Maintenance; Calibration; Cleaning; Troubleshooting - OHAUS Adventurer Analytical AX224N Handbuch

EN-44
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 Adventurer 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. Please follow the steps below
on how to remove and install the sliding doors.
Attention: Do not use solvents, harsh chemicals, ammonia or abrasive cleaning agents.
Removing and reinstalling the glass doors for cleaning:
Step 1.
On the back of the balance, press
the pin and slide out the door.
8.3

Troubleshooting

Symptom / Display
Balance will not turn on No power to Balance
Poor accuracy
Cannot calibrate
Cannot change menu
settings
Low Reference weight
Invalid Piece Weight
Operation Timeout
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8.4

Service Information

If the troubleshooting section does not resolve your problem, contact an Authorized Ohaus Service Agent. Please
visit our website www.ohaus.com to locate the Ohaus office nearest you. An Ohaus Product Service Specialist will
be available to assist you.
Step 2.
After cleaning, slide the doors into
the slot while pressing the pin
mentioned in step 1.
TABLE 8-1. TROUBLESHOOTING
Possible Cause
Improper calibration
Unstable environment
Calibration Menu locked
Approved Mode set to on
Unstable environment
Incorrect calibration masses
Sub-menu locked
Approved Mode set to on
Reference weight too small
The weight on the pan is too small to
define a valid reference weight.
Average piece weight is too small
Weight reading is not stable
Busy (tare, zero, printing, waiting for a
stable weight)
ADVENTURER BALANCES
Step 3.
Slide the doors into the slot until the
back stopper aligns with the other
door.
Remedy
Verify connection and voltage
Perform calibration
Move balance to suitable location
Turn Calibration menu lock off
Turn Approved Mode off
Move balance to suitable location
Use correct calibration masses
Unlock sub-menu
Turn Approved Mode off
Increase sample size
Increase average piece weight
Move balance to suitable location
Wait until completion