Whirlpool Water Dispenser w Hot and Cold Water

[kevin1]

Make: Whirlpool
Model: 75IECHK
How identified: Manual - unplugged and usage in Power Meter went away.

Additional Comments:
History of detection is here:

Can Someone Identify this signature?

Hello all: Can someone kelp identify what the following device might be: image|666x500 It comes on for a short period of time every 3-4 minutes. Thanks in advance.

Power Specs:
120V / 60Hz
Max cold water power < 100W
Max Hot Water Power < 650W

Detailed View:

Daily View:

Waveform Source. Main Power Meter