ESAB LAE1000 Assembly Instruction Manual page 18

GB
Remove (cut off) the conductor 077 between the board K45.3 and the collector
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rail.
Only remount the RC filter fitted in the old power source.
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Remove the old connection diagram on the inside of the cover plate.
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2. Follow the instructions below for the conversion of LAE 800/1000:
Dismount the cable stem, excluding the cables 034 and 035 for the power supply
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of the control transformer.
Dismount all electronics boards and their fittings.
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Dismount the control panel.
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Remove the support with the attached fuse--bases.
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Remove the lower fuse (K21.2 = fuse for 42 V AC from the control transformer
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K9).
The other two fuses are to be re--used together with the rubber spacers, but
fitted elsewhere in the power source.
Remove the multi--pole contact devices on the bottom plate and cover the holes
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by way of two plastic plugs from the kit.
Remove the signs (a sticker and a screwed sign marked 42 V) from the bottom
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plate.
Dismount the terminal block on the control transformer.
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Cover the contactor and the control transformer before drilling new mounting
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holes.
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