Microwave Keeps Blowing Fuse. This article provides general information on why your microwave keeps blowing fuse. In this article, you will come to know the common causes and repair of your microwave.
Microwaves are electronic gadgets so they may refuse to perform their work often. In this situation, it is difficult to choose to go for repair or replace it with a new one.
The repairing of the oven sometimes costs much more than purchasing the new product. But first, consider the troubleshooting. Troubleshooting is easy and moderate, so everyone can perform this. Lets’ discuss the reasons why the microwave keeps blowing fuse.
Causes for the Microwave Keeps Blowing Fuse problem
Opened the door and suddenly the blow fused? Gonna cook something but again a blown fuse?
You don’t need to get frustrated or annoyed at all because it can be simple resolved after troubleshooting.
So before going to the troubleshooting procedure, let’s have a look at the causes or reasons of why your microwave keeps blowing fuse.
Test the Magnetron
The magnetron is the component that cooks for you. To check the magnetron. Follow the following described steps.
- Unplug the microwave.
- Then remove the cover of the microwave.
- Now, discharge the capacitor.
- Let’s disconnect the wires from the terminals.
- If there is no 2 to 3 ohm’s resistance so it means that your Magnetron is defective.
The second test to go for is to touching the probe. Touch the one probe to the other end of the terminal. If there is a continuity in between the magnetron and framework of the microwave then it is faulty.
Problem with the cooling fan
If the cooling fan gets a problem then the oven will be defective too. It may be due to the clogging of the fan. Sometimes dirt, debris, or grease may be stuck in the fan which does not provide it enough space to rotate.
How to make it effective?
Unclog the fan to make sure the fan is rotating effectively.
Clean out the fan by removing dirt and grease so proper air can pass through it.
Place your oven at the position where there is better ventilation.
Issue of a loose screwdriver
Check out the interior of the oven. If there is something loose for example loose screw may produce a short circuit.
How to fix it?
First, remove the capacitor from charging.
Take some needle-like tool and fix the loose screw by tightening it.
High voltage capacitor
Remove the high voltage capacitor. It could be the main reason for blowing fuse.
How to remove it?
Simply replace it with a discharging capacitor.
The problem as you open the door it blows fuse is probably due to the faulty door interlock. It may happen if you leave the oven door opened. This opened door may leak out the micro vans and hence will start blowing fuse.
Test the door interlock of the microwave
The first step is to make sure you have unplugged the microwave.
Now, remove the cover of your microwave.
Find the switch of the door.
Now, check the continuity by turning the meter. There should no continuity when you release the actuator button. So, you have to replace the door switch.
How to replace it?
It is the fiddly problem. So, you should call the technician or take your oven to the repairing shop to get it replaced for you.
Repair your oven or replace it?
To think over this is the costs it will take.
Repairing your microwave may be lost for you because repairing is expensive. So, you can go to a brand new microwave with a handsome warranty.
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