Introduction: Charging Problem in Electronic Scale (500kg)

Picture of Charging Problem in Electronic Scale (500kg)

this is a scale having charging problem

Step 1:

Picture of

First Open the box

disconnect the all jacks

Step 2: Checking the Circuit

Picture of Checking the Circuit

check the secondary winding of transformer

there is no reading against secondary winding of transformer
but It have reading of primary winding

and in circuit have a bad capacitor (1000uf/25v)

Step 3: Changing the Capacitor

Picture of Changing the Capacitor

Step 4: Replacing the Transformer

Picture of Replacing the Transformer

it have 10v transformer

I replaced with 9v transformer

after this I connect the circuit

Step 5: Finished

Picture of Finished

after connecting the circuit

I connect it to the AC

now it show 7.66 volts on battery terminal

after connecting the battery is now on and charging the battery


tomatoskins (author)2015-04-25

Nothing better than being able to fix your own stuff. Thanks for sharing!

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