Recirculating cooler
- 17 -
screwdriver, then the pump can be restarted properly.
Attention:
Different unit may apply for different pump type, the method
above may be not always applicable.
Phenomenon:
water level alarm indicator flashes and buzzer beeps.
Possible reason and solution:
a)
Reason:
water shortage in the water tank, low water level.
Solution:
add water until water level above the fluid level switch.
b)
Reason:
fluid level switch short or damage.
Solution:
change the fluid level switch.
Phenomenon:
water flow alarm indicator flashes with buzzer beeps
Possible reason and solution:
a)
Reason:
the pump is not started;
Solution:
press Pump key
to start;
b)
Reason:
water circuit leaks;
Solution:
check the water circuit;
c)
Reason:
pump damage;
Solution:
change the pump.
Appendix I Parameter Database
Temperature set menu: no code, directly press Menu key to enter;
Item
Parameter Meaning
Option
or
Range
Initial
data
Objective
temperature
T_00
Setting
the
target
temperature
(Start/Stop type
，
PID)
C_SL ~C_SH
20
Temperature
deviation
T_01
Setting
control
precision
(Start/Stop type)
0.01 ~ 9.99
5
Tracking
temperature
T_11
Setting
deviation
temperature
(tracking mode)
-99.9
～
99.9
-2
Operation mode database: code: 0022, long press Menu key to enter with code;
