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26

Appendix C: Field Sensor Replacement (continued)

4.  Once the back housing is removed you will have full access to the CO and O2

sensors. (see picture below)

5. To remove a sensor, pull the rubber hose off each side of the sensor. (see

below)

Hoses removed from smart sensor.

Oxygen (O2)
sensor

Sensor color is
white.

Carbon Monoxide
(CO) sensor

Sensor color is
red.

Summary of Contents for DC710

Page 1: ...DC710 Flue Gas Analyzer The Value LeaderTM www tpi thevalueleader com ...

Page 2: ...cations 9 11 Typical Test Results 14 Specifications 15 16 Calibration Service 17 Warranty 17 Appendix A General Maintenance Function Tests 18 20 Appendix B A773 Sulfur Filter Installation Maintenance 21 22 Appendix C Field Sensor Replacement 23 25 Appendix D Technical Notes 26 Appendix E Carbon Monoxide Facts 27 Appendix F Carbon Monoxide Limits in Ambient Air Chart 28 Download the TPI View App Do...

Page 3: ...year Electrochemical sensors by nature are always active Therefore the time the analyzer is off and not being used must be taken into account when determining sensor life The sensors in your analyzer are war ranted for two years This warranty does not cover sensors damaged through misuse of the analyzer You should keep the battery of your DC710 charged so power is con stantly being supplied to you...

Page 4: ...e Gas Analyzer comes complete with the following standard accessories TPI DC710 Instrument Rubber Boot Ends Soft Carrying Case A768 Flue Sampling Probe A770 In Line Filter assembly installed on Flue probe A796 Temperature Probe GK11M Mini Pump Protection Filter Assembly and spare filters A763 Exhaust Spigot removable A764 Instruction Manual Denotes part number Your TPI 717 Flue Gas Analyzer has th...

Page 5: ... T1 Input Jack Connection for the flue probe temperature lead see page 8 Gas Sampling Port Connection for Mini Pump Protection Filter and Flue Probe see page 8 T2 Input Jack Connection for ambient tempreature probe If this probe isn t used the DC710 uses it s internal temperature sensor see page 8 Rubber End Caps Protects the instrument from accidental damage 3 Charge Indicator Bluetooth Indicator...

Page 6: ...ands free operation Note ensure to surface is not hot or the DC710 may be damaged Hanging Hook Used to attach hang the DC710 for hands free operation Information Label Contains the serial number and additional informa tion regarding the DC710 4 Information Label Magnets Hanging Hook Magnets ...

Page 7: ...to the Gas Sample Port Press and hold the power button until the power switch lights on Start the TPI View App and tap the center icon to begin scanning for TPI smart instruments A list of devices will be seen Select the DC710 to connect to by tapping on the desired device Once connected the Bluetooth indicator on the DC710 will turn blue and the app will display measurement information After star...

Page 8: ...he Stop Pump icon will be grreyed out Once the O2 and CO levels are within necessary limits the Stop Pump icon will be active Once the pump is off close the app or discon nect from the DC710 Press and hold the power key on the DC710 to turn the analyzer off If the app is disconnected before the CO is below 10ppm or the O2 is above 19 and the power key is held down to turn the analyzer off the pump...

Page 9: ...ustion tests it is important gas and temperature samples be taken at the same location This is easy with the TPI flue probe because the temperature sensor is an integral part of the probe Prior to taking a sample the device under test should be on and operating Putting the flue probe in the sample area prior to starting the device may cause saturation of the sensors due to the higher initial conce...

Page 10: ... Pump Protection Filter assembly and Flue Probe Tubing complete with In Line Filter to the Gas Sample Port and the K Type Thermocouple Plug from the Flue Probe into Thermocouple T1 Socket The GK11M ambient air temperature probe is connected to the T2 socket If this probe is not used the analyzer will use it s internal temperature sen sor for ambient air T2 reference WARNING Ensure the K type ther ...

Page 11: ...eturns to 20 9 This may take more than an hour depending on how saturated the sensors are 3 Drill a 1 4 inch hole into the flue of the device under test For most applica tions flue gas samples should be taken prior to the draft diverter or any other opening that allows room air to enter the system This prevents room air from mixing with gases in the flue and diluting the test sample It is importan...

