22
Repair
Service Manual EF 470 / EF 471
en
Version 1.1
Electronic control board, wiring
diagram - USA (UL, 120 V / 60 Hz)
1) Heat sink
2) Print for On/Off button
3) Print for coffee button with LED
4) NTC temperature sensor
5) Fine-wire fuse on thermoblock
Electronic Main Board
J7 J6
J1
J2
J3
J4
J5
NTC
ON/OFF Print Coffee Button Print
Thermoblock
T 167°C
Pump
T 128°C
Mains Plug
L
L
L
N
1
5
4
2
3