279318 whirlpool Terminal â¤is anâ electrical terminal connector⣠used⤠in whirlpoolâ appliances to provide a⢠secure⤠mechanical adn electrical connection betweenâ wiring âharnesses and internal⢠components. The⢠part serves⢠as a point of⣠contact for power and⢠signal â˘conductors, typically implemented as a stamped⤠metal⤠terminalâ held in an insulating body or mounted to a small terminal block,â and is identified by its Whirlpool⤠part number for âservice and replacement purposes.
Inside an appliance system the⤠279318 terminal functions as an interface between the incoming power â¤or control wiring âand devices such as control âboards, â˘motors,⤠heating elements,⣠switchesand⢠sensors.â It carries current and âtransmits control signals while âresisting⤠vibration, heat, âand occasional contamination; therefore its electrical âresistance, contactâ integrityand mechanical retention directly affect circuit continuity and â¤component behavior. The terminal commonly appears where harnesses plug â˘into controllers,⢠heatersor large-load componentsand its condition influences â˘the reliability and safety⣠of the appliance electrical system.
In this⤠article readers will find a technical overview of the 279318 terminal’sâ intended function and the types of connections it supports, guidance on âdetermining compatibility with â˘specific Whirlpool models and harnesses, common failure symptoms to watch â¤for (such as high-resistance joints, discoloration, arcing, âintermittent poweror physical deformation), â¤and⣠practical âtroubleshooting steps a technician âŁcan use to â˘isolate terminal-relatedâ faults. âThe article will⣠also cover replacement considerations including matching partâ number⣠and âterminal type, wire gauge and connector⤠style, mounting and insulation ârequirementsand âbasic safety precautions to observe when testing or replacing⢠the component.
Table of Contents
- Function âand Role of âtheâ Terminal âin Whirlpool Appliance Electrical Systems
- How theâ 279318 Whirlpool âTerminal Interacts with Control Boards⣠and Wiring Harnesses
- Common Failure Symptoms and Measurable Diagnostic Indicators for Terminal Faults
- Compatibility,Replacement Considerations,Installation Proceduresâ and Troubleshooting Workflows
- Q&A
- Wrapping Up
Function and Role of the Terminal in Whirlpool â˘Appliance Electrical â¤Systems
The 279318 Whirlpool Terminalâ serves⢠as âaâ specific â˘electrical interface used in Whirlpool applianceâ wiring harnesses to connect components such as heaters,motors,door switches,and control â˘boards. âIts⢠primary function âis to âprovide a lowâresistance, mechanically secure contact point that withstands thermal cycling â˘andâ vibration typical âin laundry and kitchen environments. âConstructed from a conductive base metal with corrosionâresistant plating, the terminal’sâ contact geometry⤠(frequently enough a 1/4″ spade⤠or blade for this â¤part family)⢠ensures consistent mating âpressure and predictable voltage drop; when a terminal shows high â¤resistance or âvisible corrosion, it increases â˘heat at â¤the âŁconnection and can cause âintermittent operation ofâ the attached⤠component.
Compatibility and correct installation determine⤠longâterm behavior:⢠matchâ theâ 279318 Whirlpool âTerminal to the correctâ wire â˘gauge, mating tab sizeand⤠temperature rating specified âinâ the⤠appliance wiring diagram. Use a â˘proper crimping⣠tool⢠sized for⢠the⣠terminalâ and wire⣠to âachieve a reliableâ crimped joint, â¤avoid excessiveâ solder that can âwick and â˘embrittleâ the connectionand â¤provide strain â˘relief on the harness to⤠prevent cyclic fatigue.â Practical âtroubleshooting steps include a visual⤠inspection âfor discoloration or â˘deformation, a continuity test and measurement of voltage under loadâ to detect excessive dropand substitution with a known-good terminal âof âthe same⤠specification âto confirm fault localization. For example, replacing â¤a âcorroded spade⣠terminal on a dishwasher heating â¤element⣠with âa correctly sized 279318 replacement â¤typically ârestores⣠a⣠stable connection and eliminates⣠intermittent heating⣠faults⢠when âinstalled and torquedâ properly.
- Inspection checklist: â˘visual condition,â secure â¤crimp, correct wire gauge, correct matingâ tab âŁfit, absence of overheatingâ signs.
