![Yamato WA500 Instruction Manual Download Page 47](http://html.mh-extra.com/html/yamato/wa500/wa500_instruction-manual_905421047.webp)
-44-
Wiring Diagram
WA500
Symbol
Name of Parts
Symbol
Name of Parts
Symbol
Part of name
Bim-SW
Overheat detector (Bimetal system)
SV1
Solenoid valve to supply boiler water
SSR4
SSR board
E1
Electrode for ion-exchanged water
SV2
Solenoid valve for cleaning
T1
Terminal
E2
Electrode for distilled water
SV3
Solenoid valve to drain initial distilled water
T2
Terminal
ELB
Earth leakage circuit breaker
SV5
Solenoid valve to take ion-exchanged water
Tf1
Transformer
FL
Flow sensor
SV6
Solenoid valve for cooling water
Tf2
Transformer
FS1
Float switch to control heater
SV7
Solenoid valve to take distilled water
Wl
Water leak detector
FS2
Float switch to control boiler water level
MV
Solenoid valve to drain boiler water
X1
Relay
FS3
Float switch for boiler overheat
P
Pump
PS2
Pressure switch
FS4
Float switch to check water level
PIO-5
Operation board
TF
Transformer
FS5
Float switch to check water level
PLANAR Planar board
FS6
Float switch to check water level
PS
Pressure switch
FS7
Float switch to check water level
RELAY1 Relay board
FS8
Float switch to check water level
RELAY2 Relay board
H1
Heater
SSR1
SSR board
H2
Heater
SSR2
SSR board
MOS RELAY
MOS relay board
SSR3
SSR board
Summary of Contents for WA500
Page 2: ......