{"product_id":"whirlpool-washer-water-inlet-valve-wp3979346","title":"Whirlpool Washer Water Inlet Valve WP3979346 – Fix a Washer That Won't Fill, Fills Slowly, or Leaks | OEM \u0026 XPart","description":"\u003cstyle\u003e\n.hero-banner{position:relative;background:linear-gradient(135deg,rgba(0,0,0,0.82) 60%,rgba(0,0,0,0.45) 100%),url('https:\/\/cdn.shopify.com\/s\/files\/1\/0897\/7783\/2225\/files\/4444444444444444.png?v=1777040489') center\/cover no-repeat;padding:36px 32px;border-radius:8px;margin:0 0 28px 0;color:#fff;}\n.hero-banner h2{margin:0 0 6px 0;font-size:1.55em;font-weight:900;letter-spacing:0.3px;}\n.hero-banner .label{display:inline-block;background:#c8a400;color:#000;font-size:0.72em;font-weight:800;text-transform:uppercase;letter-spacing:1px;padding:3px 10px;border-radius:3px;margin-bottom:12px;}\n.hero-specs{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}\n.hero-specs span{background:rgba(255,255,255,0.13);border:1px solid rgba(255,255,255,0.25);border-radius:4px;padding:5px 13px;font-size:0.82em;font-weight:700;letter-spacing:0.3px;}\n.pro-tip{background:#1a1a2e;border-left:4px solid #c8a400;padding:16px 20px;border-radius:6px;margin:24px 0;color:#f0f0f0;font-size:0.95em;line-height:1.6;}\n.pro-tip strong{color:#c8a400;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"hero-banner\"\u003e\n  \u003cdiv class=\"label\"\u003eOEM \u0026amp; Premium XPart Options Available\u003c\/div\u003e\n  \u003ch2\u003eWasher Won't Fill with Water, Fills Slowly, or Leaks at the Back? It's the Water Inlet Valve.\u003c\/h2\u003e\n  \u003cdiv class=\"hero-specs\"\u003e\n    \u003cspan\u003ePart# WP3979346\u003c\/span\u003e\n    \u003cspan\u003eX-Ref: 3979346 · 3979347 · 8578342 · AP6009052\u003c\/span\u003e\n    \u003cspan\u003eWhirlpool · Maytag · Kenmore · KitchenAid · Inglis\u003c\/span\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eThe water inlet valve controls the flow of hot and cold water into the wash tub. When its solenoids fail or mineral deposits block the ports, the washer stops filling entirely, fills at a trickle, or leaks at the hose connections. The \u003cstrong\u003eWP3979346 Whirlpool Water Inlet Valve\u003c\/strong\u003e is the factory-specified dual-solenoid replacement — available in genuine OEM or premium XPart — that restores full, temperature-correct water flow on the first cycle.\u003c\/p\u003e\n\n\u003ch2\u003e✓ Symptoms This Fixes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWasher won't fill with water at all\u003c\/li\u003e\n\u003cli\u003eWasher fills very slowly or takes too long to reach the selected level\u003c\/li\u003e\n\u003cli\u003eOnly hot or only cold water enters the tub (one solenoid failed)\u003c\/li\u003e\n\u003cli\u003eWater leaks from the back of the washer at the hose connections\u003c\/li\u003e\n\u003cli\u003eWasher overfills or won't stop filling\u003c\/li\u003e\n\u003cli\u003eIncorrect water temperature during the wash cycle\u003c\/li\u003e\n\u003cli\u003eSolenoid clicking but no water flow\u003c\/li\u003e\n\u003cli\u003eWasher displays a fill error code\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e✓ Part Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e WP3979346\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-References:\u003c\/strong\u003e 3979346, 3979347, 8578342, AP6009052, PS11742194, EAP11742194\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXPart SKU:\u003c\/strong\u003e WP3979346XP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Whirlpool OEM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Dual-solenoid water inlet valve (hot + cold, independent control)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeature:\u003c\/strong\u003e Integrated thermistor for water temperature feedback to control board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppliance Type:\u003c\/strong\u003e Top-load washer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptions:\u003c\/strong\u003e Genuine OEM (Whirlpool) or premium XPart aftermarket — both New and Used available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"pro-tip\"\u003e\n\u003cstrong\u003ePro Tip — Check the Supply Line Screens Before Condemning the Valve:\u003c\/strong\u003e\u003cbr\u003e\nMineral-clogged inlet screens on the water supply hoses produce identical symptoms to a failed valve — slow fill or no fill — at a fraction of the cost. Before replacing the valve, shut off the water, disconnect both supply hoses, and inspect the small mesh screens inside the hose fittings. If they're packed with sediment, clean or replace the screens first. If flow is still poor after clean screens, the valve solenoid has failed and replacement is warranted.