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OHAUS EXPLORER - Service Manual

OHAUS EXPLORER
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Ohaus Corporation 19A Chapin Road, P.O. Box 2033, Pine Brook, NJ 07058-2033 (973) 377-9000
SERVICE MANUAL
EXPLORER
®
BALANCES
EXPLORER
®
PRO BALANCES
VOYAGER
®
BALANCES

Table of Contents

Other manuals for OHAUS EXPLORER

Questions and Answers

  • W
    William OrtizAug 20, 2025
    How to fix OHAUS EXPLORER that will not turn on?
    • B
      brycetorresAug 20, 2025
      If your OHAUS Scales unit will not turn on, begin by checking the power cord connections to ensure it is properly plugged in and connected to the balance.
  • E
    Emily McdowellAug 22, 2025
    What to do if OHAUS EXPLORER Scales display locks up?
    • T
      timothy28Aug 22, 2025
      If your OHAUS Scales display random segments or the display locks up, turn the power off, and then turn it on again. If the condition persists, the unit must be serviced.
  • R
    Rachel PotterAug 25, 2025
    Why won't my OHAUS EXPLORER turn on?
    • P
      philip42Aug 25, 2025
      If your OHAUS Scales won't turn on, the power cord may not be plugged in or properly connected to the balance. Check the power cord connections to resolve this issue.
  • C
    Cameron ChaseAug 26, 2025
    How to fix unstable readings on OHAUS Scales?
    • K
      Kristi NelsonAug 26, 2025
      Unstable readings on your OHAUS Scales can be caused by excessive air currents or vibration on the table surface. Check the environmental conditions. Also, ensure the balance is placed on a stable surface or change the averaging level.
  • C
    Curtis GonzalezAug 27, 2025
    Why are my OHAUS EXPLORER giving unstable readings?
    • K
      Karen PetersAug 28, 2025
      If your OHAUS Scales display unstable readings, first check for excessive air currents or vibrations on the table surface. Ensure the balance is placed on a stable surface. You may also need to adjust the averaging level.
  • T
    Tyler WrightAug 29, 2025
    What to do if my OHAUS EXPLORER are showing an incorrect weight reading?
    • S
      Seth TranAug 29, 2025
      If your OHAUS Scales are displaying an incorrect weight, ensure that you re-zero the balance before weighing by pressing # with no weight on the pan. Also, make sure that the balance is properly calibrated.
  • I
    Isabella GrahamAug 31, 2025
    How to unlock settings on OHAUS EXPLORER?
    • D
      dennisleeAug 31, 2025
      If you can't change settings on your OHAUS Scales, the menu might be locked. To unlock it, set the menu Lock to OFF by setting the Lock Switch to OFF.
  • M
    Mark AlexanderSep 2, 2025
    How to change units on OHAUS EXPLORER?
    • M
      michaeldoyleSep 2, 2025
      If your OHAUS Scales cannot display the weight in the unit you want, it might not be enabled. Press the Units button until your desired measuring unit appears. If it doesn't appear, enable the unit in the Setup menu.
  • M
    Michael HolderSep 4, 2025
    What to do if I am unable to store menu settings/ changes on my OHAUS EXPLORER Scales?
    • J
      Jamie SmithSep 4, 2025
      If you are unable to store menu settings or changes on your OHAUS Scales, make sure you press Enter when prompted. Also, ensure that the menu is not locked properly.
  • N
    norrismakaylaSep 6, 2025
    Why is the RS232 interface not working on my OHAUS EXPLORER Scales?
    • J
      Julie WardSep 6, 2025
      If the RS232 interface is not working on your OHAUS Scales, verify that the interface settings in the RS232 menu correspond to those of the peripheral device. Also, check the cable connections.

Summary

Chapter 2 Diagnosis

2.1 Troubleshooting

General guidance on identifying and isolating balance problems.

2.2 Diagnostic Guide

A systematic guide to diagnose balance symptoms using tables and remedies.

2.3 Explorer; Voyager Error Code Table

Table detailing error codes, reasons, and remedies for Explorer/Voyager balances.

2.4 Explorer Pro Error Code Table

Table detailing error codes, reasons, and remedies for Explorer Pro balances.

Chapter 3 Repair Procedures

3.1.1 Analytical Load Cell Removal

Detailed steps for removing the analytical load cell assembly.

3.1.2 Analytical Load Cell Replacement

Instructions for correctly installing the analytical load cell assembly.

Appendix A - Explorer EP Loader

A.7 Personality Data Label Entry

Instructions for entering personality data from the balance label into EP Loader.

A.8 Temperature Compensation (TC) Data Entry

Guide for inputting temperature compensation data into EP Loader.

A.9 Downloading Personality Data and;or TC Data into the Balance

Process for transferring personality and TC data to the balance using EP Loader.

Appendix B - Explorer Pro EP Loader

B.6 Temperature Compensation (TC) Data Entry

Guide for inputting temperature compensation data for Explorer Pro into EP Loader.

B.7 Personality Data Label Entry

Instructions for entering personality and AutoCal data for Explorer Pro into EP Loader.

B.8 Downloading Personality Data and;or TC Data Into the Balance

Process for transferring data to Explorer Pro balance using EP Loader.

Appendix C - Production Mode Calibration

C.2 Manufacturing Calibration (MFg) Procedure

Procedure for performing the manufacturing calibration (MFg).

C.3 Manufacturing Weight Calibration (MFgWt) Procedure

Procedure to restore internal weight calibration factor using MFgWt.

Appendix D - Replacing Bottom Display Board

OHAUS EXPLORER Specifications

General IconGeneral
Pan SizeVaries by model
Power SupplyAC Adapter
CapacityVaries by model
DisplayFull-color touchscreen
CalibrationInternal or external
ConnectivityRS232, USB
DraftshieldAvailable on some models
Operating Temperature10°C to 30°C
Units of Measurementg, kg, lb, oz, ct
Stabilization Time≤ 2 s
Relative Humidity≤ 80% (non-condensing)
ReadabilityVaries by model

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