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BUNN Espress™
ES•2A™/ES•2SA™
14
BOARD REPLACEMENT
PUSH-BUTTON BOARD CONNECTIONS
All the set push-button boards are the same and are to be coded only according to the place they occupy
with respect to the infusion units. The numbering order of the infusion units (lst, 2nd, 3rd and 4th), always counted
facing the machine and from left to right.
Location of the jumper when placing the push-button board on unit No. 1
Location of the jumper when placing the push-button board on unit No. 2
Location of the jumper when placing the push-button board on unit No. 3
Location of the jumper when placing the push-button board on unit No. 4
Terminals for locating the
jumper on the push button
board, depending on the unit
being connected
(See diagram below)
Printed circuit
board
Wiring connector
P-137