Page 12: ...TYPICAL TEST LOCATIONS Atmospheric Gas Fired Fan Assist Boiler Furnace Typical Test Locations Figure 1 It is important to use manufacturers recommended test locations whenever possible 10 ...

Page 13: ...TYPICAL TEST LOCATIONS Condensing Boiler Furnace Typical Test Locations Figure 2 It is important to use manufacturers recommended test locations whenever possible 11 ...

Page 14: ...ts at the top of the heat exchanger Atmospheric Forced Air Furnace Typical Test Locations Figure 3 TYPICAL TEST LOCATIONS It is important to use manufacturers recommended test locations whenever possible 12 Carbon Monoxide ...

Page 15: ...his ensures the analyzer will not be subjected to an abnormally high concentration of CO and will protect the sensors Make sure to check the water trap periodically during testing to ensure it does not fill with condensate and empty it as necessary If the filter begins to fill during a test open the lid and empty out the condensate After closing the lid allow readings to stabilize again IMPORTANT ...

Page 16: ...the diplayed fuel Parameter Displayed CO Level measured CO2 percentage calculated CO Air Free calculated O2 Level measured Excess Air calculated T1 Temperature flue temp mea sured Internal Temperature ambient air measured or T2 Temperature mea sured if the ambient air probe is connected to T2 Temperature Difference T1 Ambient Efficiency Calculated The efficiency type can be set to Net or Gross by ...

Page 17: ... the report generation process A box will pop up asking you to enter a report reference This is like the job name or number of the report Once you have entered the desired reference name tap Set From the report screen you can edit the reference name email the report to a recipient and print the report to the optional A740BT Bluetooth print er 15 ...

Page 18: ...15 inH2O Oxygen 4 to 7 Carbon Monoxide Less than 100ppm air free Stack Temperature 325 F to 625 F Draft 0 15 inH2O Power Burners Gas Fired Power Burners Oil Fired Oxygen 7 to 9 Carbon Monoxide Less than 100ppm air free Stack Temperature 325 F to 500 F Draft 0 15 inH2O to 0 4 inH2O Gas Fired Burners Atmospheric Fan Assist ...

Page 19: ...Weight 490g Gas Sensor Type Electrochemical field replaceable smart sensors O2 and CO Flue Temperature Probe Construction Pistol Grip with Stainless Steel Shaft Hose Length 2500mm Insertion Length 200mm K Type Thermocouple Accuracy 0 3 2 F 1 C Maximum Temperature 1472 F 800 C Gases Range Resolution Accuracy Oxygen 0 25 0 1 0 3 Carbon Monoxide 0 10 000 ppm 1 ppm 5 ppm or 5 Whichever is greater Carb...

Page 20: ...1 F 1 C Accuracy 0 3 of rdg 2 F or 0 3 of rdg 1 C The thermocouple supplied GK11M has the ability to measure tempera tures in the 50 F to 950 F range The DC710 accepts industry standard K type thermocouple probes with sub mini connectors Blutooth Communication Bluetooth Version 4 2 FCC ID QOQBGM111 IC 5123A BGM111 209 J00192 18 ...

Page 21: ...0S Sensor replacement requires calibration gas Sensors for the DC710 can be replaced in the field Please see appendix C for the replacement procedure Factory calibration is recommended once per year WARRANTY Your TPI DC710 Flue Gas Analyzer is guaranteed free from defects in materi als and workmanship for 3 Years from the date of purchase This guarantee does not affect your statuary rights For add...

Page 22: ...that see heavy use or are used in oil fired Thermocouple Probe Check applications Water Trap Check Visually check the water trap for 1 Cracks in the bowl 2 Broken ears on the bowl where the lid locks on 3 Broken ears on the lid 4 Worn out o ring on the lid 5 Loose connection to the flue probe tubing Filter Check Signs of dirty or water saturated filters are a slow pump flow error displayed when th...

Page 23: ...aturated with water a replacement should be installed to ensure proper flow The saturated filter can be left to dry and reused later Pump Operation Check 1 Turn the analyzer on as outlined on page 5 and connect to the TPI View app Do not connect anything to the inlet Turn the pump on by tapping Start Pump prior to proceeding to step 2 2 Cover the analyzer inlet with your finger The analyzer pump s...

