DeLonghi EC9155 - Cleaning and Maintenance Procedures

Doc. nr.: DSDL_21010_A
[9]
6.3.FUNCTIONAL TEST
TEST STEP
LOAD STATE
SWITCH
STATE
PUMP
3WAY
VALVE
WATER
E-
VALVE
STEAM
E-
VALVE
HEATER
GRINDER
LED
“STEAM”
HYDRAULIC
CIRCUIT
STEAM
ON
ON
OFF
ON
OFF
OFF
STEAM FLASH,
Others OFF
“COFFEE”
HYDRAULIC
CIRCUIT
OK PUSHED
ON
OFF
OFF
OFF
OFF
OFF
OK Flash,
Others OFF
“HOT
WATER”
HYDRAULIC
CIRCUIT
X2
PUSHED
ON
OFF
OFF
OFF
OFF
OFF
X1 Flash,
Others OFF
EMPTYING
HYDRAULIC
CIRCUIT
TEMP
PUSHED
Emptying procedure
OK Flash on
execution,
BLINK TEST
and OK ON at
the end
FACTORY
RESET
TEMP
PUSHED
+
BEV. KNOB
ON
DESCALING
Reset parameters to default and to first trigger. Reset relative
counters to zero.
OK Flash few
times