APPENDIX C USER`S MANUAL
Contents
1. 1 9 Introduction Functional Description Front View Figure 1 1 Front View Y DO NOT lift the ECO Xtreme unit by top plastic cover A Integral Gauge Set High and low pressure panel mounted gauge set for monitoring vehicle A C system pressures Control Panel Houses display screen indicator light and control buttons B Liquid Crystal Display LCD Screen Displays alpha numeric information and key labels Shows charged recovered amounts or chargeable weight of the recovery tank Also indicates software version Tank Full and Tank Empty conditions 1 6 Introduction C Control Buttons Four buttons are used to enter information and control the ECO Xtreme system operation e UP and DOWN buttons are used to select menu options on the screen e Two buttons with variable functions depending on the screen display D Two Panel Valves Used to select OFF CHARGE or RECOVER VACUUM Right panel valve opens and closes the high side service hose passage to your ECO Xtreme unit Left panel valve opens and closes the low side service hose passage to your ECO Xtreme unit E LED Light e Lights when the unit is first turned ON e Lights to indicate end of evacuation and e Blinks to indicate error conditions F Oil Separator internal Removes oil and other contaminants from the refrigerant being recycled G Oil Drain Valve Used to drain recovered oil from the unit afte2. Does not charge Blue hand valve on recovery tank not open Open blue hand valve Fitting not properly connected to recovery tank Tighten fitting finger tight No refrigerant in tank Fill tank with refrigerant Leak in vehicle system Repair vehicle system leak Service hose couplers not open Open couplers Machine does not draw a vacuum Loose hose connection Tighten loose hose connections Oil drain valve open Close oil drain valve Leak in vehicle system Repair vehicle system leak Hissing noise from oil separator during recover and or vacuum mode Oil drain valve open Close oil drain valve Symptom Refrigerant loss from tank on scale over time Possible Cause e Leaky hand valve s on tank e Leaky fitting s Maintenance Remedy Make sure hand valves are either open completely CCW or closed completely CW and leak test Oil seal with refrigerant oil and reconnect or replace fitting oil seal and reconnect Long recover times e System being recovered is cold and has components that hold a substantial amount of liquid refrigerant Heat A C system by running engine with A C OFF and keep hood closed as much as practical to hold in heat Temperature Error e Operating outside normal temperature range e Temperature probe damaged Warm to normal operating temperature turn unit OFF then ON Call service
3. Pressure Switch Err Internal excessive pressure e Red hand valve on recovery tank is closed e Red hose fitting on the recovery tank is not installed or tight Open red hand valve on recovery tank Install or tighten red hose fitting on recovery tank High Pressure Error Excessive tank e Excessive air in tank Turn both panel valves OFF exit out of recovery screen pressure allow unit to purge and fix leak Tank Full e Recovery tank full or Empty recovery tank overloaded e Scale circuitry malfunctions Call service No Tank Present e No tank on the scale e Scale circuitry malfunctions Install a recovery tank Call service Tank Empty e Not enough refrigerant in tank to charge e Scale circuitry malfunctions Add refrigerant to recovery tank Call service Replace Filter e Master filter dryer monitor has reached 0 Replace master filter dryer and reset monitor Maintenance Replacement Parts Part Number Description 127200 susi rre rones Service Fitting Low Side 127100 ocaso Service Fitting High Side EAAD2 5LODA sscsdastencersersatecnnvedsaws Recovery Tank 50 pound Optional Accessories General 3 12 EAKOOSOCO1AB cccccc ec ececececeeeeeeeeeeeaes Master Drier Kit EAKOO27CO0OAG Vehicle Adapter Repair Kit O rings 1 15080 sacsaceerengteucocsececeime tesina Low Side Adapter Fitting 1091 03