Page 24: ...the end of the flue probe with a small piece of tube and pinch the end close After a short period of time the analyzer pump should draw down and begin to labor If this happens the flue probe is operating properly and the integrity test is complete If the analyzer pump does not draw down and labor this is an indication of a possible leak somewhere in the flue probe and you may proceed to the next s...

Page 25: ...ect and readings This filter also protects the sensors from the affects of sulfur The A773 does not have to be removed when working with other types of fuels PROCEDURE 1 Begin with the water trap section of the flue probe oriented as shown in the picture below 2 Remove the water trap from the flue probe hose See picture below 3 Insert the A773 sulfur filter flue probe tube where the water trap was...

Page 26: ...on the Flue Probe side of the A773 sul fur filter See picture below 6 Install the water trap in the flue probe hose where the piece was cut out Make sure the water trap is positioned correctly The water trap lid should face the Hose End side of the hose A773 SULFUR FILTER MAINTENANCE The A773 should be replaced when most of the pellets become discolored usual ly white or black If the A773 begins t...

Page 27: ... and ranges Contact your TPI distributor to purchase replacement sensors Note You must wait 24 hours after sensor replacement before using your analzyer Follow these steps to replace the sensors 1 Remove the protective rubber end caps using your hands to pry them from both ends of the analyzer 2 Locate the four screws holding the housing together see picture below 3 Loosen the screw and remove the...

Page 28: ...s removed you will have full access to the CO and O2 sensors see picture below 5 To remove a sensor pull the rubber hose off each side of the sensor see below Hoses removed from smart sensor Oxygen O2 sensor Sensor color is white Carbon Monoxide CO sensor Sensor color is red ...

Page 29: ... sensor into the holder by orienting the flat corner of the sen sor with the flat corner of the sensor holder Align the socket of the sensor with the pins on the main board and press the sensor down onto the pins and into the holder Smart Sensor Sensor connector after removal Flat corner on sensor Flat corner of the sensor holder Pins on main board 27 ...

Page 30: ...he analyzer Make sure battery is charged or leave the DC710 on the charger so the sensors are under power During this time the sensor calibration data will be transferred and the sensor will have power applied to enable it to acclimate NOTE YOU MUST WAIT 24 HOURS AFTER SENSOR INSTALLATION BEFORE TURNING YOUR ANALYZER ON AND USING IT FOR THE FIRST TIME FAILURE TO DO SO WILL RESULT IN AN ERROR CODE ...

Page 31: ...imary way to affect change in combustion efficiency when work ing with modern gas fired equipment is through gas manifold pressure adjust ment Confirm manifold pressures are within maufacturers specifications prior to performing a combustion test Once manifold pressures are within limits a combustion test can be performed to provide information regarding any adjust ments that may be needed Note 3 ...

Page 32: ...arbon Monoxide is picked up quickly in the body by red blood cells At high lev els of CO the body replaces oxygen with carbon monoxide The most common symptoms of CO poisoning are headache dizziness weak ness nausea vomiting chest pain and confusion High levels of CO inhalation can cause loss of consciousness and death Unless suspected CO poisoning can be difficult to diagnose because the symptoms...

Page 33: ...e according to OSHA Slight headache fatigue dizziness and nausea after 2 to 3 hours expo sure 400ppm Frontal headaches and other symptoms inten sify after 1 to 2 hours exposure Life threaten ing after 3 hours Maximum allowable limit in flue gas according to EPA and AGA 800ppm Headache dizziness nausea and convul sions within 45 minutes of exposure Unconscious within 2 hours Death within 2 to 3 hou...

Page 34: ...Notes ...

Page 35: ...Notes ...

Page 36: ...w testproductsintl com Test Products International Ltd 342 Bronte Road South Unit 6 Milton Ontario Canada L9T 5B7 Tel 905 693 8558 www tpicanada com Test Products International Europe Ltd Longley House International Drive Southgate Crawley West Sussex RH10 6AQ Tel 44 0 1293 530196 www tpieurope com ...

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