Crowcon Gas-Tec User Manual Download Page 33

Gas-Tec 

Troubleshooting

Troubleshooting

33

XIII Troubleshooting

13.1 Troubleshooting guide

Symptom

Diagnosis

Remedy/check

Does not switch on

Battery flat

Recharge battery

Flame goes out

Machine has been tilted

Set machine upright

Flame goes out

Material has entered Gas-Tec

Check filters

Data card 95%

Memory card almost full

Back up log files and delete from 

card

GPS reading

No lock

Take outside and wait

No card shown on LCD

No card detected

Check if memory card is inserted 

into the card slot

13.2 Warnings list

Popup Message

What this means

What you need to do

Where to find 

further info

Where to find further info

Please Wait

Wait until next instructions

Do not press any buttons and 

wait for any new messages .

Press Igniter

Instruction to press ignitor

Press the igniter .

III .x

Turn On Gas Supply

Device needs Hydrogen gas to 

continue .

Turn on the Gas by opening the 

knob on the cylinder .

III .x

Gas Supply Low / No 

Cylinder attached .

Gas pressure is low or cylinder 

not attached

Check the bottle pressure and / or 

replace the cylinder

III .x

System Primed

Prepared for firing

Wait for new messages

III .x

Auto Zero, Place 

probe in clean Air .

Device prepared to set the zero 

PPM level .

Make sure that the device is in 

clean air and / or the background 

PPM level is less than 30 PPM

III .x

Reading Marked

The current record (with GPS 

DATA) is flagged in the logs . 

Information only .

VI .x

Reading Marked (No 

GPS Fix)

The current record (without 

GPS DATA) is flagged in the 

logs .

Information only . Recommended 

to achieve GPS lock first .

VI .x

Do you want to stop 

readings

The Stop button is pressed . 

User confirmation to stop .

Confirm by pressing the Yes / No 

button .

III .x

Enter Pin For Access 

to admin menu

User trying to access protected 

settings .

Enter a valid pin to continue .

VII .x

PIN Wrong

Invalid PIN entered

Enter a valid PIN

VII .x

Time Not Saved

Back button pressed on Set 

time page .

Press OK to change time or back 

button to cancel .

V .x

Date Not Saved

Back button pressed on Set 

date page .

Press OK to change date or back 

button to cancel .

V .x

Saved

OK button pressed 

The new values updated suc-

cessfully .

V .x, VII .x

Enter New Admin Pin

Request to enter new admin 

pin .

Enter a new PIN for admin menu .

VII .x

Summary of Contents for Gas-Tec

Page 1: ...Gas Tec User manual M07979 Issue 1 October 2009...

Page 2: ......

Page 3: ...eading 18 5 2 Setting time and date 19 VI What the Gas Tec shows 20 6 1 Overview 20 6 2 Special events in the record 21 6 3 GPS 21 6 4 Acquiring and using data from the Gas Tec 23 VII Managing the Gas...

Page 4: ...stru ment at 15 ml minute In extreme cases a build up could cause an explosion WARNING USE OF HYDROGEN As with any apparatus using hydrogen stored under high pressure certain precautions are prudent T...

Page 5: ...handle Filter attachment Angled coat hanger probe Skids for coat hanger probe 2 Multiregional power supply 6 Spare filters 3 Manual 7 Strap 4 Quick Start Guide 8 Cylinder Cylinder not supplied in USA...

Page 6: ...Overview Gas Tec 6 Diagram 1 1 1 ON OFF button 2 Battery indication Light GREEN Power OK Light RED Power LOW Flashing GREEN Charging 3 GPS antenna 4 Strap loops 4 1 8 Unit orientation 2 3...

Page 7: ...Gas Tec Overview 7 10 11 9 12 5 Headphone jack 6 Power supply DC jack 7 USB port 8 Trigger jack 9 Probe connector 10 Gas cylinder on off valve 11 Igniter 12 Gas cylinder Diagram 2 7 5 6 8...

Page 8: ...e battery is holding The LED to the left of the icon shows green for Power OK red for Power Low and flashes green while the unit is charging B The data icon shows the status of the storage medium C Th...

Page 9: ...the concentration of hydrocarbons present in the sample All sam ples are destroyed as the measurements are generated This process takes place in a specially designed chamber 2 3 Hydrogen Safety Users...

Page 10: ...hydrocarbon gases are present the Gas Tec reading will reflect their presence The Gas Tec s response to other gases differs from the reading shown for methane Correction factors for some common hydroc...

Page 11: ...CD display these requirements can be checked once the machine has been switched on However there are a few steps to complete prior to this Attach the gas cylinder Set the hydrogen cylinder in place by...

Page 12: ...tones 3 2 Start Up When the hydrogen cylinder and the probe are properly attached the Gas Tec can be switched on 1 Press the ON OFF button The LCD display will run a self test and then be ready for u...