\n\u003c\/div\u003e\n\n\u003ch2\u003e✓ Buying Options\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM \/ New\u003c\/strong\u003e — Genuine Whirlpool-manufactured valve, identical to the factory original. Best choice for an exact factory replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXPart \/ New\u003c\/strong\u003e — Premium aftermarket valve engineered to meet or exceed OEM specifications. Same fit and function at a better price. Not affiliated with or endorsed by Whirlpool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM \/ Used\u003c\/strong\u003e — Genuine Whirlpool part pulled from a working appliance. Inspected and tested. Ideal for older machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXPart \/ Used\u003c\/strong\u003e — Used aftermarket valve. Inspected and tested. Not affiliated with or endorsed by Whirlpool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e✓ Installation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill Level:\u003c\/strong\u003e Intermediate — involves water line disconnection and electrical connectors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimated Time:\u003c\/strong\u003e 45–60 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Steps:\u003c\/strong\u003e Shut off water supply and disconnect power → Pull washer from wall → Remove back panel to access valve → Photograph hose connections and wiring harness before disconnecting → Disconnect hot and cold supply hoses (have towels ready for residual water) → Unplug electrical connectors → Remove mounting screw and pull old valve → Seat new valve, reconnect hoses hand-tight then snug with wrench → Reconnect harness → Restore water and power → Run a fill cycle and check for leaks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Always shut off water supply AND disconnect power before beginning. Hand-tighten hose fittings first — over-tightening can crack the valve body. Verify no leaks at connections before running a full load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e✓ Compatible Models\u003c\/h2\u003e\n\u003cp\u003eCompatible with hundreds of Whirlpool, Maytag, Kenmore, KitchenAid, Inglis, Amana, and Crosley top-load washer models including:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhirlpool WTW Series:\u003c\/strong\u003e WTW5200VQ0, WTW5300VW0, WTW5400TQ0, WTW5500SQ2, WTW5505VQ0, WTW5550SQ0, WTW5590VQ0, WTW5600SQ0, WTW5700SW0, WTW5790VQ0, WTW5800SW0, WTW5810SW0, WTW5820SW0, WTW5830SW0, WTW5840SW0, WTW5850SW0, WTW5860SW0, WTW5900SW0, WTW5900TW0 and many more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhirlpool GST \/ GSQ \/ GSW Series:\u003c\/strong\u003e GST9630PW0–PW3, GST9679PW0–PW3, GSQ9631LW0–LW1, GSQ9632LW0–LW1, GSQ9633LW0–LW1, GSQ9669LW0–LW1, GSW9800PW0–PW2, GSW9900PW0 and many more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaytag MTW \/ MVWC Series:\u003c\/strong\u003e MTW5600TQ2, MTW5700TQ0, MTW5720TQ0, MTW5800TW0, MTW5900TW0, MTW5920TW0, MVWC300VW0, MVWC400VW0, MVWC500VW0, MVWC700VW0 and many more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKenmore \/ Inglis:\u003c\/strong\u003e 11015732400, 11024902200, 11025832400, 11026852500, 11027741600, 11028532701, 11029532800, IP44000, IP44001, IP44002, IP44003, IP45000, IT41000, IT42000, ITW4300TQ0 and many more\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAmana \/ Crosley \/ Magic Chef:\u003c\/strong\u003e ATW4300TQ0, ATW4470TQ0, ATW4475TQ0, CAM2762TQ3, CAW2762RQ0, CAWS966RQ1, ETW4450TQ0, HTW4300TQ0, NTW4600VQ0, NTW5500TQ1, RTW4300TQ0, SAWS900JQ0 