Center 389 Instruction Manual Download Page 2

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CONTENT

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1. GENERAL INFORMATION

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2. FEATURES

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3. SPECIFICATIONS

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4. OPERATION GUIDE

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5. PART & CONTROL

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6. GETTING STARTED

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6-1 Installing Battery--------------------------------7

6-2 Charging -----------------------------------------7

6-3 Lithium-ion Battery Care ---------------------

7. OPERATING PROCEDURE

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8. CLEANING

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Summary of Contents for 389

Page 1: ...389 Carbon Dioxide Leak Detector ...

Page 2: ...NERAL INFORMATION 2 2 FEATURES 2 3 SPECIFICATIONS 3 4 OPERATION GUIDE 4 5 PART CONTROL 5 6 GETTING STARTED 7 6 1 Installing Battery 7 6 2 Charging 7 6 3 Lithium ion Battery Care 8 7 OPERATING PROCEDURE 12 8 CLEANING 16 ...

Page 3: ...f fast response high reliability and long durability It is an ideal tool for maintaining industrial heat extraction heat pump water heaters chilled warehousing supermarkets shopping vessels commercial refrigeration and automotive air conditioning Microprocessor Control with advanced digital signal processing Multi color visual display Mute function to turn off audible alarm High Medium Low leak se...

Page 4: ... Tricolor LED bar Indicator Power Usage 3 7Vdc rechargeable Lithium ion battery Snake Tube Length 40cm 15 5 Dimension Weight 222 x 66 x 51 mm approximately 418g Accessories User manual carrying case AC adapter Li ion battery pack Battery Life Approximately 12 hours under normal use Auto Power OFF 10 minutes Warm Up Time Approximately 45 seconds Operating Temperature Humidity 0 40 C 80 RH ...

Page 5: ...s unit in the environment with the burnable gases 2 There are some environmental conditions that might cause error reading Pollutant places Large temperature variation Places with high wind velocity Organic solvent adhesive vapor fuel gas and vesicant will cause abnormal response from the sensor Try to avoid the environment involved with this substance Places fill with high concentration of R744 g...

Page 6: ...CO2 Leak Detector 5 5 PARTS CONTROL 5 1 Panel Description ...

Page 7: ...r 6 1 Sensor Probe 2 Sensor Protector 3 LED Leak Indicators 4 PEAK Button 5 Sensitivity H M L Button 6 MUTE Button 7 Low Battery Indicator 8 Power On Off 9 Battery Cover 10 DC 5V Jack 5 2 LED Leak Indicator Definition ...

Page 8: ...tery is being charged the power indicating LED will be on It will be off after charging is completed During the charging period if the power indicating LED blinks it may be caused by the following reasons 1 Charging period is too long and the detector is sending the warning signal Please disconnect the power and try again later If the situation remains the battery might need to be replaced 2 The t...

Page 9: ...le or reconstruct battery 4 Do not expose the battery to temperatures higher than 140 F 60 C 5 Do not charge the battery in or nearby heated places such as fire hot vehicles or direct sunlight 6 Do not expose the battery to direct impact or throw it 7 Do not get the battery wet 8 Do not deform or pierce the battery in any way 9 If there is any battery leakage do not touch the battery In the case t...

Page 10: ...nt Setup Upon initial power on the unit automatically sets itself to ignore the level of refrigerant present at the tip Only a level or concentration greater than this will cause an alarm CAUTION Be aware that this feature will cause the unit to ignore any refrigerant present at turn on In other words with the unit off if you place the tip up to a known leak and switch the unit on no leak will be ...

Page 11: ... detected Keep moving slowly to detect if suspicious leaks are detected move slower and repeatedly confirm After the unit is warmed up the default sensitivity level is set at Medium Peak Button The PEAK function holds the highest change in concentration achieved while continuing to detect leaks Press PEAK to toggle this function on and off Mute Button If the environment requires silence during lea...

Page 12: ...en switching to High sensitivity the all LED s 2 green 2 orange 3 red will momentarily light When switching to Low sensitivity the two left LED s 2 green will momentarily light When switching to Medium sensitivity the four left LED s 2 green 2 orange will momentarily light Low Sensitivity level Green LED Medium Sensitivity level Orange LED High Sensitivity level Red LED ...

Page 13: ...urns the CO2 Refrigerant Leak Detector instrument ON or OFF function Press key once to turn on the CO2 Refrigerant Leak Detector the display will illuminate with flash for 45 seconds to heat up the sensor Press and hold this button for 3 second to turn off the power 2 Enter the measuring mode Place the tip of the leak detector probe as close as possible to the site of the suspected leak Try to pos...

Page 14: ...et the sensitivity switch to HIGH before searching for additional leaks When you ve finished leak testing turn off the instrument and store it in a clean place protect the leak detector from possible damage 3 Leak Detection Procedure Press and hold the ON OFF button for one second The warm up and calibration sequence takes approximately 45 seconds The sensitivity level defaults to Medium at startu...

Page 15: ...re CO2 refrigerant system and look for signs of air conditioning lubricant leakage damage and corrosion on all lines hoses and components Check each questionable area with the detector probe as well as all fittings hose to line couplings refrigerant controls service valves with caps in place brazed or welded areas and areas around attachment points and hold downs on lines and components During thi...

Page 16: ...y of finding a leak However detectors made to meet this standard are based on air sampling from the 6 mm 1 4 in Retest is advisable when a leak appears to be found at the most sensitive settings particularly if the probe was in a static position on a joint or making physical contact with a joint as it was moving Repeat the test by moving probe around that location taking care to maintain the small...

Page 17: ... Please wait a few seconds to be restored WARNING DO NOT use the detector without the proper filter correctly installed If the detector strong vibrations will cause the sensor instability avoid violent shaking 8 CLEANING The Instrument plastic housing can be cleaned with standard household detergent or isopropyl alcohol Care should be taken to prevent the cleaner from entering the instrument Gasol...

Page 18: ...GCA000389 02000 CENTER TECHNOLOGY CORP 4F NO 415 Jung Jeng Rd Shu Lin Dist New Taipei City 238 Taiwan TEL 886 2 26763926 E Mail center centertek com FAX 886 2 26763925 http www centertek com ...

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