4. This Warranty does not cover and separate charges for parts labor and related expenses shall apply to any damage to malfunctioning inoperability or improper operation of the Equipment caused by resulting from or attributable to A abuse misuse or tampering B alteration modification or adjustment of the Equipment by other than Seller s authorized representatives C installation repair or maintenance other than specified operator maintenance of the Equipment or related equipment attachments peripherals or optional features by other than Seller s authorized representatives D improper or negligent use application operation care cleaning storage or handling E fire water wind lightning or other natural causes F adverse environmental conditions including without limitation excessive heat moisture corrosive elements dust or other air contaminants radio frequency interference electric power failure power line voltages beyond those specified for the Equipment unusual physical electrical or electromagnetic stress and or any other condition outside of Seller s environmental specifications G use of the Equipment in combination or connection with other equipment attachments supplies or consumables not manufactured or supplied by Seller or H failure to comply with any applicable federal state or local regulation requirement or specification governing emission analyzers and related supplies or consumables Repair
5. D O T 4BA 350 or D O T 4BA 400 e Read understand and follow Safety Information in the front of this manual IMPORTANT Vent and evacuate the recovery tank before first use An unprepared tank can cause compressor burnout Y The recovery tank must have a minimum of 25 inHg vacuum when evacuation is complete lf there is not 25 inHg vacuum check connections and repeat the procedure Tank Preparation Follow this procedure to install a new recovery tank in your ECO Xtreme unit New recovery tanks are charged with dry air which must be vented before using AWARNING e Wear safety goggles user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses e Cover the blue hand valve port with a shop towel to help prevent debris from becoming projectiles e Read understand and follow Safety Information in the front of this manual 1 Vent dry air by slowly opening blue hand valve on the recovery tank 2 Gently set the recovery tank on the scale with the hand valves up facing the back of the unit 3 Place the velcro strap securely around the recovery tank Installation and Operation Temperature Probe Figure 2 1 Recovery Tank and Temperature Probe Y Use only the 50 pound capacity recovery tank supplied with your ECO Xtreme unit or one indicated by the warning label on the back of the unit Inaccurate refrigerant amount may display if the correct tank is not
6. Either condition can result in refrigerant leakage 1 3 Introduction Refrigerant Substitute Warning 1 4 e Do not use your ECO Xtreme unit or any leak detector equipment if R 12 substitutes are suspected R 12 refrigerant substitutes may be flammable e Read understand and follow Safety Information in the front of this manual Aftermarket R 12 refrigerant substitutes are being sold that are dangerous or potentially flammable gases These products contain a blend of butane isobutane and propane and have the potential for explosion Some of these products are e OZ 12 e Refrigerant 176 e Arctic Chill R 176 and e GHG Refrigerant 12 Some vehicles using OZ 12 can be identified by a label that may be placed in the engine compartment but many cannot be identified Studies are currently being conducted to develop a procedure to identify the type of refrigerant in a refrigerant system State agencies and the Environmental Protection Agency EPA are moving to ban flammable substitutes If it is suspected that a refrigerant system contains a product of this type e Question the customer about previous service e Be aware of any unfamiliar odor from the system e Do not use any leak detector equipment e Do not use recycling equipment and e Contact your state fire marshall or local EPA office Introduction Refrigerant Oils In mobile air conditioning units the lubricant needed for the compressor is blende
7. Figure 3 7 PUMmp Elland Drain POMS astra 3 8 iii Trademark and Copyright Information Trademark Acknowledgements Snap on is a registered trademark of Snap on Technologies Inc USA and Canada EquiServ is a registered trademark of Snap on Tools Company USA EquiServ is a registered trademark of Snap on Technologies Inc Canada ECO Xtreme is a trademark of Snap on Tools Company USA and Canada Copyright Information ECO Xtreme User s Manual 2001 Snap on Incorporated All rights reserved The information specifications and illustrations in this manual are based on the latest information available at the time of printing Snap on reserves the right to make changes at any time without notice Using this Manual Conventions This manual contains instructions for use and set up of your ECO Xtreme unit A table of contents and table of illustrations are provided to make this manual easy to use Some of the information shown in text or illustrations is obtained using optional equipment A Snap on Sales Representative can determine option availability This section contains a list of conventions used in text Service Hose Couplers and Panel Valves Check Note References in text to opening and closing the service hose couplers assume e Counterclockwise closes the valves and e Clockwise opens the valves References in text to opening and closing the panel valves assume e Valve pointe
