![background image](http://html.mh-extra.com/html/miele/pg-8164/pg-8164_operating-instructions-manual_234980070.webp)
External dispenser pumps
67
18.2 Electrical connection
In the dishwashing machine's plinth there is a transfer strip for connecting an external detergent dosing
device.
The transfer strip can be assigned various signals depending on how parameter P704 is set. The technician
who connects the detergent dosing device sets parameter P704 when installing the machine.
How to make parameter P704 accessible:
Enter the PIN menu
PIN 1575
Press the button
Screen 14 appears.
Screen 14
Use the scroll buttons to set the value for parameter
P704.
0: Voltage to the “Wash” terminal when the circulat-
ing pump frequency inverter is active.
Tension at the "Fill" terminal during the first filling of
the tank.
1: Voltage to the “Fill” terminal when the inlet sole-
noid valve is active.
3: For pulse-controlled dosing device (e.g. Fluidos)
IMPORTANT
maximum current drain at the connector strip: 0.5 A.
Terminal
Voltage is on
Condition
Restriction
L1
Continuous voltage
N
Fill
while the machine is filling
P704=0
a), b)
parallel to solenoid valve
while the machine is
filling
during
rinsing
P704=1
a)
c)
Wash
while the circulating pump is
running
P704=0
a)
c), d), e)
a) Door closed
b) Minimum water level in the tank
c) Not in the self-cleaning programme
d) Not while the machine is filling
e) Not in descaling or basic cleaning programme
Possible settings
P704 Use
0
for dispenser pumps installed outside the machine
1
for dispenser pumps installed outside the machine
3
for internal dispenser pumps
GB