My oven cooked fine for the first 3 months then I started noticing food took longer and the out side was cooking but the inside was either undercooked or raw.The first repair consisted of recalibrating, it seemed slightly better but then got worse again.The second service repairman ( a different company)pin pointed the problem, temp would go way up then down which explained why my food was cooking more on outside.H e recalibrated it the right way but after 2 weeks it's not cooking right again.I just called for another service call and... read full review »