8. RECOVER AMOUNT RECOVERED xx Ib XX OZ 26 Turn the left low side panel valve to RECOVER press START The refrigerant flows from the virgin tank through your ECO Xtreme unit and into the prepared recovery tank Y A minimum of 6 lbs of refrigerant needs to be in the recovery tank before a charge operation can be accomplished Refer to Tank Full Empty in this chapter 27 When the desired amount of refrigerant has been transferred into the recovery tank close the virgin tank hand valve 2 5 Installation and Operation AWARNING AWARNING Risk of expelling refrigerant under pressure e Always close the tank valves before removing the hoses or fittings e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses If any refrigerant gets into the eyes flush with water and seek a doctor s aid immediately even though irritation may cease e Prevent refrigerant from contacting the skin Expelled refrigerant can cause injury yde 28 Allow the recover recycle operation to run until 15 inHg vacuum is reached Then close the blue service hose coupler 29 Press EXIT when complete the following message displays CLOSE PANEL VALVES THEN PRESS NEXT 30 Turn the left low side panel valve to OFF and press NEXT the following messages display PLEASE WAIT DRAIN OIL AND RECORD AMOUNT 31 Drain waste oil by slow
9. Risk of refrigerant leakage Always close the quick coupler valves before disconnecting a hose coupling Loosened hose couplings can leak refrigerant into the atmosphere Misdiagnosis may lead to incorrect or improper repair and or adjustment Do not rely on erratic questionable or obviously erroneous test information or results If test information or results are erratic questionable or obviously erroneous make sure that all connections are correct and that the test procedure was performed correctly Refer also to the Maintenance Troubleshooting section and perform tests and make repairs as required If test information or results are still suspicious do not use them for diagnosis Contact your Snap on Representative Improper repair and or adjustment may cause vehicle or equipment damage or unsafe operation SAVE THESE INSTRUCTIONS Table of Contents SAC Rae On eS te Re Er en ee eo eee aC a eee oe eee MIOJUCHOD o cdo 1 1 Remngerant GASES sms 1 2 Refrigerant Handling i wiicts ius ida neti coadeshenusedeerghiantvidedoes S 1 3 Remidasrant Sale asia ais 1 3 Refrigerant Substitute Warning ici di d 1 4 Remgerant QIS rasa dadas 1 5 Refrigerant Olli Safely aa li 1 5 FUNCIONA ESCUDO ie coccion 1 6 ErONEVISW gt aida iia 1 6 BACK WWA Oi 1 8 Fee VO Aa CCE Ss SOMOS airis 1 9 SPECIAL OS 1 10 General id id 1 10 Operating tisdale isbn ice bondades 1 10 A A P P uoticcadeae bcm ace AE EE O E EER 1 10 CAPACES e as
10. the safety of others in the work area the vehicle or equipment being tested It is assumed that the operator has a thorough understanding of vehicle air conditioning systems before using this ECO Xtreme unit This understanding of principles and operating theories is necessary for competent safe and accurate use of this instrument Before using your ECO Xtreme unit always refer to and follow the safety messages and applicable test procedures provided by the manufacturer of the vehicle or equipment being tested Read All Instructions Read understand and follow all safety messages and instructions in this manual and on the test equipment Safety messages in this section of the manual contain a signal word with a three part message and in some instances an icon Safety Information Power The signal word indicates the level of the hazard in a situation DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury to the operator or to bystanders WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury to the operator or to bystanders CAUTION indicates a potentially hazardous situation which if not avoided may result in moderate or minor injury to the operator or to bystanders IMPORTANT indicates a situation which if not avoided may result in damage to the test equipment or vehicle Safety message
