Item #23 in diagram.

Thermal Fuse, Thermal Cut-Off, Safety Fuse, Overload Fuse

3388651, 3392519, 694511, 80005, WP3392519VP

Whirlpool, Maytag, Kenmore, KitchenAid, Amana, Roper, Crosley (verify by model)

10688419100, 10688419300, 110088732791, 11060012000, 11060012001, 11060012002, 11060022010, 1106012990, 11060172001, 11060172002, 11060202990, 11060212990, 11060232000, 11060232001, 11060232002, 11060522900, 11060602990, 11060612990, 1106062110, 11060622990, 11060702990, 11060712990, 11060722990, 11060724990, 11060727990, 11060802990, 11060812990, 11060814990, 11060817990, 11060832990, 11060842990, 1106085299, 11060852990, 11060854990, 11060857990, 11061202010, 11061202011, 11061252010, 11061252011, 11061802000, 11061804000, 11061812000, 11061814000, 11062062102, 11062062103, 11062064102, 11062064103, 11062066102, 11062066103, 11062082102, 11062084102, 11062086102, 11062102310, 11062182102, 11062182103, 11062202100, 11062202101, 11062212100, 11062212101, 11062512100, 11062512101, 11062512102, 11062514100, 11062514101, 11062514102, 11062602100, 11062602101, 11062612100, 11062612101, 11062622100, 11062622101, 11062702100, 11062702101, 11062702102, 11062712100, 11062712101, 11062722100, 11062722101, 11062722102, 11062724100, 11062724101, 11062802100, 11062802101, 11062802102, 11062812100, 11062812101, 11062822100, 11062822101, 11062822102, 11062824100, 11062824101, 11062824102, 11062832100, 11062832101, 11062842100, 11062842101, 11062852100, 11062852101, 11062854100, 11062854101, 11062872100, 11062872101, 11062872102, 11062972102, 11062974102, 11062982102, 11062992102, 11062994102, 11062996102, 11063012102, 11063014102, 11063022102, 11063024102, 11063032102, 11063034102, 11063036102, 11063042102, 11063046102, 11063052102, 11063062102, 11063064102, 11063066102, 11063102100, 11063102101, 11063112100, 11063932102, 11063942102, 11063952102, 11063954102, 11063956102, 11064082201, 11064082202, 11064084201, 11064084202, 11064086201, 11064086202, 11064102300, 11064102301, 11064112200, 11064202200, 11064202201, 11064212200, 11064212201, 11064602300, 11064602301, 11064612200, 11064622300, 11064622301, 11064632300, 11064632301, 11064642400, 11064652400, 11064672400, 11064712200, 11064712201, 11064722400, 11064732400, 11064742400, 11064812200, 11064812201, 11064832400, 11064842400, 11064852400, 11064854400, 11064872400, 11064872401, 11064882400, 11064882401, 11064892400, 11064892401, 11064894400, 11064894401, 11064902200, 11064902201, 11064912200, 11064922200, 11064922201, 11064924200, 11064924201, 11064932200, 11064932201, 11064942300, 11064944300, 11064946300, 11064952300, 11064954300, 11064956300, 11064962300, 11064964300, 11064966300, 11064972300, 11064972301, 11064976300, 11064976301, 11064982300, 11064982301, 11064992300, 11064992301, 11064994300, 11064994301, 11064996300, 11064996301, 11065062500, 11065064500, 11065066500, 11065822400, 11065922400, 11065922401, 11065924400, 11065924401, 11065926400, 11065926401, 11065942400, 11065942401, 11065944400, 11065944401, 11065946401, 11065956400, 11065962400, 11065962401, 11065964400, 11065964401, 11065966400, 11065966401, 11066002010, 11066051690, 11066058690, 11066071690, 11066101690, 11066101691, 11066102500, 11066112500, 11066112501, 11066152500, 11066512690, 11066512691, 11066512692, 11066512694, 11066514690, 11066514691, 11066514692, 11066514694, 11066522500, 11066522501, 11066524500, 11066524501, 11066611690, 11066611691, 11066611692, 11066612690, 11066612691, 11066612692, 11066642500, 11066642501, 11066652500, 11066652501, 11066662500, 11066662501, 11066702690, 11066702691, 11066702692, 11066712690, 11066712691, 11066712692, 11066712694, 11066722690, 11066722691, 11066722692, 11066722694, 11066732500, 11066732501, 11066742500, 11066742501, 11066752500, 11066752501, 11066801690, 11066801691, 11066801692, 11066801694, 11066808690, 11066808691, 11066808692, 11066808694, 11066812690, 11066812691, 11066812692, 11066812694, 11066814690, 