Look under the air box on the right side. Anyway… It doesn’t matter what you select on the heater knob, it only blows out of the defrost vents. The knob on the HVAC panel switches that vacuum. Its the defrost / vent / floor mixing box. I. id ... my problem is that when i switch the knob for the ac/heat from defrost to face vent it wont switch. Just like the title says, my blower motor is stuck on defrost. Winter is here lol. The knob, no matter what posistion is always on defrost or off. The temp knob and fan level knob still work fine. To defrost a freezer, start by moving all of the food in it to a separate freezer or cooler. Get more answers from the people in your networks. Assemble the timer back onto the fridge and reinstate the power supply. Plug the refrigerator back in now and it should start running. First unplug the unit from the wall outlet. Nothing to do with the cooling (A/C) or the heater core. 795.51829.410 Sears Kenmore Elite side by side not defrosting. Anything I can do? Yeah, they had to take the whole dash apart to … It's a simple procedure to manually advance it out of defrost. Mine is stuck and wont turn all the way over to defrost. It worked fine prior to the resistor pack replacement. I have an old base model 2001 Silverado, so manual everything. Climate Control stuck on defrost. I wouldn't say dead quite but the fridge has always run quiet. I'm pretty sure it is the wrong knob as it doesn't fit the slot on the dash (see pic). The 2006 Ford Focus has 1 problems reported for air flow selection knob is stuck in defrost. Now under the control panel will be a small hole about the size of a penny and you will see a knob in the center of it. Freezes up. )). There is a spring that will default the air damper to full defrost on a total loss of vacuum. Here's my problem-- the air direction control knob (feet, defrost, face, etc.) I can turn the knob to the different vents, but nothing happens and I don't really hear any vacuum. Do you have any suggestions? Anyone else have issues with their know for air/ defrost ? cigroller. Sears Appliance Tech. Climate Control Knob Stuck Ion General. Now try turning the stuck knob. Before replacing Heater Control Unit, it would only blow hot air from front vents- With this replacement it will now change from cold to hot and the air flow pressure does change from the front vents when changing the setting dial but there is still no air at all to feet and defrost. If the defrost sensor fuse blows, the defrost system will not work, and the refrigerator will not defrost. Defrost knob issue. If your refrigerator is stuck in a defrost … I went under the driverside dash and saw the arm link assembly that the cable pushes and pullls against to blend the air and noticed that the cable had pulled itself out of the black metal clip that mounts the cable to a solid piont. Close • Posted by 41 minutes ago. We tore apart the dash (only 8 screws!) No matter what setting I turn the knob to its no change. My Kenmore side by side referigerator with a mechanical defrost timer keeps getting stuck in defrost mode. Reattach control wire if the knob moves but temperature does not i heard that there is a vacuum line in the engine compartment and i was wondering where is would be located and what it plugs into on the engine. Defrost knob issue. The fan direction knob is not responding, and is always putting the air to defrost. Hey fellow Jeepers.. It's going to be -37 celcius tonight with a windchill of -52, a little heat at the feet would be nice. I have the newer body style 99 not the older one does this make a difference ? defrost vent door stuck. We had a cold rainstorm a few nights ago while I was driving my car and my windows started to fog up. It needs to be turned until the fan stops, which means your fridge has reset the defrost button. I think it's probably the vacuum line I found it disconnected 1995 Taurus fan stuck on defrost, knob doesn't work. My vents were stuck on defrost. ... Now under the control panel will be a small hole about the size of a penny and you will see a knob in the center of it. If your refrigerator is stuck in a defrost cycle the timer will be the reason. 388 36. mvanb. Climatizer Defrost Knob. To reset the refrigerator defrost timer, Tepte simply states to locate the circular notch on the timer and turn it counterclockwise with a flathead screwdriver.