11. 1 10 Installation and Operation viii ii A ta E ta 2 1 Connecting Service Hoses to the ECO Xtreme Unit i oocoocccocccncccnncconccncnnnnccnncnnancnnccnncnnancnnos 2 1 Preparing and Installing Recovery Tank ccccccccssccsessecseeeecseceeeseeseesaeseesaeseeeeeeeeeneeseeseenentaes 2 2 Tank TODOALAUION siesena n a ca E 2 2 POWCE UD PIC e 2 7 ACCESSINO SEUD aran li ea 2 8 Austin ECSDCGONTasSt sia 2 8 ACCESSING Lanquage sata ds 2 8 Accessing Master Filter Dryer Reset oocococococococococcnconononononononononconananononononenenen 2 9 ACCESSING Units of Weight criar 2 9 A e 2 10 Preliminary CHECKS ias 2 11 Connecting Service Hoses to Vehicle cooccconcccnncconcconccnnncononanocncnnnnnnnnnnnrnnnnnoncnnnnnonanenanenanos 2 12 Recover Recycle Refrigerant from Vehicle ooccoccconcccncococcnconoconoononononcnnanonnonanonnncnnnoninanes 2 12 Purging Non condensable Gas scr aaala 2 14 Evacuatng A G SY SIC at ios 2 14 Er E ia 2 16 Eisplaying Refrigerant AMOUNT sirsiran iia 2 18 Tank FUINEMPLE serrit a a ainiantenlacin onuedranewess 2 18 ReMoOvN Recovery TANK eta theand Haw eeae wha aerate renstedioiwiesvatoustistes 2 19 Recovering Service HOSES sessi inci ateos cusco A 2 19 Evacuating Contaminated Service HOSES ocooccccccncccccconocononcnnnnonnncononnnnononnnnnnnnnnnnnonnnnnnnnnnnanes 2 20 Adding Refrigerant to the ECO Xtreme Unit c ooooocccccncncncnccnncnnnnncnononononanonnronanonaronnrnnanonnnonos 2 21
12. Tank Present A no tank message will occur if one of these conditions arises e There is no tank on the scale or e The scale circuitry malfunctions If this should occur e Replace the recovery tank or e Call service to repair the scale circuitry Replace Filter A replace filter message will occur when master filter dryer percentage has expired When this occurs replace the master filter dryer and reset the automatic reminder monitor refer to Accessing Master Filter Dryer Reset in this chapter Maintenance Equipment Tips Use this chapter to maintain your ECO Xtreme units e Master filter dryer e Compressor e Vacuum pump and e When storing the unit for prolonged periods Troubleshooting information and a list of parts and accessories are also included A stable scale weight reading with the refrigerant not moving around in the recovery tank is needed at the beginning and end of a recover recycle or charge program Do not lean on or move the unit at these times C Never attempt to change the recovery tank while your ECO Xtreme unit is in use Y Always recover the service hoses before disconnecting them from your ECO Xtreme unit For additional information refer to Chapter 2 Recovering Service Hoses A Never drop the recovery tank onto the scale This may damage the scale assembly O Always oil the seals before connecting to any tank filter or fitting A leaky connection or no flow condition
13. automatically This manual applies to the following ECO Xtreme models Model Number Refrigerant Type Voltage EEAC316A R 134a 120 VAC w o vacuum pump EEAC318A R 134a 120 VAC w vacuum pump Your ECO Xtreme unit includes e A Liquid Crystal Display LCD and four buttons to control operation e Integral gauge set and manual control valves with service hoses fittings and adapters e A 50 pound capacity recovery tank and electronic scale e Master filter dryer with automatic replacement reminder and e An oil drain bottle Y The recovery tank is temperature monitored to maintain accurate purging of non condensable gases under all conditions 1 1 Introduction Refrigerant Gases Halogens are any of the five elements fluorine chlorine bromine iodine and astatine that form part of group 7a of the Periodic Table of Elements The fluorine and chlorine elements of this family are used to create a methane organic compound used to form dichlorodifluoromethane CCL F a halogenated hydrocarbon called CFC 12 chlorofluorocarbon 12 This refrigerant gas is commonly known as Refrigerant 12 or R 12 and has been used as a refrigerant in mobile air conditioning systems for many years The new refrigerant in the halogenated hydrocarbon family HFC 134a CH FCF or R 134a is now being incorporated in mobile air conditioning systems HFC stands for hydrofluorocarbon The environmental impact of mobile air conditi