Page 13: ...l button under the Gas Tec Press it in until it clicks This should light the hydrogen and the beeping will stop If the beeping continues press the igniter again 9 When the gas is lit the flame icon wi...

Page 14: ...the Gas Tec for invehicle surveys it is recommended that a lock is achieved outside of the vehicle before installation to the Trigger survey unit see Section VIII 2 takes place 3 The Gas Tec monitors...

Page 15: ...tomatically the beep will stop and the message will clear If the Gas Tec falls sideways the flame may go out Check for this by inspecting the flame icon in the middle of the status bar at the top of t...

Page 16: ...isable Pressure units psi bar Speed mph miles per hour km h kilometres per hour m s metres per second Kts knots Admin menu see Chapter VII IMPORTANT NOTE Accepting the option RESET DEFAULTS on this me...

Page 17: ...nalogue Graph and analogue Display Backlight timer 30 seconds 1 minute 3 minute Disabled Time and date Set time Set date Set format Units Pressure units PSI Bar Speed MPH KM H M S KTS Restore Defaults...

Page 18: ...bout how the data is displayed use the SetUp menu To do this switch the Gas Tec on and press the SETUP soft key 5 1 Choosing how to display the gas reading Press ENTER when the Format option is highli...

Page 19: ...y timestamp is correct by using the Time and Date menu Choose to display these in a number of different ways Similarly there are options for the units to be used when the unit displays pressure and fo...

Page 20: ...same time To upload the data plug the detector s USB connector into a PC the green led will light on the Gas Tec when connected Gas Tec will be recognised as a memory device and a folder will open dis...

Page 21: ...GPS Read the details on the screen above right If GPS data has been recorded the data can be converted by web based applications and then displayed on a map Gas Tec thus provides a straightforward wa...

Page 22: ...input form googleearth To convert the data saved from the Gas Tec onto your PC Follow the instructions in the screenshot below to process the data and create a file that Google Earth can open and disp...

Page 23: ...The file name con tains the date of the survey Drop the files to a folder on the PC Alternatively cut and paste them Delete the copied files from the internal drive of the Gas Tec to free up space for...

Page 24: ...tton down at the right hand side of the LCD display After entering the Admin menu the Gas Tec will not detect gas To use the Gas Tec turn it off using the on off button and then press again to turn it...

Page 25: ...e first step Choose the last option to allow an Error Override this allows the Gas Tec to restart attempting to clear any known failure modes If the Gas Tec still reports an error after running this o...

Page 26: ...heeled along over a smooth surface collecting samples at ground level Bell housing probe E for bore hole applications 2 Telescopic Probe with polytetrafluroethylene PTFE tubing for monitoring volume o...

Page 27: ...e Lithium ion Users may not change the battery of this product it must be replaced at Crowcon or a service centre Battery life 22 hrs Recharge time 2 5 hrs Operating temperature range 5 C to 55 C 23 F...

Page 28: ...lustration below The paper pre filter should be inspected regularly and replaced when necessary This will protect the hydrophobic filter from coarse contamination and extend its life When fitting this...

Page 29: ...bar on the display will give five hours of operation The symbol will flash when the battery needs recharging Recharge the battery after each use of the Gas Tec so it will be ready for the next session...

Page 30: ...193 Probe filter assembly kit FIT99034 Angled probe skids M01197 Probe converter kit converts old probes for new Gas Tec PRB64001 Straight probe attachment PRB99007 Probe cup attachment PRB99006 Bore...

Page 31: ...brane and fixings S012986 Display PCB assembly M041041 Left and right blue sides includes fixings label E011055 Igniter assembly M04120 Tubing set comprises full kit for refit of 1 Gas Tec E011059 Bat...

Page 32: ...as cylinders should never be used if pressure has not been reduced by a suitable regu lator at the cylinder or at the outlet of the header valve of a cylinder manifold Use only regulators intended to...

Page 33: ...ressure and or replace the cylinder III x System Primed Prepared for firing Wait for new messages III x Auto Zero Place probe in clean Air Device prepared to set the zero PPM level Make sure that the...

Page 34: ...Charger is required to continue Plug in the charger and power on the charger X 4 Lost GPS Signal No GPS satellites in view Keep the device under open sky to acquire GPS Signals VI x Memory Card Almost...

Page 35: ...Warranties on sensors assume normal usage and will be rendered invalid if the sensors have been exposed to excessive concentrations of gas extended periods of exposure to gas or have been exposed to p...

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Page 40: ...l 41 41 541 5877 Fax 41 41 541 5878 Email General Information Sales info kesn ch Accounts Department accounts kesn ch USA O ce 233 Rogue River Highway 425 Grants Pass Oregon 97527 5429 USA Tel 1 503 2...

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