316237704 Frigidaire Ignitor/Orifice Assembly is a⣠service-replaceable component that combines an ignition elementâ with a precision gas orifice to initiate combustion at a burner. as a⤠discrete subassembly, it pairs an âelectrical ignitor (resistive or electrode type) â¤with a machined⣠orifice that meters gas flowand is intended to be installed at the appliance manifold/burner interface as part of âthe fuel delivery and ignition system.
Within the appliance, theâ assemblyS role is⤠twofold: the âorifice establishes the flow⣠rateâ and pressure drop ârequired for the burner to produce the correct âflame characteristics, while the ignitor provides the energy-either heat or a spark-necessary to ignite the gas-air mixture.It therefore â¤interacts directly with the gas valve/manifold, theâ appliance control module or thermostat that commands ignitionand downstream safety/monitoring devices such as flame sensors or thermocouples.From a technical outlook, reliable operation depends âon correct orifice sizing,⣠intact sealing against âleaksand the ignitor’s electrical and thermal performance⤠under repeated thermal cycling and combustion exposure.
This article will describe the assembly’s functional design and its place in the appliance’s gas ignition circuit,outline the models and appliance types where thisâ part is commonly used,and cover typical â¤failure symptoms and diagnostic cues that a technician,engineer,or informed appliance owner should expect. It will also â˘present troubleshooting priorities-visual inspection, electrical continuity and voltage checksand âŁassessment of gasâ flow-and summarize practical replacement considerations, including⢠compatibility, sealing and mounting requirementsand safety precautions to â˘observe when servicing the ignition and fuel delivery system.
Table of Contents
- Function and Role of the Ignitor/Orifice in Frigidaire Gas Burnerâ Systems
- How the 316237704 Frigidaire Ignitor/Orifice â˘Assembly Operates: electrical,Thermal and GasâFlow Integration
- Common Failure Symptoms and âŁDiagnostic Indicators of a⣠Faulty Ignitor/Orifice Assembly
- Compatibility,Replacement Considerations âŁand âStepâbyâStep Installation for the 316237704 Unit
- Q&A
- The Way Forward
Function and Role of the Ignitor/Orifice in Frigidaire⣠Gas Burner âSystems
The 316237704 Frigidaireâ Ignitor/Orifice Assembly is an integrated componentâ that combines an âignition electrode with a fixed gas orifice to control and ignite the burner jet to OEM specifications. Mechanically, â˘the orifice sets the gas flow rate and burner⤠port âpressure; electrically, the ignitor provides the⤠spark (or heated âelement, depending âon design) at âŁa precise location relative to the orifice so theâ mixture ignitesâ reliably. Because the âorifice diameter and electrode position determine flame size and stability, using the correct assembly preserves âŁthe appliance’s rated BTU output and combustion characteristics for the specific Frigidaire models it was designed for. Physical compatibility factors include âmounting⤠geometry, thread or bracket type,â gas type (natural or LP)orifice sizingand the ignitor’s electrical connector and âŁresistance characteristics.
- Common operational symptoms of a faulty assembly: delayed âignition,continuous sparking after ignition,weak or yellow flame,or âno âŁspark at all.
- Compatibility checks: match part number, connector styleand âorifice/gas type before replacement.
- Safe⢠troubleshooting often starts with visual inspection, electrode gap⣠measurementand basic electrical continuity testing of the ignitor â¤circuit.
Diagnosing failures requires separating⣠the electrical⤠ignition function from the gas metering function: measure ignitor continuity (typical resistance ranges are specified by the manufacturer) and observe spark position and strength,â then confirm pressure/flow through the orifice and absence of blockages⣠or corrosion. Replacing the assemblyâ is the preferred fix when electrode wear,â cracked insulatoror a deformed orifice are present; improper installation (misalignment âŁor â˘incorrect orifice size) can cause flashback, poor combustionor safety interlock faults. For practical service, document the original assembly orientation, verify the appliance’s gas type, âand re-test after installation for correct flame âpattern and stable ignition under normal operating load.
