On this episode I cover a recent service call that had me frustrated with a freezer defrost time clock circuit. Save 8% at https://www.trutechtools.com/ using promo code knowitall. Testo 316-3 https://www.testo.com/en-US/testo-316-3/p/0563-3163 Nylog https://www.refrigtech.com/sealants/ Navac NRDD https://www.trutechtools.com/search.asp?keyword=NRDD+ XOi Technologies http://www.xoi.io/hvac-know-it-all-demo/
