Operating instructions

- Section 4: Page 9 -
EGRO 55 SERIES TECHNICAL MANUAL
E55_TM_S4_electricalV3
EGRO 55 SERIES TECHNICAL MANUAL
© Copyright 2008. Rancilio North America
4.4 MAINBOARD DIAGRAM - CONTINUED
LED LIST FOR R2 MAINBOARD
DL 1 24 Volt (green continuous)
DL 2 5 Volt (green continuous)
DL 3 Run mode (green fl ashing)
DL 4 Pump
DL 5 Left grinder
DL 6 Right grinder
DL 7 Coffee boiler
DL 8 Steam boiler
DL 9 Brew valve
DL 10 Tea valve
DL 11 Steam fi lling valve
DL 12 Cappuccino valve left
DL 13 Cappuccino valve right
DL 14 Bypass Y6
DL 15 Steam valve for TS steam ASV
DL 16 not in use
DL 17 iFaom (iSteam capp.)
DL 18 iMilk (iSteam latte)
DL 19 - 25 not in use
DL 26 Res 2
DL 27 Res 3
DL 28 Air vavle AFV
DL 29 Reversing valve SV
DL 30 Air pump AP
DL 31 Cold water valve Y10
DL 32 Milk pump MP2
DL 33 Milk pump MP1
INPUT LIST
J1 orange, green, 2x grey = leads to power board
2x white = lead to 6.3a fuse (230v)
J2 brown, white, grey = bottom of motor gear box
red & black = motor for gears
green, yellow, pink = piston home position sensor (24v)
J3
J3
J4
J6
J7
J8
J9
J10
J11
J12
J13
J14
J16
J17
J18
J19
J20
J20
J22
J23
J41
J44
J45
J46