{"product_id":"true-800316-switch","title":"True 800316 OEM Defrost Termination Switch, 37T23","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eTrue 800316 is an OEM freezer defrost termination switch. True identifies the switch as 37T23 with the marking L55-15F. It is a temperature-responsive component in the defrost control circuit.\u003c\/p\u003e\u003ch2\u003ePart Identification\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eManufacturer: True Manufacturing\u003c\/li\u003e\n\u003cli\u003eOEM part number: 800316\u003c\/li\u003e\n\u003cli\u003eSwitch identification: 37T23\u003c\/li\u003e\n\u003cli\u003eManufacturer-listed marking: L55-15F\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFunction and Diagnosis\u003c\/h2\u003e\u003cp\u003eThe switch responds to temperature as part of the freezer defrost sequence. Excessive ice buildup, an abnormal defrost cycle or a switch that fails the prescribed electrical checks warrants investigation. These symptoms can also arise from heaters, wiring, controls or airflow problems. A qualified technician should test the circuit using the cabinet service information.\u003c\/p\u003e\u003ch2\u003eCompatibility and Ordering\u003c\/h2\u003e\u003cp\u003eTrue lists applications including GDM-23F, T-23F and T-49F. Confirm the exact cabinet serial number and parts breakdown before purchase. Compare the original switch marking, mounting and lead arrangement. Isolate electrical power before service and follow the cabinet wiring diagram.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat type of switch is 800316?\u003c\/h3\u003e\u003cp\u003eIt is a freezer defrost termination switch, identified by True as 37T23.\u003c\/p\u003e\u003ch3\u003eWhat does the L55-15F entry mean here?\u003c\/h3\u003e\u003cp\u003eIt is the switch marking supplied in True’s catalog. Match it to the original component and the applicable service specification.\u003c\/p\u003e\u003ch3\u003eIs it a manually operated door switch?\u003c\/h3\u003e\u003cp\u003eNo. This part belongs to the temperature-responsive defrost circuit.\u003c\/p\u003e\u003ch3\u003eDoes it fit every T-23F freezer?\u003c\/h3\u003e\u003cp\u003eCheck the complete model, serial number and parts breakdown before ordering; a model name alone is not a final fitment check.\u003c\/p\u003e\u003ch3\u003eDoes heavy evaporator ice prove the switch is defective?\u003c\/h3\u003e\u003cp\u003eNo. Heater, control, wiring and airflow faults can produce similar symptoms and should be tested.\u003c\/p\u003e\u003ch3\u003eCan I connect the wires by appearance alone?\u003c\/h3\u003e\u003cp\u003eUse the specific cabinet wiring diagram and original circuit identification. Lead appearance does not establish a safe or correct connection.\u003c\/p\u003e\u003ch2\u003ePart Matching Help\u003c\/h2\u003e\u003cp\u003eBrowse our \u003ca href=\"\/pages\/true-parts-authority-hub\"\u003eTrue refrigeration parts guide\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003econtact PartsDirectOnline\u003c\/a\u003e with the cabinet model, serial number and clear photos of the original part and its markings.\u003c\/p\u003e","brand":"True Manufacturing","offers":[{"title":"Default Title","offer_id":50540910969055,"sku":"800316","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/3047\/0623\/files\/true-800316-refrigerator-defrost-switch-w-3-wires-32123-2.jpg?v=1783793747","url":"https:\/\/partsdirectonline.com\/products\/true-800316-switch","provider":"PartsDirectonline","version":"1.0","type":"link"}