Troubleshooting Guide And Service; 10.0 Cleaning And Maintenance - Labnet Accublock D1301 Instruction Manual

9.0 Troubleshooting Guide and Service

Problem Explanation
Display/LEDs do not light up
Unit not heating
Unit display overshoots
Block or sample temperature
not same as display
temperature
Should you have a question about the operation of the Labnet Digital Dry Bath or if service is required,
contact Customer Service. Do not send in a unit for service without first calling to obtain a repair
authorization number. Should the unit require return for service, it should be properly packed to avoid
damage. Any damage resulting from improper packaging shall be the responsibility of the user.

10.0 Cleaning and Maintenance

Make sure that the dry bath and block are cool and the power cord is disconnected before performing
any cleaning or maintenance. Repair or maintenance should only be performed by an authorized service
technician.
The dry bath may be cleaned with a moist cloth containing a mild soap solution. Do not immerse the
dry bath in water or any liquid. The blocks may also be cleaned in a mild soapy solution. Be sure that all
items have thoroughly dried before attempting to connect the cord or use the unit.
Spills: In the event liquid is accidentally spilled into the bath or well area, disconnect the plug from the
outlet and turn the unit upside down to minimize liquid contact with the internal components. Remove
the bottom cover and inspect to assure liquid has not contacted heater elements, electronic controls, or
connectors. Have qualified service technician clean the unit and replace any damaged parts.
Solution
1. Check power cord and outlet
2. Check ON/OFF switch
3. Check fuse
4. Call service
1. Is set point below room temperature
2. Is Start/Stop LED illuminated
3. Press Start key
4. Call service
Normal operation. Display set point in heat-up overshoots on
initial heat-up but block and sample do not overshoot. See
Operation section of this manual.
1. Check is unit in heating mode
2. Check is unit sitting in draft
3. Check accuracy of thermometer
4. Is thermometer making good contact
5. Follow calibration procedure
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