| Item | Description |
|---|---|
| Part | 316237704 Frigidaire ignitor/Orifice⣠Assembly – integrated ignitorâ with factory orifice |
| Primary⤠function | Provide ignition âenergy and control gas jet flow to âachieve correct combustion |
| Service ânotes | Match gas type âand connector, measureâ ignitor resistance, inspect electrode gap and orifice condition |
How the â¤316237704 Frigidaire Ignitor/Orifice Assembly Operates:⤠Electrical, Thermal and GasâFlow⤠Integration
The⣠316237704 â˘Frigidaire Ignitor/Orifice Assembly combines the electrical ignitor⤠element and the gas metering orifice into a single serviceable unit âthat controls ignition timing, flame establishmentand steady-state combustion.Electrically, the ignitor receives voltage from the range/oven control and produces either a heated surface or a discharge (depending on the design) that providesâ the thermal energy required to ignite the gas. That electrical behavior is â¤closely coupled to the gas valve: the control âwill only energize the valve when the ignitor draws the expected current or reaches â¤the expected temperature, so a weakened ignitor can prevent gas flow even âwhen the valve âŁfunctions.⤠The orifice portion meters volume at the manifold â¤pressure specified for the cooker; orifice sizeâ and shapeâ are matched to âthe âappliance’s manifold pressure and gas type (natural gas vs. propane),so compatibility with the appliance’s â˘plumbing âand conversion requirements is critical for correct BTUâ output and flame shape.
Inâ practice, technicians verify operationâ by checking the ignitor’s electrical continuity and current draw, confirming that the control supplies the correct voltageand inspecting the orifice for blockage âŁor â˘incorrect sizing. Symptoms such âas slow ignition, repeated valve âcycling, yellow or lifting flamesor failure âto reach set temperature can indicate issues⤠with⤠either the ignitor element or the orifice; a weak ignitor may show normal âcontinuity but insufficient heating rate, while an orifice problem⤠typically altersâ flame color or stability.â Routine service includes visual inspection for cracks or corrosion, avoiding drilling or enlarging the orifice â(which alters flow and safety)and matching replacement âŁpartsâ to model and gas type. Practical checks include measuring â¤the ignitor’s resistance with a multimeter, confirming valve actuation voltage from the control boardand swapping in a known-good assembly toâ isolate⢠faults.
- Common checks: continuity⤠and resistance of ignitor,observed current draw during heat-up,visual orifice condition,correct orifice size for NG/LP,and secure mechanical mounting.
| Item | Description |
|---|---|
| Ignitor function | Provides thermal or spark energy to initiate combustion and signals control via current/temperature âbehavior. |
| Orifice role | Meters gas flow â˘at⤠manifold pressure to produce the designed flame size and BTU output. |
| Compatibility | Must match appliance manifold fittings âŁand gas type; conversion requires the correct âorifice and sometimes regulator adjustments. |
| Service tips | Inspect for cracks,â measure electrical characteristics, avoid modifying â˘orifice openingand replace with OEM/approved equivalent. |
Common Failure Symptoms and Diagnostic Indicators of a Faulty Ignitor/Orifice Assembly
The 316237704 Frigidaire Ignitor/Orifice Assembly combines âthe ignition element and the gas metering orifice into a single service part so that spark or hot-surface ignition and gas flow are âaligned⤠and ârepeatable for âŁa given burner. In normal operation the ignitor generates the energy required to ignite⢠the gas while the orifice controls the gas âflow rate and flame shape; any degradation of the ceramic, electrodeorifice boreor mounting alignment will change flame behavior and can prevent âŁthe valve from lighting â¤reliably. Compatibility is â˘a practical concern:â the orifice size and ignitor type in this assembly are matched âto Frigidaire âmanifold pressures and burner⢠geometry, so substitutions must match those parameters rather than beingâ chosen solely⢠on visual fit.
Troubleshooting a suspect assembly âfocuses â¤on observable symptoms and simple electrical/flow checks. â˘Common failure indicators include persistent clicking without ignition, delayed ignition âwith a loud pop (risking soot or flame rollout), weak or yellow/orange flames that suggest partial blockage or âŁincorrect orifice sizingand visible carbon build-up around the burner. Practical diagnostic steps include a visual inspection for crackedâ ceramics or electrode erosion, cleaning and inspection of the âorifice âbore,â verification of connector voltage during a firing cycleand a bench continuity/resistance check on the ignitor element (perform electrical tests âwith âpower disconnected). A technician⣠will match these symptoms to measurements âbefore replacing the assembly to ensure the root cause isn’t an upstream control module, loose wiringor manifold pressure issue.
