Beachcomber writes:

82 amps is still pretty high, but it is nowhere near 333 amps of 240
VAC as erronously stated above.

My calculations derived from the absurd claim that the unit would deliver
8.5 gpm "all day long" with a 64 to 108 deg F rise in temp. The error is
yours in your cavalier dismissal of "who uses 8.5 gpm". Whether anyone
does or not, that was THE CLAIM.