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The Informant™ 2 

 

 

18 

 

0019-9211 Rev 9 

 

Figure 8. Connector Locations on Printed Circuit Board 

 

 
 
 

Содержание The Informant2

Страница 1: ...Refrigerant Combustibles Leak Detector Instruction 0019 9211 Operation and Maintenance Rev 9 November 2012 Pat 6 362 741 D447 071 Product Leadership Training Service Reliability ...

Страница 2: ...The Informant 2 ii 0019 9211 Rev 9 ...

Страница 3: ...s Product or parts thereof that are defective in title THE FOREGOING WARRANTIES ARE EXCLUSIVE AND ARE GIVEN AND ACCEPTED IN LIEU OF I ANY AND ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND II ANY OBLIGATION LIABILITY RIGHT CLAIM OR REMEDY IN CONTRACT OR TORT WHETHER OR NOT ARISING FROM BACHARAC...

Страница 4: ... 7 Audible Indicator Mute 8 2 8 Locating a Gas Leak 9 2 9 Sensor Failure Indication 10 2 10 False Refrigerant Indication 10 2 11 Refrigerant Sensor Flooding Indication 11 2 12 SAE Refrigerant Leak Detection Tips 11 3 MAINTENANCE 13 3 1 Introduction 13 3 2 Routine Maintenance 13 3 3 Probe Filter Replacement 13 3 4 Sensor Replacement 14 3 5 Probe Assembly or Fan Replacement 15 4 TROUBLESHOOTING 19 5...

Страница 5: ...round vapors or gases are present No manual sensitivity adjustments are necessary during the inspection process The Informant 2 is suitable for HVAC Service Technicians Gas Utility Personnel Automotive Service Facilities and Plant Maintenance Departments who are in need of a small lightweight and rugged instrument that is capable of pinpointing small to large refrigerant leaks as those found in ai...

Страница 6: ...the detected refrigerant combustibles level Automatic zero and background compensation that allows a leak to be quickly found in contaminated atmospheres without requiring manual sensitivity adjustments Flexible probe that allow it to be either docked in its storage position for close up leak testing or unfolded to its maximum length of 20 inches 508 mm for locating leaks in hard to reach areas Lo...

Страница 7: ...er second 0 1 3 mm above leak source A leak rate of less than 0 25 oz year 7 g yr can be detected when probe tip is held steady over leak source for at least 5 seconds Combustibles Sensitivity Adjustment 50 ppm Methane minimum Automatic Battery Life 4 5 hours under typical intermittent operation Sensors Combustibles Semiconductor type with a typical 5 year life span plug in replacement Refrigerant...

Страница 8: ...ctivating its visual and audible indicators as follows Visual Dual LED bar graphs located on the top and rear of the detector begin to progressively glow in series In addition an LED located in the probe tip begins to increase its blink rate from an idle rate of once per second Audible The audible indicator s tick rate begins to increase from its idle rate of one tick per second Sensor Failure The...

Страница 9: ...ed on the side of the case 3 Reinstall the battery door and tighten its screw Figure 2 Battery Installation 2 2 Sensor Installation Overview Before leak testing can begin the appropriate sensor must be installed If you have a combustibles only or refrigerant only detector then simply install the sensor that was supplied with the detector If however you have a dual detector then install the sensor ...

Страница 10: ...ue color coding on both the sensor and probe tip WARNING Explosion hazard DO NOT use the Informant 2 with its refrigerant sensor installed in an area that is classified by the National Electrical Code as being a hazardous location where a potential for explosion or fire exist because of flammable gases or vapors in the atmosphere COMBUSTIBLE REFRIGERANT GAS WARNING For your safety DO NOT use the I...

Страница 11: ...bustibles sensor is installed Figure 3b Sensor Installation Combustibles Sensor 2 5 Turning the Detector On and Off See Figure 4 The detector is toggled ON and OFF by pressing the POWER button When first turned on observe that the Power LED glows and that all other LEDs are tested by being turned on for 1 second The detector requires 10 seconds to warm up After which time all LEDs should be off ex...

Страница 12: ...n A low battery condition is indicated when the LO BATT LED glows There will be approximately 20 minutes of full operation time remaining from the time this LED first turns on after which the intensity of all LEDs and audible output will gradually diminish When a low battery indication occurs replace the batteries as described under the previous Section Battery Installation 2 7 Audible Indicator M...

Страница 13: ...ing or unfolded to its maximum length of 20 inches 508 mm for locating leaks in hard to reach areas Begin leak testing by slowly moving the probe toward the area to be tested If surfaces are dirty or wet wipe them off with a clean shop towel to prevent the filter from clogging Avoid allowing water to enter the probe tip When the detector first sees an increased gas level all gas level LEDs immedia...

Страница 14: ...s gas level LEDs remain at full scale This indicates that the gas concentration is increasing 3 Once the source of the leak has been passed the detector s gas level indicators will all begin to decrease At this point reverse the direction of probing As the probe tip is moved back and forth across the leak the detector will automatically adjust its sensitivity to allow the user to pinpoint its sour...

