Report "I have a CHR-6-1829-HB that is humming along fine except the larger oven (there is an 18" on the left and a 30" on the right) will not allow its Oven pilot light to be lit - I assume it is the thermocouple? Could it be something else? To replace the thermocouple do I need to turn off the gas to the stove or can I keep using it? How do you clean the pilot assembly - I see that you recommend that is recommended to someone below"