11066814691, 11066814692, 11066814694, 11066822690, 11066822691, 11066822692, 11066822694, 11066824690, 11066824691, 11066824692, 11066824694, 11066832500, 11066832501, 11066842500, 11066842501, 11066852690, 11066852691, 11066852692, 11066852694, 11066854690, 11066854691, 11066854692, 11066854694, 11066862500, 11066862501, 11066864500, 11066864501, 11066872500, 11066872501, 11066922500, 11066922501, 11066924500, 11066924501, 11066926500, 11066926501, 11066942500, 11066942501, 11066944500, 11066944501, 11066962500, 11066962501, 11066964500, 11066964501, 11066966500, 11066966501, 11066972500, 11066972501, 11066982500, 11066982501, 11066992500, 11066992501, 11066994500, 11066994501, 11066996500, 11066996501, 11067022710, 11067322600, 11067332600, 11067342700, 11067402600, 11067422600, 11067432600, 11067442600, 11067522600, 11067532600, 11067542600, 11067622600, 11067632600, 11067642600, 11067652600, 11067654600, 11067732790, 11067732791, 11067732794, 11067741600, 11067751600, 11067761600, 11067832790, 11067832791, 11067832794, 11067834790, 11067834791, 11067834794, 11067841600, 11067851600, 11067861600, 11067862600, 11067864600, 11068002010, 11068002011, 11068202790, 11068202794, 11068322700, 11068332700, 11068402700, 11068402701, 11068422700, 11068432700, 11068442700, 11068522700, 11068532700, 11068622700, 11068632700, 11068652700, 11068702890, 11068702894, 11068712890, 11068712894, 11068722700, 11068732700, 11068822700, 11068832700, 11068837700, 11068842700, 11068847700, 11069012990, 11069032990, 11069101990, 11069101991, 11069202990, 11069422800, 11069422801, 11069432800, 11069432801, 11069522800, 11069532800, 11069622800, 11069632800, 11069652800, 11069722800, 11069727800, 11069732800, 11069737800, 11069812990, 11069822800, 11069822801, 11069832800, 11069832801, 1106992310, 11070012000, 11070012001, 11070012002, 11070012003, 11070022010, 11070102312, 1107012512, 11070172000, 11070172001, 11070172002, 11070172003, 11070202990, 11070202991, 11070212990, 11070212991, 11070232000, 11070232001, 11070232002, 11070522900, 11070602990, 11070602991, 11070612990, 11070612991, 1107062110, 11070622990, 11070622991, 11070702990, 11070702991, 11070712990, 11070712991, 1107072010, 11070722990, 11070722991, 11070724990, 11070724991, 11070727990, 1107080299, 11070802990, 11070802991, 11070812990, 11070812991, 11070814990, 11070814991, 11070817990, 11070832990, 11070832991, 11070842990, 11070842991, 11070852990, 11070852991, 11070854990, 11070854991, 11070857990, 11071202010, 11071202011, 11071252010, 11071252011, 11071262311, 11071262312, 11071402310, 11071802000, 11071802001, 11071804000, 11071804001, 11071812000, 11071812001, 11071814000, 11071814001, 1107192312, 11072062102, 11072062103, 11072064102, 11072064103, 11072066102, 11072066103, 11072082102, 11072084102, 11072086102, 11072102311, 11072182102, 11072182103, 11072202100, 11072202101, 11072212100, 11072212101, 11072332510, 11072512100, 11072512101, 11072512102, 11072514100, 11072514101, 11072514102, 11072602100, 11072602101, 11072612100, 11072612101, 11072622100, 11072622101, 11072702100, 11072702101, 11072702102, 11072712100, 11072712101, 11072722100, 11072722101, 11072722102, 11072724100, 11072724101, 11072802100, 11072802101, 11072802102, 11072812100, 11072812101, 11072822100, 11072822101, 11072822102, 11072824100, 11072824101, 11072824102, 11072832100, 11072832101, 11072842100, 11072842101, 11072852100, 11072852101, 11072854100, 11072854101, 11072872100, 11072872101, 11072872102, 11072972103, 11072974103, 11072982103, 11072992102, 11072994102, 11072996102, 11073012102, 11073014102, 11073022102, 11073024102, 11073032102, 11073034102, 11073036102, 11073042102, 11073046102, 11073052102, 11073062102, 11073064102, 11073066102, 11073102100, 11073102101, 11073112100, 11073932102, 11073932103, 11073942102, 11073952102, 11073954102, 11073956102, 11074082201, 11074082202, 11074084201, 11074084202, 11074086201, 11074086202, 11074112200, 