- Failure symptoms: intermittent component⣠operation, localized heat atâ connector, blown fuses or tripped breakers⣠originating at the harness.
| Item | Description |
|---|---|
| Part number | 279318 Whirlpool Terminal (replacement terminal for specified Whirlpool harnesses) |
| Connector âtype | Typically â1/4″ (6.3 mm) female spadeâ / âblade receptacle |
| Wire⢠gauge | Commonly 14-18 AWG âdepending on circuit |
| Max continuous current | Approx. 15 A (verify with⢠service manual for circuit⣠specific rating) |
| contact finish | Tinâplated brass âor nickel plating âŁto resist corrosion |
| Temperature rating | Typically up⣠to 105 °C for âstandard appliance wiring applications |
How the 279318 Whirlpool Terminal Interacts âwith Controlâ Boards and⤠Wiring harnesses
The 279318⣠Whirlpool Terminal is â¤a modular electrical connectorâ that⣠provides the electrical and mechanicalâ interface between a âhousehold appliance’s⢠wiring âharness and its control board. It typically consists of⤠a molded insulating housing and individual metal â˘female contactsâ that mate with a board-mounted âmale header; the terminal transfers low-voltage âcontrol signals and higher-current⤠power⤠lines âdepending âon⣠the circuit position. Compatibility â¤depends on âphysical andâ electrical parameters:â the⢠number of positions⣠and pitch mustâ match the control-board âheader, the contactâ geometry must engage reliably with the board⤠pins, âand⤠the terminal’s⢠current âand â¤temperature ratings must âsuit the load and operating environment. For example, replacing âa control⢠board â˘requires confirming â¤that the replacement⤠board’sâ header pitch and pinout align with the 279318 connector to avoid⤠incorrect routing of power or â˘sensor signals.
Failure modes and practical diagnostics center âon âcontactâ integrity. Intermittent control signals, elevated â¤voltage drop under load,â or heating⣠at âthe connector are signs⤠of loose or corroded contacts and â¤can produce sporadic faultsâ or⢠error âŁcodesâ at the controller. Technicians â˘should perform visual inspectionâ for bent pins âand corrosion, continuity âŁand voltage-dropâ measurementsâ under expected âŁloadand a mechanical âseating âcheck by gently tugging the harness while monitoring theâ circuit. Crimped contacts installed with the correct tooling are â˘preferable to makeshift crimps or⢠soldering âŁfor vibration-prone⣠environments; maintain strain reliefâ and correct wire routing to reduce conductor fatigue. Useful⢠checks and compatibility items âŁinclude:
- Pin count âandâ header pitch⢠match
- Wire gauge and ampacity compatibility
- Locking/keying features âand âinsertion âdepth
- Contact â˘plating andâ corrosion resistance
- Temperature rating âfor the â˘appliance location
| Item | Description |
|---|---|
| Pin⣠count | must match control-board header positions to âpreserve signal⣠mapping |
| Wire gauge | Determines allowable âcurrent; verify against circuit⤠load (e.g., â18-14 âAWG âtypical âranges) |
| current/temperature rating | Select â˘terminal rated above âexpected circuit current and operating â¤temperature |
Common Failure Symptoms and Measurable âdiagnostic Indicators for Terminal Faults
The 279318 Whirlpool âTerminal⢠is a service terminal used âto create a removable,â crimped electrical connection between appliance wiring and components such as⤠motors, heating elementsand⣠control modules. âAs aâ passive connector, its⣠function is to provide low-resistance contact and reliable⣠mechanical retention under vibration andâ thermal cycling. Compatibility depends on tab geometry, mating⣠terminal âŁtypeandâ wire-gauge range:â using the correct⤠mating tab size âŁand a properlyâ sized crimp for the wire insulation âŁpreventsâ high contact resistance âor intermittent disengagement.⣠In practical â˘installations, a compromised terminal will show symptoms at⤠the âsystem level â(motor not â¤starting, âheater ânot â¤reachingâ temperatureor sporadic control faults) even though the âconnected device itself may be â˘healthy.
Measurable diagnostic indicators focus on â¤continuity, contact⤠resistance,â voltage â¤drop under âload,â and thermal behavior. Use a digital â˘multimeter âand, where possible, measure⤠voltage drop âŁacross⤠the terminal⣠while âthe âcircuit â˘is under normal current;â apply â¤Ohm’s law to correlate observed voltage âdrop â˘to contactâ resistance â(such as, a â˘10â A âŁload withâ a⤠0.1 Ί contact produces a 1.0 V drop).Measure under load rather than ârelying solely on an open-circuit continuity⣠beep, since âmarginal contacts âcan passâ a continuity âtest but exhibit⢠high resistance when⢠stressed. Infrared⢠thermography or aâ surface thermometer can detect⣠localized heating-temperature rises âof several tens â¤of degrees âCelsius relative to adjacent components under load indicate excessive â˘contact resistance orâ partial arcing⣠and justify â¤terminal replacement or re-crimping with the correct tooling.
- Visual inspection for âŁcorrosion,⤠discoloration, melted⢠insulationor loose crimps.
- Continuity test toâ confirm no open circuit;⣠follow with a loaded voltage-drop⤠measurementâ for true contact resistanceâ assessment.
