17
４－３．Trouble display
（1）Cow flow
・When low flow trouble triggers, “COW FLOW” is displayed and pump stops working.
・Buzzer sounds continuously.
・After checking the cause, reset low flow alarm by “ESC” key. The pump will re-start
and return to the operation display.
（2）Low battery
・When the power of battery is dropped, “REPLACE BATT.” Will be displayed.
・Buzzer will sound continuously.
・After displaying “REPLACE BATT.”, it does not accept other tlan “Power OFF”.
・After power off, replace the battery with new one.（See it for 6-1. Battery replacement）.
REPLACE BATT.
Low battery
Power OFF operation available only by POWER key.
LOW FLOW
Pump OFF
ESC
Pump ON
Caution
When low float trouble took place, be sure to check the cause to make low flow.
Especially when suck water, it will be the cause for trouble. After checking the condition
of probe filter tube, re-start the pump by ESC key. (When press ESC and re-start in the
water remaining condition, there will be the case of water instrusion into instrument.
For low flow trouble, it shall be cautioned that no error display will be the setting mode.