11074202200, 11074202201, 11074212200, 11074212201, 11074602300, 11074602301, 11074612200, 11074622300, 11074622301, 11074632300, 11074632301, 11074642400, 11074652400, 11074672400, 11074712200, 11074712201, 11074722400, 11074732400, 11074742400, 11074812200, 11074812201, 11074832400, 11074842400, 11074842500, 11074852400, 11074854400, 11074872400, 11074872401, 11074882400, 11074882401, 11074892400, 11074892401, 11074894400, 11074894401, 11074902200, 11074902201, 11074912200, 11074922200, 11074922201, 11074924200, 11074924201, 11074932200, 11074932201, 11074942300, 11074944300, 11074946300, 11074952300, 11074954300, 11074956300, 11074962300, 11074964300, 11074966300, 11074972300, 11074972301, 11074976300, 11074976301, 11074982300, 11074982301, 11074992300, 11074992301, 11074994300, 11074994301, 11074996300, 11074996301, 11075062500, 11075062501, 11075064500, 11075066500, 11075066501, 11075102311, 11075822400, 11075922400, 11075922401, 11075924400, 11075924401, 11075926400, 11075926401, 11075942400, 11075942401, 11075944400, 11075944401, 11075946400, 11075946401, 11075962400, 11075962401, 11075964400, 11075964401, 11075966400, 11075966401, 11076002010, 11076002011, 11076051690, 11076051691, 11076058690, 11076058691, 11076071690, 11076071691, 11076112500, 11076112501, 11076134610, 11076152500, 11076408150, 11076408160, 11076408250, 11076408450, 11076408650, 11076408660, 11076408850, 11076408860, 11076409140, 11076409150, 11076409240, 11076409440, 11076409640, 11076409650, 11076409840, 11076409850, 11076512690, 11076512691, 11076512692, 11076512693, 11076512694, 11076512695, 11076512696, 11076514690, 11076514691, 11076514692, 11076514693, 11076514694, 11076514695, 11076514696, 11076522500, 11076522501, 11076524500, 11076524501, 110765340284414694, 11076611690, 11076611691, 11076611692, 11076611693, 11076612690, 11076612691, 11076612692, 11076612693, 11076642500, 11076642501, 11076652500, 11076652501, 11076662500, 11076662501, 11076702690, 11076702691, 11076702692, 11076702693, 11076712690, 11076712691, 11076712692, 11076712693, 11076712694, 11076712695, 11076722690, 11076722691, 11076722692, 11076722693, 11076722694, 11076722695, 11076732500, 11076732501, 11076742500, 11076742501, 11076752500, 11076752501, 11076801690, 11076801691, 11076801692, 11076801693, 11076801694, 11076801695, 11076808690, 11076808691, 11076808692, 11076808693, 11076808694, 11076808695, 11076812690, 11076812691, 11076812692, 11076812693, 11076812694, 11076812695, 11076814690, 11076814691, 11076814692, 11076814693, 11076814694, 11076814695, 11076822690, 11076822691, 11076822692, 11076822693, 11076822694, 11076822695, 11076824690, 11076824691, 11076824692, 11076824693, 11076824694, 11076824695, 11076832500, 11076832501, 11076842500, 11076842501, 11076852690, 11076852691, 11076852692, 11076852693, 11076852694, 11076852695, 11076854690, 11076854691, 11076854692, 11076854693, 11076854694, 11076854695, 11076862500, 11076862501, 11076862692, 11076864501, 11076872500, 11076872501, 11076922500, 11076922501, 11076922502, 11076924500, 11076924501, 11076924502, 11076926500, 11076926501, 11076926502, 11076942500, 11076942501, 11076942502, 11076944500, 11076944501, 11076944502, 11076962500, 11076962501, 11076962502, 11076964500, 11076964501, 11076964502, 11076966500, 11076966502, 11076972500, 11076972501, 11076972502, 11076982500, 11076982501, 11076982502, 11076992500, 11076992501, 11076992502, 11076994500, 11076996500, 11077132411, 11077322600, 11077332700, 11077342700, 11077408150, 11077408160, 11077408250, 11077408450, 11077408650, 11077408660, 11077408850, 11077408860, 11077409140, 11077409150, 11077409240, 11077409440, 11077409640, 11077409650, 11077409840, 11077409850, 11077422600, 11077442600, 11077522600, 11077532600, 11077542600, 11077622600, 11077632600, 11077642600, 11077652600, 11077654600, 11077732790, 11077732791, 11077732792, 11077732794, 11077732795, 11077741600, 11077751600, 11077761600, 11077832790, 