Service Information; Technical Data - OHAUS Guardian 2000 Serie Guia De Inicio Rapido

TM
Guardian Hotplate-Stirrers
The use of a fuse of a different type or with a different value, or
bridging or shunting the fuse is not allowed and can possibly
cause a hazard to your safety and lead to instrument damage!
4.3 Troubleshooting
The following table lists common problems and possible causes and remedies. If
the problem persists, contact OHAUS or your authorized dealer.
Error Cause of Error
Unit fails to
Missing or blown fuse
power on
Heater over temperature
Unit fails to
or
heat
Heater damage
Motor overload
Unit fails to
or
stir
Motor damage

4.4 Service Information

If the troubleshooting section does not resolve your problem, contact an authorized
OHAUS Service Agent. For Service assistance in the United States, call toll-free 1-
800-526-0659 between 8:00 AM and 5:00 PM Eastern Standard Time. An OHAUS
Product Service Specialist will be available to assist you. Outside the USA, please
visit our website www.ohaus.com to locate the OHAUS office nearest you.

5. TECHNICAL DATA

Equipment Ratings:
Indoor use only
Altitude:
Operating temperature:
Storage temperature:
Operating humidity:
Storage humidity:
Voltage fluctuations:
Overvoltage category
(Installation category):
Pollution degree:
Table 4-1 Troubleshooting
0 to 2000m
5° C to 40° C
-20° C to 65° C
20 to 80% relative humidity, non-condensing
20 to 80% relative humidity, non-condensing
Mains supply voltage fluctuations up to ±10% of the
nominal voltage.
II
2
How to Fix
Add or replace fuse as necessary.
Unplug and replug the power cord
for reset, if the failure consistent,
please contact OHAUS.
Smaller vessel or reduce volume
in vessel and wait for auto reset, if
the failure consistent, please
contact OHAUS.
EN-5