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NW511
11
Key
to
single
‐
phase/three
‐
phase
electrical
system
diagram
NTCB
Boiler
temperature
probe
EVA
Aquastop
solenoid
valve
NTCV
Tank
temperature
probe
EVR
Regeneration
solenoid
valve
SDET
Detergent
sensor
EVS
Brine
discharge
solenoid
valve
SBRIL
Rinse
aid
sensor
PB
Rinse
aid
peristaltic
pump
SFIL
Filter
sensor
PD
Detergent
peristaltic
pump
FLMT
Flowmeter
EVF
Filler
solenoid
valve
SS
Salt
sensor
PS
Drain
pump
RD
Door
sensor
PLB
Boiler
pressure
switch
PR
Rinsing
pump
PLV
Tank
level
pressure
switch
PL
Washing
pump
PSV
Tank
safety
pressure
switch
PLB
Boiler
level
pressure
switch
AQS
Aquastop
microswitch
THB
Boiler
safety
thermostat
SB
Motherboard
M
Terminal
board
SI
Interface
board
LF
RFI
filter
TM
Terminal
board
ground
FUSE
Mains
fuse
TV
Tank
ground
CB
Boiler
contactor
TF
RFI
filter
ground
RB
Boiler
heating
element
TPL
Washing
pump
ground
T
‐
FU
Overtemperature
fuse
TPR
Rinsing
pump
ground
THRV
Tank
safety
thermostat
TRV
Tank
heating
element
ground
RV
Tank
heating
element
TB
Boiler
heating
element
ground
Figure
–
Appliance
three
‐
phase
electrical
system
diagram