11077832791, 11077832792, 11077832794, 11077832795, 11077834790, 11077834791, 11077834792, 11077834794, 11077834795, 11077841600, 11077851600, 11077861600, 11077862600, 11077864600, 11078002010, 11078002011, 11078002012, 11078202790, 11078202794, 11078202795, 11078322700, 11078332700, 11078422700, 11078432700, 11078442700, 11078522700, 11078532700, 11078622700, 11078632700, 11078652700, 11078702890, 11078702894, 11078702895, 11078712890, 11078712894, 11078712895, 11078722700, 11078732700, 11078822700, 11078832700, 11078837700, 11078842700, 11078847700, 11079012990, 11079032990, 11079202990, 11079422800, 11079422801, 11079432800, 11079432801, 11079522800, 11079532800, 110796228, 11079622800, 11079632800, 11079652800, 11079722800, 11079722801, 11079727800, 11079727801, 11079732800, 11079737800, 11079812990, 11079822800, 11079822801, 110798328, 11079832800, 11079832801, 11081442710, 11081932511, 11081942710, 11081952710, 11082822102, 11082822103, 11082824102, 11082824103, 11082826102, 11082826103, 11083679630, 11084821300, 11084821301, 11084831300, 11084831301, 11084832201, 11084832202, 11084834201, 11084834202, 11084836201, 11084836202, 11085081400, 11085081401, 11085087400, 11085087401, 11085088400, 11085088401, 11085089400, 11085089401, 11085091400, 11085091401, 11085861400, 11085861401, 11085862400, 11085862401, 11085866400, 11085866401, 11085871400, 11085872400, 11085872401, 11085874400, 11085874401, 11085876400, 11085876401, 11086379130, 11086379330, 11086379630, 11086379730, 11086379830, 11086405100, 11086405110, 11086405120, 11086405130, 11086405140, 11086405150, 11086405160, 11086405800, 11086405810, 11086405820, 11086405830, 11086405840, 11086405850, 11086405860, 11086406140, 11086406150, 11086406240, 11086406440, 11086406640, 11086406650, 11086406840, 11086406850, 11086407100, 11086407110, 11086407120, 11086407130, 11086407140, 11086407150, 11086407160, 11086407800, 11086407810, 11086407820, 11086407830, 11086407840, 11086407850, 11086407860, 11086427100, 11086427110, 11086427300, 11086427310, 11086427600, 11086427610, 11086427700, 11086427710, 11086427800, 11086427810, 11086467100, 11086467110, 11086467300, 11086467310, 11086467600, 11086467610, 11086467700, 11086467710, 11086467800, 11086467810, 11086470120, 11086470220, 11086470320, 11086470420, 11086470620, 11086470720, 11086470820, 1108647100, 11086471100, 11086471110, 11086471300, 11086471310, 11086471600, 11086471610, 11086471700, 11086471710, 11086471800, 11086471810, 11086475120, 11086475130, 11086475220, 11086475320, 11086475330, 11086475420, 11086475620, 11086475630, 11086475720, 11086475730, 11086475820, 11086475830, 11086477100, 11086477110, 11086477300, 11086477310, 11086477600, 11086477610, 11086477700, 11086477710, 11086477800, 11086477810, 11086515110, 11086515120, 11086535110, 11086535120, 11086545110, 11086545120, 11086556100, 11086557110, 11086557120, 11086562500, 11086566100, 11086566110, 11086566300, 11086566310, 11086566600, 11086566610, 11086566700, 11086566710, 11086566800, 11086566810, 11086568100, 11086568110, 11086568300, 11086568310, 11086568600, 11086568610, 11086568700, 11086568710, 11086568800, 11086568810, 11086570110, 11086570120, 11086570210, 11086570310, 11086570320, 11086570410, 11086570610, 11086570620, 11086570710, 11086570720, 11086570810, 11086570820, 11086572110, 11086572120, 11086572210, 11086572310, 11086572320, 11086572410, 11086572500, 11086572610, 11086572620, 11086572710, 11086572720, 11086572810, 11086572820, 11086573110, 11086573120, 11086573130, 11086573210, 11086573310, 11086573320, 11086573330, 11086573410, 11086573610, 11086573620, 11086573630, 11086573710, 11086573720, 11086573730, 11086573810, 11086573820, 11086573830, 11086574110, 11086574120, 11086574210, 11086574310, 11086574320, 11086574410, 11086574610, 11086574620, 11086574710, 11086574720, 11086574810, 11086574820, 11086575100, 11086575300, 11086575600, 11086575700, 11086575800, 11086576110, 11086576210

