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Service Manual
16
Pic.13 Ver.III EKCO.L1F, EKCO.L1NF 4kW, 6kW, 8kW.
IN
OUT
E1 - heating box
M1 - Circulating pump
F1 - WT
-3 safety cut-of
f
A1 - Front panel
BV - flow
sensor
A2
-Power
board
T1 - inlet temperature sensor
K - Capillary WT
-3
T2 - inlet temperature sensor A3 - ZIO-21 board
superordi
-
nated signal
room
thermostat
DHW
thermostat
DS 1820
temperature
sensor
PUMP