Страница 15: ...pment manufacturer s operating instructions Leak test with the engine not in operation The air conditioning system shall be charged with sufficient refrigerant to have a gauge pressure of at least 340 kPa 49 psi when not in operation At temperatures below 15 C 59 F leaks may not be measurable since this pressure may not be reached Take care not to contaminate the detector probe tip if the part bei...

Страница 16: ...owing out the area with shop air often helps locate the exact position of the leak Leak testing of the evaporator core while in the air conditioning module shall be accomplished by turning the air conditioning blower on high for a period of 15 seconds minimum shutting it off then waiting an additional 15 seconds minimum for the refrigerant to accumulate in the case then inserting the leak detector...

Страница 17: ...the detection of gas if the filter has become clogged with dirt or covered with water A dirty filter will also shorten the life of a refrigerant sensor as the result of not allowing enough air to pass over the sensor to keep it cool Replace a dirty or clogged filter per Section Probe Filter Replacement Keep the detector case and probe clean by wiping them with a shop towel If necessary moisten the...

Страница 18: ...tibles sensor has a life expectancy of approximately 5 years The refrigerant sensor s life expectancy is approximately 150 hours or 1 year of normal use but will vary depending on the amount of refrigerant that passes through the sensor Replace the sensor as follows refer back to Figures 3a and 3b Material Required Sensor refer to Section Replacement Parts Procedure 1 Turn OFF detector 2 Unscrew p...

Страница 19: ...detector 5 Remove fan from probe assembly by removing its three screws as shown in Figure 7 6 Depending on whether the fan or probe assembly is being replaced perform one of the following a If the fan is being replaced Discard the old fan and install a new one using the screws removed in Step 5 b If the probe assembly is being replaced Install the old fan onto the new probe using the screws remove...

Страница 20: ...esponds in a positive manner to a source of its corresponding gas Figure 5 Assembly of the Informant 2 See Figure 6 for instructions on how to remove the Front Retaining Collar See Figure 7 for instructions on how to replace the fan See Figure 8 for electrical connector details ...

Страница 21: ...The Informant 2 0019 9211 Rev 9 17 Figure 6 Front Retaining Collar Installation Figure 7 Fan Installation ...

Страница 22: ...The Informant 2 18 0019 9211 Rev 9 Figure 8 Connector Locations on Printed Circuit Board ...

Страница 23: ... refrigerant sensor Remove refrigerant sensor and turn on detector If detector now turns on and after warm up shows a bad sensor see sensor failure indication below replace sensor per Section Sensor Replacement c Loose printed circuit board connector Disassemble detector and ensure that all connectors are securely attached to the printed circuit board See Figure 8 The middle gas level LED on both ...

Страница 24: ...ent b Sensor nearly depleted or faulty Replace sensor per Section Sensor Replacement c Crack in rubber sheathing that covers the probe s flexible tube allowing air to enter through the crack Replace probe assembly per Section Probe Assembly or Fan Replacement d Internal fan defective Replace fan per Section Probe Assembly or Fan Replacement Erratic gas indication a Sensor faulty Replace sensor per...

Страница 25: ... 8040 Refrigerant Only Detector refrigerant sensor color coded probe tip 5 probe filters instruction manual 4 AA batteries and a soft carrying case 0019 8043 Deluxe Refrigerant Only Detector refrigerant sensor color coded probe tip 5 probe filters instruction manual 6 AA batteries soft carrying case protective rubber boot and a MagLite all packaged in a hard carrying case 0019 8041 Combustible Gas...

Страница 26: ... sensing instrument Includes a refrigerant gas sensor color coded probe tip and 5 probe filters 0019 0497 Protective Rubber Boot Provides a protective cover for the Informant 2 that includes a MagLite flashlight cavity MagLite not included 0019 0501 Hard Carrying Case Provides storage for all Informant 2 components 5 3 Replacement Parts P N Contents 0019 0502 Fan 0019 0509 Filter pack of 5 0019 04...

Страница 27: ...rts and service can be obtained by contacting one of the following Bacharach Sales Service Centers United States Bacharach Inc 621 Hunt Valley Circle New Kensington PA 15068 Phone 1 800 736 4666 Fax 724 334 5723 Email help mybacharach com Canada Bacharach of Canada Inc 20 Amber St Unit 7 Markham Ontario L3R SP4 Canada Phone 905 470 8985 Fax 905 470 8963 Email bachcan idirect com ...

Страница 28: ...The Informant 2 24 0019 9211 Rev 9 6 Declaration of Conformity ...

Страница 29: ...The Informant 2 0019 9211 Rev 9 25 NOTES ...

Страница 30: ...The Informant 2 26 0019 9211 Rev 9 NOTES ...

Страница 31: ...The Informant 2 0019 9211 Rev 9 27 NOTES ...

Страница 32: ... 2 28 0019 9211 Rev 9 World Headquarters 621 Hunt Valley Circle New Kensington Pennsylvania 15068 Phone 724 334 5000 Toll Free 1 800 736 4666 Fax 724 334 5001 Website www MyBacharach com E mail help MyBacharach com ...

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