Unplug the dryer from the electrical outlet to ensure complete power disconnection. For gas dryers, also turn off the gas supply valve at the wall.

Pull the dryer away from the wall to provide adequate working space. Disconnect the exhaust vent hose from the back of the dryer.

Remove the lint screen from the lint trap housing.

Remove the top panel by locating and removing the screws at the rear of the top panel (typically 2 screws), or by releasing the spring clips at the front corners using a putty knife. Lift the top panel up and back.

Remove the front panel by locating and removing the screws that secure it to the dryer cabinet (typically 2-4 screws along the top edge beneath the top panel). Some models may also have screws along the bottom edge.

Disconnect the door switch wiring harness from the front panel.

Carefully pull the front panel forward and away from the dryer cabinet, setting it aside in a safe location.

Locate the thermal fuse on the blower housing (most common location) or on the heating element housing. It's a small, rectangular component with two wire terminals.

Take a photo of the wire connections for reassembly reference.

Disconnect the two wire terminals from the thermal fuse by pulling the spade connectors straight off. Some models may have push-on connectors; others may require a small flathead screwdriver to release.

Remove the mounting screw(s) that secure the thermal fuse to the blower housing or heating element housing (typically 1 screw).

Remove the old thermal fuse from the dryer.

Test the old thermal fuse with a multimeter set to the continuity (ohms) setting. A good fuse will show continuity (0 ohms or a beep); a blown fuse will show infinite resistance (no continuity). This confirms the diagnosis.

Inspect the blower housing and vent system for lint accumulation, blockages, or damage. Clean thoroughly with a vacuum and brush.

Check the exhaust vent hose for kinks, crushing, or excessive length. The vent should be as short and straight as possible, with no more than two 90-degree elbows.

Inspect the outdoor vent hood to ensure the flapper opens freely and is not blocked by lint, bird nests, or debris.

Check the lint filter for damage or clogging. Clean it thoroughly or replace if damaged.

Test the cycling thermostat and high-limit thermostat with a multimeter to ensure they are functioning correctly. Replace if defective.

Position the new WP3392519 thermal fuse on the blower housing or heating element housing in the same location as the old fuse.

Secure the thermal fuse with the mounting screw(s), tightening firmly but not over-tightening.

Reconnect the two wire terminals to the thermal fuse, ensuring they are fully seated and secure. Match the wire colors or positions from your photo.

Verify all connections are tight and no wires are pinched or damaged.

Reinstall the front panel by aligning it with the cabinet and securing all screws.

Reconnect the door switch wiring harness to the front panel.

Reinstall the top panel by aligning it with the cabinet and securing all screws or clips.

Reinstall the lint screen in the lint trap housing.

Reconnect the exhaust vent hose to the back of the dryer, ensuring it is securely clamped and not kinked.

Push the dryer back into position against the wall, ensuring the vent hose is not crushed or restricted.

Plug the dryer back in and restore power. For gas dryers, turn the gas supply valve back on and check for gas leaks using soapy water.

Run a test cycle (without clothes) for 10-15 minutes to verify proper operation and heating.

Monitor the dryer for any unusual noises, odors, or overheating.

Check the exhaust vent to ensure hot air is flowing freely and the vent hood flapper is opening.

