Shini STM-W User Manual

Thermocouple and Terminal Layout
Structure characteristics and working principle
Thermocouple 2
Thermocouple 1
19
20
K6
-
+
19
20
K8
-
+
1 2
PE
Y1
Solenoid1
1 2 PE
12 2 PE
1 2
PE
Y2
Solenoid2
3 4 PE
24 2 PE
P
2
S3
2
P
Overheat
Protector1
4 5
5 14
P
2
S7
2
P
Overheat
Protector2
6 7
17 31
1
5
PE
P
S4
1
5
Hydraulic
8 9 PE
3 4 PE
PE
PE
PE
PE PE PE L1 L2 L3 PE
PEPE 21 22 23PE
X1
Technical requirements: 1) Connect the positive (+) and negative (-) pole of the thermal couple directly with the
input terminal of the temperature controller, without going through the terminal board.
2) Connect the pump wires with the overload relay and contactor directly, without going
through the terminal board
Connect with
contro board 2
ground wire
Connect door
plate ground
wire
Connect with
contro board 1
ground wire
Connect
Transformer
wire
Connect power
supply ground wire
Connect heater 2 ground wire
Connect pump 2 ground wire
Connect heater 1 ground wire
Connect pump 1 ground wire

Shini STM-W Specifications

General

Brand	Shini
Model	STM-W
Category	Water Heater
Language	English