- Persistent clicking, no â˘ignition – check orifice blockage and spark presence at the electrode.
- Delayed ignition with soot – inspect orifice bore and ignitor strength; consider replacement if â˘electrode erosion is visible.
- weak â¤or yellow flame – partial blockage,incorrect orifice size,or â¤low manifold pressure.
- Intermittent ignition⠖ intermittent connector voltage,⤠loose wiringor a failing ignitor element.
| Item | Description |
|---|---|
| Continuity/resistance | Bench-check the ignitor âelement for open circuit or abnormal resistance; perform with power disconnected to isolate the component. |
Compatibility, Replacement Considerations and StepâbyâStep Installation for the 316237704 Unit
The 316237704 Frigidaire Ignitor/Orifice Assembly combines the ignition element and gas meteringâ orifice into a single serviceable unit that both initiates gas combustion and helps set the correct fuel flow to the⤠burner. Functionally, the ignitor provides the energy (spark or hot surface) â¤to ignite the gas while the orifice âŁsize and seating determine â˘the downstream âpressure and volumetric flow; mismatched orifice size,â incorrect seatingor damaged electrodes can result in delayed ignition, weak or lifting âŁflamesor continuous pilot-like combustion. Compatibility depends onâ more thanâ the part number: verify the â˘assembly matches the âappliance’s gas type â(natural vs LP), the mounting flange and screw pattern,⤠the electrical connector âstyleand the valve/orifice interface used⢠on the specific Frigidaire model before replacing the existing unit.
when âŁreplacing the assembly,⣠follow controlled isolation and alignment practices to avoid⢠leaks and âensure âproper ignition behavior. Typical replacement considerations include confirming the orifice dimensions for the target gas service,keeping âor â˘replacing any gaskets or seals,and documenting wiring orientation before disconnection so the ignitor receives correct⤠polarity and grounding. After installation, perform a pressure or leak check at the valve fitting, restore powerand observe the flame shape and ignition â¤timing to confirm correct â¤operation; a healthy â˘burn shows a⤠defined inner âblue cone with stable attachment to⤠the port and⣠no prolonged gas flow before combustion.
- Shut offâ gas â˘and electrical power, remove access panels, photograph wiring, disconnect harness, unfasten retaining screws, swap assemblies, reinstall gaskets, reconnect wiring, test forâ leaks, restore serviceand verify flame âŁand ignition timing.
| Item | description |
|---|---|
| Compatible gas â˘type | Must match appliance configuration (Natural or LP) and corresponding orifice size |
| Electrical connection | Check connector style and harness length for proper mating and grounding |
| Tools required | Screwdrivers, wrench set, leak-test solution, multimeter or continuity tester |
Q&A
What is the 316237704 Frigidaire Ignitor/orifice Assembly?
The 316237704 is an OEM replacement ignitor/orifice assembly usedâ on compatible âFrigidaire gas âranges/ovens. It combines the spark electrode (ignitor) that⣠produces the ignition spark and the orifice (orifice holder)⢠that meters gas âflow to the burner. It replaces the factoryâ part when the original assembly is worn,cracked,clogged,or otherwise failing.
What are the common symptoms â¤that this assembly needs replacing?
Common signs include: burners that do not light despite clicking, âweak or intermittent sparks, a persistent gas smell with no ignition, visible corrosion or cracks at the⣠electrode tip or orifice, â¤or a burner that lights slowly or sputters. A clogged orifice can cause a weak flame; a damaged electrode will fail to spark.
How can I verify the 316237704 part is compatible with my appliance?
Locate your appliance model number (usually on a tag insideâ the oven âdoor frame, behind aâ broiler draweror on the back of⣠theâ range) and crossâreference it with frigidaire’s parts lookup or reputable⢠parts suppliers.â Many suppliers allow you to enter your model number â˘to⣠confirm fit. Do not rely on visual similarity alone – the âcorrect orifice size andâ connector style must match your â˘model.