- Measure current with a⢠clamp meter â˘and⢠calculate âcontact⣠resistance âusing Vdrop / I; values â¤significantly⣠above expected for⣠the application indicate a fault.
- Perform â¤a wiggle âtest under powered conditions to reproduce intermittent faults caused by poor mechanical retention.
- Replace or re-crimp using⣠properly sized terminals and⣠terminals â¤that matchâ the mating tab geometry when diagnostics â˘indicateâ high resistance or⤠instability.
| Item | Description |
|---|---|
| Contact resistance | Expected: very low (typically 0.5-1 Ί indicates corrosion or poor âcontact. |
| Voltage drop under load | measureâ across theâ terminal â˘while circuit is operating;⤠drops⣠>0.2-0.5 V at normal load are⣠cause for repair. |
| Thermal rise | surface temperature >10-20°C above nearby components â¤under â¤load suggests excessive âresistance or arcing. |
| Mechanical integrity | Loose tabs, âŁdeformed⢠housingsor âpoor crimps âŁproduce⣠intermittent connections⤠and require replacement with matching â¤terminal types. |
Compatibility, Replacement Considerations, Installation Procedures and Troubleshooting workflows
The 279318 Whirlpool Terminal is an OEM appliance connector found on⣠several Whirlpool wiring âharnesses; it âfunctions âŁas âthe electrical⣠junctionâ between⢠wiring âŁand componentsâ such as âmotors, âŁheatersand â¤controlâ modules.Technicians must âassess compatibility âby checking â˘the terminal’s mating⤠geometry, wireâgauge range, plating (tin or silver)and âŁcurrent-carrying capacity against the replacement part and⤠the appliance circuit. When substituting an aftermarket terminal, verify âŁthat the inserted âwire insulation stops at â¤the designed insulation relief, âthat the crimp location and retention tangs match the⣠originaland that theâ replacement preserves polarity and physical clearance inside the connectorâ housing to avoid âŁcontact with âŁnearby chassis or moving parts.
Installation begins with âdeâenergizing the applianceâ and documenting connectorâ orientationâ and wire routing;â use a highâquality âcrimp âtool sized âfor⢠the specified wireâ gauge rather than relying on⣠pliersand secure any⣠screwâtype terminals to the recommended torque when present âto âavoid intermittent heating. For troubleshooting, follow a reproducible workflow: inspect âfor corrosion or broken strands, performâ continuity and âŁvoltage checks under both âidle and load conditions, âand replicate the⤠fault with a wiggle test âwhile⣠monitoring⢠the circuit.â Typical diagnostic steps and fast⤠reference â¤specifications are listed â˘below.
- Safety first: âŁdisconnect â¤power and tag the âcircuit⤠before touching terminals.
- visual: check for discoloration,â melting,⢠or loose crimps at theâ terminal interface.
- Electrical: measure⣠resistance â˘across the â¤terminal under ânoâloadâ and measure voltage underâ load.
- Repair: replace with matched geometry terminal, correct⤠crimp tooland âŁprotect connections with âheatâshrink or dielectric grease as appropriate.
| Item | Description |
|---|---|
| Typical mating type | Female â¤spade / stamped⢠connector (match⣠housing and pin size) |
| Wire â˘gauge range | 16-12 AWG (verify⢠actual application requirements) |
| recommendedâ termination | Properly sized ratcheting âcrimper; solder only where specified âŁand⣠not âin highâvibration locations |
Q&A
What isâ theâ Whirlpoolâ part 279318 terminal?
Whirlpool part âŁ279318â is â˘an electrical⢠terminal/terminal⤠block assembly used to connect⤠the âŁincoming power cord to âthe â˘internal wiring of â¤the appliance.â It âprovides a âsecure mechanical⤠andâ electrical â¤connection point for â¤the appliance’s line, neutral and sometimes âground⤠conductors, â˘and is used on several⣠Whirlpool-family models⤠(Whirlpool, Maytag, âŁKitchenAid, etc.).
How do I know â¤if my applianceâ uses⣠the 279318 terminal?
Checkâ the appliance’s parts âdiagram or tech sheet⤠(usually âŁbehind an access panel or âin the service manual) for the listedâ part number. You can âalso â˘remove the âaccess panel â(after disconnecting power) and look âfor a â˘stamped/printed part number âon the â¤terminal blockâ itself. If âuncertain, enter your appliance âmodel number⤠on the⤠official Whirlpool parts â¤website or contact Whirlpool parts âsupport to confirm compatibility.
What âare âŁthe common symptoms of a failingâ or damaged terminalâ block?