1. If the dryer does not heat or the thermal fuse blows again immediately, stop and investigate the root cause. Common culprits include:Clogged or restricted exhaust vent (most common cause)Collapsed or kinked vent hoseFaulty cycling thermostat (not cycling heat on/off properly)Faulty high-limit thermostat (not opening to cut heat)Heating element stuck on continuouslyBlower wheel clogged with lint, reducing airflowOutdoor vent hood blocked or flapper stuck closed
2. Clean the entire vent system if not already done. Disconnect the vent hose from the back of the dryer and use a dryer vent cleaning brush or vacuum to remove lint buildup. Check the outdoor vent hood and clean if necessary.
3. Verify airflow by running the dryer and feeling the exhaust at the outdoor vent. Strong, hot air flow indicates proper operation. Weak or no airflow suggests a blockage.
4. Test the cycling thermostat by running the dryer on a heat cycle and monitoring the heating element. The element should cycle on and off as the dryer reaches the target temperature. If it stays on continuously, the thermostat is faulty and must be replaced.
5. Test the high-limit thermostat (safety thermostat) by running the dryer on a heat cycle and monitoring for overheating. If the dryer gets excessively hot or the thermal fuse blows, the high-limit thermostat may be stuck closed and needs replacement.
6. Once the root cause is identified and corrected, run another test cycle to confirm the dryer heats properly and the thermal fuse does not blow.
7. Load the dryer normally with a typical load of clothes and run a full drying cycle to confirm the repair is complete and the dryer operates safely.
8. Educate the customer on proper dryer maintenance: clean the lint filter before every load, have the vent system professionally cleaned annually, and never use the dryer without the lint filter installed.

Safety Notes: Always ensure the dryer is unplugged before working on it. The thermal fuse is a one-time-use component—never attempt to bypass it or use a higher-rated fuse. Doing so eliminates the fire safety protection and creates a serious hazard. If the thermal fuse blows repeatedly, the root cause must be diagnosed and corrected, or the dryer will continue to overheat and pose a fire risk.

Never replace just the thermal fuse without diagnosing the root cause. A blown thermal fuse is a symptom, not the problem. If you replace the fuse without fixing the underlying issue (clogged vent, faulty thermostat, etc.), the fuse will blow again, and the customer will be back for a second service call. Always inspect the vent system, thermostats, and heating element before declaring the repair complete.

Clean the entire vent system as part of the repair. Even if the vent appears clear, lint accumulation inside the ductwork restricts airflow and causes overheating. Use a dryer vent cleaning brush or hire a professional vent cleaning service. This single step prevents 80% of thermal fuse failures.

Test thermostats with a multimeter before replacing them. A faulty cycling thermostat (stuck open) or high-limit thermostat (stuck closed) is often the real culprit. Use a multimeter set to continuity mode to test the thermostat contacts. If the thermostat shows no continuity when it should, or continuity when it shouldn't, replace it.

Check the outdoor vent hood. Many homeowners don't realize their outdoor vent hood flapper is stuck closed or blocked by lint, bird nests, or leaves. This is one of the most common causes of thermal fuse failure. Inspect and clean the hood as part of every thermal fuse replacement.

Verify the blower wheel is clean. A lint-clogged blower wheel reduces airflow dramatically, causing the dryer to overheat. While you have the dryer open, inspect the blower wheel and clean it thoroughly with a vacuum and soft brush.

The thermal fuse is non-resettable. Unlike a circuit breaker, the thermal fuse cannot be reset. Once it blows, it must be replaced. Never attempt to bypass the fuse or use a higher-rated fuse—this eliminates the fire safety protection and creates a serious hazard.

Document the vent system condition. Take photos of the vent hose, outdoor hood, and any blockages you find. This documentation helps justify the repair cost to the customer and provides evidence if the fuse blows again due to poor maintenance.

Educate customers on preventive maintenance. Recommend cleaning the lint filter before every load, having the vent system professionally cleaned annually, and never using the dryer without the lint filter installed. These simple steps extend dryer life and prevent thermal fuse failures.

This part is frequently misdiagnosed. Some customers or technicians blame the thermal fuse for heating problems when the real issue is a faulty heating element, thermostat, or vent blockage. Always test the thermal fuse with a multimeter to confirm it's actually blown before replacing it.