Sierra SL-800 Unit suddenly turns off, Appears in the upper right corner in the run screen

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Appendix A: Cal=Trak Troubleshooting Guide

A-1.0 Unit does not turn on

Battery may be deeply discharged or dead.

1Plug charger into unit

2Confirm that the Charge LED is lit

3Wait 10 minutes and try turning unit on again.

4If the unit still does not work, please contact Sierra.

A-2.0 Unit suddenly turns off

Battery may not be fully charged.

1Plug charger into unit.

2Plug cell into unit.

3Turn on the Cal=Trak.

4Enter “Setup Menu – 4” to check battery voltage.

5Battery voltage should be 6.00 volts or higher.

A-3.0 “B” appears in the upper right corner in the run screen

Battery is getting low and should be recharged.

A-4.0 The Charge LED does not light when charger plugged in

1Is the wall outlet working properly?

2Are you using the correct charger? Please be sure to be using a Sierra 12V charger

3Is the charger working properly? If possible, measure the voltage with a voltmeter. The voltage should be greater than 12 volts.

A-5.0 “No Cell” appears on display

“No Cell” is displayed when the cell is not connected to the base.

1If the cell and the base are connected, check the cell connection to the base by removing and reconnecting the cell to the base.

2If display still reads “No Cell” after it has been established that the base and the cell have a firm connection, please contact Sierra.

A-6.0 Settings have been lost or seem to have changed

If the battery is removed or allowed to discharge your settings may be lost. Reprogram instrument to desired settings. See Section 8.0, Setting User Preferences.

A-7.0 “Piston Error” appears on display

This error message could be caused by any of the following:

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Contents Cal=Trak SL-800 Primary Gas Flow Calibrator Worldwide Locations to Serve You Table of Contents Page Theory of Operation General DescriptionIdealized Automatic Piston Prover Your Cal=Trak SL-800 Base Includes Cal=Trak Layout Unpacking ChecklistEach of Your Cal=Trak SL-800 Flow Cells Includes Connecting the Cal=Trak to a Flow Source Cal=Trak Installation Attaching & Removing Flow CellsCal=Trak Measurement Cycle Attaching Flow CellsInitial Pressure Pulse Timing KPa Begins Ends Inventory Dead Volume Application PrecautionsComparison vs. Calibration Initial Pressure PulseSetup for Piston or Bell Provers Vacuum Comparison of Cal=Trak with Piston or Bell Provers Alternative Setup for Piston ProversComparison of Cal=Trak with Sonic Nozzle Transfer Standards Setup for LFEsCalibration of Mass Flow Controllers MFCs Vacuum Setup for Sonic Nozzle Transfer StandardCalibration of Rotameters Variable Area Flow Meters Calibration of Mass Flow Meters MFMsOperating Instructions Charging the Cal=Trak BatteryTurning the Cal=Trak On Turning the Cal=Trak OffGeneral Menu Navigation Cal=Trak Keypad How To Use the Cal=Trak KeypadLow Battery Indicator Taking Readings Factory Default SettingsParameters Factory Settings Optional Settings Option 1, Sensor Factor Setting User PreferencesSetup Menu 4, Date, Time & Battery Voltage Setup Menu 2, Reading Type, # in Average & Minutes/ReadingOption 1, Date Setup Menu 5, Date & Time FormatsOption 2, Time Option 3, Auto OffMaintenance Battery SystemBattery Maintenance & Storage To Initiate the Leak Test Quality Assurance Leak Test ProcedureLeak Test Illustration Leak Test in Progress CalibrationReplacement Parts & Accessories Returning Your Unit for Calibration or Service ShipmentCalibration Includes Part DescriptionAdditional Information Limited Warranty Settings have been lost or seem to have changed Charge LED does not light when charger pluggedPiston Error appears on display Unit suddenly turns offDuring Leak Test, Leakage 9.999 ccm appears on display Piston does not move when the Read or Auto is pushedWhen taking readings, the flow seems off Contact Sierra for Assistance Resetting the Cal=TrakFlow Cell Standardized 15-30C Model Optimum Flow RangeIntroduction Installation Operating Instructions for Cal=Soft SoftwareRequirements Worksheet descriptionsIntroduction Setup Cal=TrakSetup Cal=Soft Setup DUTPage Page Automatic Flow Calibration Using Sierra 100 Series MFC Serial Port Configuration Issue Software TroubleshootingSerial Port Selection Issue