and many more\u003c\/p\u003e\n\n\u003ch2\u003e✓ All Cross-Reference Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWP3979346 (current active OEM part number)\u003c\/li\u003e\n\u003cli\u003e3979346 (superseded OEM)\u003c\/li\u003e\n\u003cli\u003e3979347 (superseded OEM)\u003c\/li\u003e\n\u003cli\u003e8578342 (cross-reference)\u003c\/li\u003e\n\u003cli\u003eAP6009052\u003c\/li\u003e\n\u003cli\u003ePS11742194\u003c\/li\u003e\n\u003cli\u003eEAP11742194\u003c\/li\u003e\n\u003cli\u003eWP3979346XP (XPart aftermarket)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e✓ Why XPart Supply\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCanadian Business Since 1996 — 30 Years of Appliance Parts Expertise\u003c\/li\u003e\n\u003cli\u003eGuaranteed Fit — OEM and XPart parts matched to your exact model\u003c\/li\u003e\n\u003cli\u003eFast Canada-Wide Shipping\u003c\/li\u003e\n\u003cli\u003eTrusted by DIYers and Appliance Technicians Across Canada\u003c\/li\u003e\n\u003cli\u003eExpert support to confirm compatibility before you order\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e✓ Frequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\u003csummary\u003eHow do I know if it's the valve and not the supply hose screens?\u003c\/summary\u003e\u003cp\u003eShut off the water, disconnect both supply hoses, and inspect the small mesh screens inside the hose fittings at the valve. If they're packed with sediment, clean them first — this is a free fix. If the screens are clear and flow is still poor or absent, the valve solenoid has failed and the valve needs replacement.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdetails\u003e\u003csummary\u003eWhy does only hot or only cold water fill the tub?\u003c\/summary\u003e\u003cp\u003eThe WP3979346 has two independent solenoid coils — one for hot water and one for cold. If only one temperature fills, the solenoid for the other temperature has failed. A failed solenoid cannot be repaired; the entire valve must be replaced.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdetails\u003e\u003csummary\u003eWhat's the difference between OEM and XPart?\u003c\/summary\u003e\u003cp\u003eThe OEM option is the genuine Whirlpool-manufactured valve — identical to the factory original. The XPart option is a premium aftermarket valve engineered to the same dimensional and electrical specifications. Both are direct-fit replacements. XPart is not affiliated with or endorsed by Whirlpool.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdetails\u003e\u003csummary\u003eIs WP3979346 the same as 3979346 or 8578342?\u003c\/summary\u003e\u003cp\u003eYes — 3979346, 3979347, and 8578342 are all superseded or cross-reference part numbers for the same valve. WP3979346 is the current active OEM part number and is a direct replacement for all of these.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdetails\u003e\u003csummary\u003eDoes XPart Supply ship washer parts across Canada?\u003c\/summary\u003e\u003cp\u003eYes! XPart Supply ships OEM and aftermarket washer parts Canada-wide with fast, reliable shipping. We've been serving Canadian appliance repair customers since 1996 and offer guaranteed fit on all parts. Contact us if you need help confirming compatibility with your model.\u003c\/p\u003e\u003c\/details\u003e","brand":"XPart Supply Ltd.","offers":[{"title":"XPart \/ New","offer_id":51506245337377,"sku":"WP3979346XP","price":64.99,"currency_code":"CAD","in_stock":true},{"title":"XPart \/ Used","offer_id":51506245370145,"sku":"WP3979346XP","price":39.99,"currency_code":"CAD","in_stock":false},{"title":"OEM \/ New","offer_id":50992130261281,"sku":"WP3979346","price":91.7,"currency_code":"CAD","in_stock":true},{"title":"OEM \/ Used","offer_id":50992130294049,"sku":"WP3979346","price":39.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/7783\/2225\/files\/img_hgjpmlfamh_2f6c724c301e2c831c16ee126b0763e95caa711b092ccf18f244be0045e30e51.png?v=1725982026","url":"https:\/\/xpartsupply.com\/products\/whirlpool-washer-water-inlet-valve-wp3979346","provider":"XPart Supply Ltd.","version":"1.0","type":"link"}