Can I replace the ignitor/orifice assembly myselfand⣠what âsafety steps should I⢠follow?
Yes, a âŁcompetent DIYer can⣠replace â˘it, but⤠observe strict safety steps: shut off the gas â¤supply and disconnect electrical power to the appliance; ventilateâ the area; remove grates, caps and knobs;â note wiring⢠orientation and take photos;â remove mounting screws âand theâ orifice nut; install the new assembly in the same â˘position; tighten â¤fittings⣠snugly (avoid overâtorquing); restore gas and electrical service and checkâ for leaks with a soap solution (never use⤠an open flame).â If you are âuncomfortable working⤠on gas lines or are unsure, hire a licensed technician.
How do I test the ignitor/orifice âŁassembly to confirm it is indeed faulty?
Start with a visual inspection âfor cracked ceramic, burned tips,⣠or buildup. Forâ the electrode/ignitor: with power off,⢠check wiring connections and continuity with a multimeter⤠(an open circuit suggests failure). Note⢠that some spark systems won’t â¤show meaningful resistance values, so you may need to reassemble and observe⣠whether âa spark appears when âŁthe igniter is powered. For the orifice: remove and âinspect for debris or clogging; cleaning with compressed air can definitely help, but if the orifice is damaged or blocked, â˘replacementâ is recommended. Always restore gas and power only after confirming safe âconnections.
Do I needâ a different orifice if I convert the range from natural gas to propane (LP)?
Yes. Orifice size directly controls gas flow and must match the fuel type. â¤Converting from natural gas to LP requires installing the correctâ LP orifice(s) and sometimes changing regulator settings.⢠Use only manufacturerâspecified conversion parts and⢠follow the conversion instructions in the service manual, â¤or have a qualified technician perform the âŁconversion.
What toolsâ and parts⤠should I have on âhand for replacement?
Typical âtools: flathead and Phillips screwdrivers, â˘nut drivers or a small socket set (common sizes: 7/16″ or 1/2″), needleânose pliers, adjustable wrench, a⤠multimeter for electrical checksand a soap/leak detectionâ solution. Have the⣠replacement 316237704 assemblyand â¤keep any small screws,⢠mounting hardwareor sealing washers that may need replacing. If the orifice orâ fittings use flare fittings, ensure you do not damage the âflare â˘surface when reconnecting.
How⢠much does the 316237704 part and installation usually cost?
Part prices varyâ by supplier and can typically range from roughly $15 to $60 for an OEM assembly; aftermarket⤠prices may differ. Professional installation adds labour costs – frequently enough $75 to⤠$200 depending on region and complexity. Prices fluctuate, so check current listings and consider âgetting a technician quote if you need professional service.
The Way Forward
The 316237704 Frigidaire Ignitor/Orifice Assembly plays a central role in gas-range operation by reliably initiating and regulating the flame needed for consistent heating. As an integrated component that combines the ignitor function withâ the orifice that meters gas flow, it directly affects ignition âreliability,â cooking performance⤠and appliance safety. When functioning correctly, the assembly helps ensureâ even heat distribution, efficient fuel use andâ reduced risk ofâ ignition-related faults.
Proper diagnosis and, when necessary, timely replacement of the 316237704⣠assembly are vital for maintaining appliance performance and safety. Accurateâ troubleshooting-confirming symptoms, testing the ignitor and gas â¤flowand verifying part⤠compatibility-minimizes unneeded repairs and ensures the correct fix. When replacement is required, using the correct part and âŁfollowing recommended installation procedures (or engaging a qualified service technician) helps restore reliable operation, prolong appliance life and reduce recurrence of issues. Conducting repairs with attention âŁto safety and manufacturer⣠guidanceâ delivers the best outcomes for performance and longevity.
Professional Appliance Service
If your appliance requires professional diagnosis or repair, visit
Revolff Home Services
for expert appliance repair services.
For local appliance service information see
Dryer repair Henderson
.
Replacement parts for many appliance models can also be found at
Reliable-Parts-Hub
.
