Technical Information
CVA4070 / CVA4075 Coffee Systems
Position
Display /
Activation
Description / Results
closed
The microswitch top position
control is activated.
SENSOR
TEST
BREW UNIT
2
open
The microswitch top position
control is not activated.
closed
The microswitch bottom position
control is activated.
SENSOR
TEST
BREW UNIT
3
open
The microswitch bottom position
control is not activated.
closed
The brew unit is locked.
SENSOR
TEST
BREW UNIT
4
open
The brew unit is released
closed
The ground coffee funnel is
closed.
SENSOR
TEST
GROUND
COFFEE
FUNNEL
open
The ground coffee funnel is
open.
closed
The waste container is present.
SENSOR
TEST
WASTE
CONTAINER
open
The waste container is missing
closed
The door is closed.
SENSOR
TEST
DOOR
CONTACT
open
The door is open
closed
The water tank is seated and
filled.
SENSOR
TEST
WATER
TANK
open
The water tank is not seated or
empty
closed
SENSOR
TEST
HARD
PLUMBING open
no function
SENSOR
TEST
NTC FLOW–
THRU
HEATER /
WATER
e. g. 48 °C
Indicates the temperature at the
flow-thru heater coffee/hot
water.
SENSOR
TEST
NTC
FLOW–
THRU
HEATER
STEAM
e. g. 74 °C
Indicates the temperature at the
flow-thru heater steam.
Table 6-11:
CVA4070 Service Mode (Cont. from Table 6-10; Cont. on Table 6-12)
123