7. Replacement of the Battery
When the
sign appears on the LCD display, the batteries will need
replacement. The unit will automatically shut-off when battery life is out.
How to replace the batteries
1. Uscrew the battery cap and open it. Pull out the battery holder, Take
a note at the directions of each battery placed and remove all of
them.
2. Replace with two (2) new batteries (CR2032H or equivalent)
ensuring each battery’s polarity are placed in direction (positive ‘
+
’
sign face up as shown below).
3. Switch on power to confirm whether the batteries were place
correctly, replace the cover.
8.Troubleshooting
Status
Cause
Remedy
Low battery /
Worn out batteries
Replace all batteries
LCD display
becomes dim
Or stop working
Wrong battery
placement
Check all batteries are placed
correctly accordingly
Contamination of
sensors
Wash sensors with neutral
detergent and rinse with water. Dry
with cloth or tissue paper
Unstable measured
value
Salinity or temperature
is not homogeneous
Please refer to 4.2 (salinity
measurement) and
1.3 (cautions on measuring)
+
+
