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8 Maintenance
To maximize the product service life, perform periodic inspections.
Clean the unit by wiping it with a tightly wrung rag or a dry cloth. To remove significant
dirt or contamination, wipe with dilute ethanol.
Note: The AC adapter (optional) is not protected against liquids, so do not clean it in
this manner.
In the following cases, repair or inspection by the manufacturer is required. Contact your
Sibata representative or the distributor where you purchased the product.
•
Over one year has elapsed since the flowrate was calibrated by Sibata.
•
Rubber parts have started hardening or cracking.
In addition, if any other malfunction or problem occurs, contact your Sibata
representative or the distributor where you purchased the product.
9 Troubleshooting
Before sending the product in for repairs, inspect it one more time. If it still does not
function properly, contact your Sibata representative or the distributor where you
purchased the product.
Symptom Possible
Cause
Remedy
Nothing is displayed or
what was displayed has
disappeared.
Batteries are depleted. Replace with them new batteries.
Batteries are not
installed properly.
Reinstall batteries in the correct
orientation.
The AC adapter
(optional) is unplugged.
Plug in the AC adapter.
Indicated temperature or
pressure sensor values
are clearly incorrect.
Temperature sensor or
atmospheric pressure
sensor has failed.
The unit must be repaired.
Contact your Sibata
representative or the distributor
where you purchased the
product.
The temperature and
atmospheric pressure values can
also be set manually (see pages
16 and 17).
Continued on the next page
