How to replace a heating tube in a electric oven?
When the oven does not heat properly, it is possible that the built-in electric heating tube is broken, which needs to be replaced. Its steps are not complicated, and can be replaced according to the following operation;
1. Disconnect the power
Unplug the oven and disconnect the power. Remove the panel covering the heating element.
As a result of the design difference of different oven product, the disassembly way that covers the metal plate above electric heating tube may be different, the bottom inside oven commonly, edge has groove of a few card, can pull up with a bit of force.
Some ovens may be designed to press down on the panel and then pull up. These are not very difficult, a little fumbling will open the panel on the heating tube
2. Remove the electric heating tube
Use a screwdriver to unscrew and unscrew each joint. Most heating tubes have two screws on the bottom and two screws on the back.
Place the unscrewed screws in a small box to avoid losing them.
3. Separate wires
The electric heating tube is connected with the oven by wires. Take care not to damage other components when disconnecting.
4. Determine the specifications of the electric heating tube to be replaced
If the product has a specification, please purchase a new electric heating tube according to this specification. If not, you need to measure the diameter of the electric heating tube and calculate the power of the heating tube.
5. Install a new electric heating tube
6. Unscrew and cover the bottom panel
After covering the panel, it is necessary to press the card slot tightly to prevent looseness.
7. Connect to the power supply
8. Test the electric heating tube
There will be a little smoke when the electric heating tube is used for the first time. Under normal circumstances, the smoke will disperse after a few minutes. If there is still a lot of smoke after 15 minutes, please disconnect the power immediately.