooting of the system can begin. The intermittent pilot light is an electric system, designed to combat some of the biggest flaws of the standing pilot. Use the manufacturer’s sequence of operation, connection wiring diagram, ladder diagram, and any trouble “trees” that are available, along with a good multimeter. The spark should jump across the open gap.). Intermittent designs boost the efficiency of your home and present less danger in the case of a malfunction; however, intermittent pilots aren’t without problems. Electronic ignition is usually standard on today’s furnaces, and you may be able to retrofit your existing furnace with electronic ignition. Please click here to continue without javascript.. Make sure it’s not touching any metal surfaces. Intermittent Pilot Ignition | Electronic Ignition Gas Furnaces Types. Shutdown — This means that it will retry without having to interrupt power. Self-healing — (Special feature on some integrated fan controls.) Visit our updated, This website requires certain cookies to work and uses other cookies to help you have the best experience. HHT Hearthville offers Sales and Product Knowledge Training modules as companions to this troubleshooting guide. Interpurge — The 30-sec period between trials for ignition, when both the gas valve and igniter source turn off and the inducer is on, allowing unburned gas to escape before the next trial. Intermittent Pilot Gas Ignition Control Module is designed to provide easy field replacement of a wide range of intermittent pilot ignition modules manufactured by Honeywell, Robertshaw, Johnson Controls, and others. The pilot light is near the main burner. START: BEFORE TROUBLESHOOTING, FAMILIARIZE YOURSELF WITH THE NOTE: 24 VAC “CALL FOR HEAT” IS ALWAYS CONNECTED TO THE TH-W TERMINAL ON THE MODULE. You can check this by measuring the voltage from each transformer terminal to ground; 24 V = hot side (R); 0 V = ground side (C). Under the definition of “time trial for ignition,” there is a rule for replacement that says, “You can replace a module with one with a lesser time”; the “prepurge” rule says that when replacing a module, you may go to a longer time; these two rules give some flexibility when replacing controls. Get daily tips and tricks for making your best home. (Occurs only if ignition was not successful during the previous trial.). When an electric signal is sent to the burner, a solenoid releases gas into the pilot and warms a heating element or emits a spark to ignite the gas. Hydronic Controls (Oct. 30 — $150): Course covers aquastats, switching relays, combination relays, aquastat relays, zone valves, wiring diagrams, and step-by-step troubleshooting. 4 G600 Series Replacement Intermittent Pilot Ignition Controls Installation Instructions Setup and Adjustments Commissioning The anticipator setting is normally equal to the ignition system current draw, plus that of the pilot and main valve. This problem can be observed when the intermittent pilot or the direct ignition of the main burners ignite and then extinguish itself right away. Always call a professional if you’re experiencing issues with your burner. When the main burner is off the pilot is also off. When replacing, always go to the lesser time if the module with the correct time is not available.