Symptoms â˘include intermittentâ power or âa failure to power on,â visible burn marks or discoloration on the terminal, melted or cracked⢠plastic, a⤠burning âorâ hot-spot smell ânear the connection,â arcingâ orâ sparking when theâ appliance⣠is poweredandâ heating of the â˘terminalâ during operation. Anyâ of these indicate the terminal should âbe inspected⤠and likelyâ replaced.
Can⢠I replace the 279318 terminal â¤myselfand what safety⣠stepsâ shouldâ I⢠follow?
Yes, âa competent DIYer âŁor⢠technician can replaceâ it, provided theyâ follow electrical safety â˘procedures. Always disconnect the â˘appliance from power at the⣠breaker or unplug it â˘before starting. â˘Verify no voltage is present with aâ meter. Take photos or label wires so âyou can reconnect them in the â¤correct⢠order. Wear âappropriate PPE (insulated tools and âgloves if needed).If⣠you are not comfortableâ working âwith mainsâ electricity,⢠hire âa qualified âtechnician.
What⤠is the correct wiring order and wire âcolorâ coding for the terminal?
wiring order⣠and colors vary by appliance and model. âŁIn typicalâ U.S. practise:⢠ranges/dryers on 240 V have two hot legs (frequently âenough⤠black and⣠red), âplus a neutral (white) and possibly⢠a ground (green or bare); small â120 V appliances often use âŁblack (hot), white (neutral) and green/bare (ground). Always follow â¤the appliance wiring diagram and âconnectâ wires to the âŁsame terminal âpositions they â¤came from. âDo not assume âcolors-verify âusing the wiring diagram or photos taken⣠before â¤disassembly.
How should I torque or tighten âthe terminal âscrews whenâ installing the 279318?
Tighten the âterminal âscrews untill the conductor is clamped securely and cannot be pulled out by⤠hand, but avoid over-tightening which âcan deform the âterminal or damage the conductor. Use a screwdriver sized for the screw head âand snug the screw firmly. If âa torque specification is provided inâ the serviceâ manual âfor âyourâ model, âfollow that value. âŁAfter⤠initial tightening,tug lightly⤠on eachâ wire toâ confirm it’s secure.
How âŁcan âŁI test the terminalâ blockâ to confirm it is indeed working after⤠installation?
Withâ the appliance reassembled (and after⤠restoring power safely),⢠verify proper voltage at⣠the terminal using a multimeter: measure line-to-lineâ and line-to-neutral voltages per the âappliance⣠specifications.⢠Also run the âappliance â¤and âŁcheck⣠that â˘it operates normally without unusual heat,⣠noise, smell or intermittent â¤power.If âŁyou suspect poor âconnection, shut power off and recheck physical connections and continuityâ with the power âremoved.
Where can I âbuy a genuine 279318 terminal and should I replace⣠the whole âassembly?
Genuineâ replacement partsâ can be purchased from the âWhirlpool âpartsâ website,authorized Whirlpool⤠parts dealers,or reputable âappliance â˘parts retailers.⢠Using âOEM parts is â¤recommended for fit and safety. If the terminal⣠mounting â¤or â¤surrounding insulation/body is damaged,⢠replace the whole terminal â˘assembly rather than attempting âto repair only the screw or â¤clamp; damaged housings can⣠lead âto poor connections, arcing,⤠and fire hazards.
Wrapping âŁUp
The 279318⢠Whirlpoolâ Terminal serves as a small but âessential electrical connection within compatible â˘Whirlpool appliances, â¤providing a secure interface between⣠wiring âand components. even though compact, its condition directly affects circuit â˘continuity, operational â¤reliability âand safety;â a deteriorated,⣠corroded or loose terminal can lead âŁto intermittent operation, increased resistance and potential overheating, which in turn can compromise â¤appliance âŁperformance.
Proper diagnosis is important âto âdistinguish terminal failure âfromâ othre electrical or mechanical faults and to â¤avoidâ needless component replacement. When testing and⣠inspection indicate the terminal is â¤worn, damaged or not meeting âspecification, replacement with the correct part restores reliable âelectrical contactâ and âŁhelps maintain the âŁintended performance and safety margins of the appliance.â Using the specified replacement and following manufacturerâ guidance or a qualified âservice professional reduces the â¤risk âof incompatibilityâ or installation-related issues.
attention to theâ 279318â Whirlpool Terminal-through â¤accurateâ diagnosis and timely,appropriate replacement when â˘required-contributes toâ appliance longevity,consistent âoperation and safe service.â Engaging trained technicians âand following âmanufacturer recommendations ensures repairs âŁare effective and compliant with applicable safety practices.
Professional Appliance Service
If your appliance requires professional diagnosis or repair, visit
Revolff Home Services
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For local appliance service information see
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Replacement parts for many appliance models can also be found at
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