In Assembly “Step 3:”
Next, place the lightning sensor (VMA343) on the left and the air quality sensor combo board (VMA42) on the right, over the bolts. Fix the sensor boards with 4 nuts but do not overtighten the nuts! You can move the shunts sideways so the bolts can fit.
The photo is clear enough.
The (larger) lightning sensor(VMA343) is NOT on the left side, but on the right side. And the VMA42 to the left.
If updating the doc it might also be a good idea to make clear the the shunts on the VMA42 are in fact unused.