Control Board Settings

J1 Jumper should remain on pin 1 & 2

J2 Jumper Controls

-No pin connected with jumper-No minimum brewing temperature

-Jumper connecting 2 & 3 - Low temperature no brew. The brewing cycle with wait until

temperature of water is ready before continuing (factory setting)

-Jumper connecting 1 & 2 - Disables thermister, unit must use a thermostat to operate properly (not normally used)

Number 1 pins

Jumper J1

Jumper J2

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Grind ’n Brew Coffee Systems

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