3. Main PCBA Replacement
1. Before having PCBA replacement, test the fuse whether it works well. The fuse can be
directly be measured by simply removing the inner cover of the battery box.
2. If the fuse is broken, replace it (see next slide) and restart the mower to see whether the
mower can work correctly. Otherwise, go on disassembly from step 4 .
LM2020E-SP Lawn
Mower
Battery cover
Fuse Inner cover
17
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