38(50)
No.
Name
Functions
Remarks
3
Motor overload alarm
When motor current
exceeds the limits, the
buzzer sounds. Motor
overload alarm is red and
system stops working.
Check that if motor shaft is blocked or
the bearing is broken or setting current of
overload relay is too low. After the
problems solved, wait for one minute and
then press the blue RESET button to
reset the overload relay and clear the
alarm.
4
Overheat alarm
When oil temperature is
higher than EGO
(temperature sensor)
setting value, this indicator
becomes red. The buzzer
sounds and system stops
working.
EGO setting value should be higher than
temperature settings of temperature
controller. Check if there are problems of
temperature detecting probe.
5
Low level alarm
When there is circulating
water shortage, the alarm
light will become red. The
buzzer sounds and system
stops working.
Ensure smooth water supply.
6
Temp. controller
Temperature setting and
control.
-
7
Pump switch
Turn on and off the pump.
Note: motor rotating direction should be
correct.
8
Heater switch
Turn on and off the heater.
Heater switch is applicable only after
pump is turned on.
4.2
Machine Startup
1) Pipe connect the inlet and outlet of the standard water heater to the pipe of
mould (refer to chapter 3.2 for details).
2) Connect the cooling water inlet /backup water inlet (refer chapter 3.2 for
details).
3) Turn all the ball valves on.
4) Turn on the main power switch.
Summary of Contents for STM-1213-HPW
Page 1: ...STM PW Series High Temp Water Heater Date Apr 2013 Version Ver B English ...
Page 2: ......
Page 23: ...23 50 2 3 2 Control Circuit STM 940HPW 230V Picture 2 5 Control Circuit STM HPW 230V ...
Page 27: ...27 50 2 3 6 Main Circuit STM 940HPW 400V Picture 2 8 Main Circuit STM 940HPW 400V ...
Page 28: ...28 50 2 3 7 Control Circuit STM 940HPW 400V Picture 2 9 Control Circuit STM HPW 400V ...