PX Series Balance
8.MAINTENANCE
8.1
Calibration
Periodically verify calibration by placing an accurate weight on the balance and viewing the result. If calibration is
required, refer to section 5.2 for instructions.
8.2
Cleaning
WARNING: Disconnect the balance from the power supply before cleaning.
Make sure that no liquid enters the interior of the balance.
Clean the balance at regular intervals.
Housing surfaces may be cleaned with a lint-free cloth slightly dampened with water or a mild cleaning
agent.
Glass surfaces may be cleaned with a commercial glass cleaner.
Attention: Do not use solvents, harsh chemicals, ammonia or abrasive cleaning agents.
8.3
Troubleshooting
Symptom / Display
Cannot change menu
settings
MENU
Certain sub-menu is
hidden.
TABLE 8-1. TROUBLESHOOTING
Possible Cause
The sub-menu is locked.
This is an approved model, which
requests to block certain sub-menu.
The average piece weight of the sample is
too small (less than 0.1d) in Parts
Counting mode.
The reference weight on the pan is too
small (less than 100d) in Percent
Weighing mode.
The environment is not stable.
The environment is not stable.
Incorrect calibration masses are used.
System error
Remedy
Unlock the sub-menu in Lockout Menu.
Setup the balance before you turn on the
Legal for Trade setting.
Recaluate the APW value.
If error persists, please use a different
sample.
Put more samples on the pan.
Move balance to a suitable location.
Move balance to a suitable location and
calibrate again.
Use calibration masses to calibrate
accodrding to the correct calibration points
in the specification table in the instruction
manual.
If error persists, please contact OHAUS
service (www.ohaus.com - More - Contact
Us)
EN-41