Jenquip EC09, Руководство пользователя

Страница: 17 / 19

15
Check
Check the metal shaft is coming right
back into the base of the tube. En -
sure there is no grass or soil build-up
preventing it from doing so. Also check
the washer at the bottom of the shaft
is not catching on the bottom of the
plate.
Check
This means that the platemeter does
not know where the bottom is –
therefore does not record the reading.
Counter readings do not seem accurate
Check
The counter is like a calculator - it does
not give false readings under normal
circumstances.
Platemeter not running freely (low
results)
Check
Metal shaft is bent
Grass or soil build-up inside case
Grooves on steel shaft have become
filled with grass or soil
Front panel (membrane problems)
Check
Buttons not clicking or activating
Resolution
Clean the platemeter
Resolution
Check the equation being used is cor -
rect and the calibration has been cor -
rectly set. (Zeroed)
Resolution
Straighten or request a replacement
part from your service agent
Clean the platemeter
Clean the platemeter
Resolution
Service - membrane needs replacing.
Send to your service agent.
Refer to page 5 “Zero calibration”