Introduction
This is a guide on how to disassemble the Salter Brecknell Model 311 digital scale. It identifies the steps you will need to field strip and inspect the scale.
What you need
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Flip the scale over, remove batteries.
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It requires 4 AA batteries and has two plastic clips to hold the upper batteries.
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Remove screws at 1 o'clock and 7 o'clock positions, using the mini screwdriver.
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Remove screws at 5 o'clock and 11 o'clock positions, using the mini screwdriver.
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Remove the weighing platform by unscrewing carefully.
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Rotate it about 60 degrees so that it can be lifted vertically.
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Gently tap the side of the upper plastic half, be careful as it can be snapped easily.
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There are two clips that attach the upper half to the bottom half.
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Remove the two central screws, connecting the scale weight.
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Lift the top half of the plastic shell to the side. Be careful, as the electrical circuit board will connect both parts.
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Check for wiring issues connecting to components; look for torn cables.
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Check back and front of circuit board for liquid damage.
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Sometimes you can see damage from the back, but if you inspect the front side, it should be very obvious.
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If you find liquid damage, unscrew the mini screws, and replace the board.
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To reassemble your device, follow these instructions in reverse order.