14. or recycled refrigerant to your ECO Xtreme unit Y The recovery tank should have at least six pounds of refrigerant or the charge procedure may not be completed Refer to Preparing and Installing Recovery Tank in this chapter Open the blue liquid and red vapor recovery tank valves Y Install the supplied tank adapter part number 1 15080 between the tank valve and the blue service hose The virgin tank should be upright valve up Y Do not recover liquid refrigerant from a supply tank 3 Connect the blue service hose from the ECO Xtreme unit to the refrigerant supply tank Open the following Supply tank valve and Blue service hose coupler Connect the power cord to the proper wall outlet with the correct voltage for the unit For additional information refer to Power Up in this chapter and Chapter 1 Specifications Turn power switch ON Select RECOVER and press ENTER the following message displays OPEN PANEL VALVES RECOVER AMOUNT RECOVERED xx Ib XX OZ Turn the left low side panel valve to RECOVER press START The refrigerant flows from the virgin tank through your ECO Xtreme unit and into the prepared recovery tank 2 21 Installation and Operation 10 11 12 13 14 Y Monitor the weight on the LCD display until the desired amount of virgin refrigerant has been transferred Refer to Tank Full Empty in this chapter When the desired am
15. 01 01 psss 2 oz Oil Charge Kit for R 134a EAKOO29CO01AB cooccccccccononoconconononenenononos Compressor Oil Kit EAKO227L0TA nina Vacuum Pump Oil Kit EEAC316AV cccccccccccccscccesccancctsccensccenaes Protective Cover For service or to order replacement parts or optional accessories contact your EquiServ Representative or call 1 800 225 5786 Snap on Tools Company Limited One 1 Year Warranty Snap on Tools Company the Seller warrants only to the original purchaser that under normal use care and service the Equipment except as otherwise provided herein shall be free from defects in material and workmanship for one year from the date of original invoice Items such as leads probes external hoses adapters and all other attachments supplies and consumables except as otherwise provided here in are warranted for 90 calendar days from the date of original invoice Filter elements are not warranted SELLER S OBLIGATIONS UNDER THIS WARRANTY ARE LIMITED SOLELY TO THE REPAIR OR AT SELLER S OPTION REPLACEMENT OF EQUIPMENT OR PARTS WHICH TO SELLER S SATISFACTION ARE DETERMINED TO BE DEFECTIVE AND WHICH ARE NECESSARY IN SELLER S JUDGEMENT TO RETURN THIS EQUIPMENT TO GOOD OPERATING CONDITION NO OTHER WARRANTIES EXPRESS OR IMPLIED OR STATUTORY INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL APPLY AND ALL SUCH WARRANTIES ARE HEREBY EXPRESSLY DISCLAIMED
16. APPENDIX C USER S MANUAL GENERAL This appendix is for reference only The Snap on ZEEAC318A version User s Manuals is supplied for your information or can be copied for the customer This version and other related manuals are available via the Literature Department Part numbers for the User s Manual are as follows Snap on ZEEAC318A With vacuum pump Included Effective APPENDIX C USER S MANUAL Effective Page C 2 01 2002 Safety Information Safety Notice For your safety read this manual thoroughly before operating your ECO Xtreme unit Your ECO Xtreme unit is intended for use by properly trained skilled professional automotive technicians The safety messages presented below and throughout this user s manual are reminders to the operator to exercise care when using this unit There are many variations in procedures techniques tools and parts for servicing vehicles as well as in the skill of the individual doing the work Because of the vast number of test applications and variations in the products that can be tested with this instrument Snap on cannot possibly anticipate or provide advice or safety messages to cover every situation It is the automotive technicians responsibility to be knowledgeable of the system that is to be tested It is essential to use proper service methods and test procedures and to perform tests in an appropriate and acceptable manner that does not endanger your safety
17. CO Xtreme unit AWARNING e Do not use your ECO Xtreme unit or any leak detector equipment if R 12 substitutes are suspected R 12 refrigerant substitutes may be flammable e Read understand and follow Safety Information in the front of this manual e Refer to page 1 4 Y Confirm refrigerant type in vehicle and use the appropriate connections on the unit Y Always lubricate rubber gaskets and seals at hose connections with fresh refrigerant oil before connecting Y Tighten hose connections finger tight including master filter dryer connections Use electronic leak detector to insure connections are leak free 1 Connect the high red and low blue couplers to their respective hoses Rotate coupler knobs fully CCW closed 2 Attach other end of red hose to upper red labeled high side port on the back panel of the ECO Xtreme unit 3 Attach other end of blue hose to lower blue labeled low side port on the back panel of the ECO Xtreme unit 2 1 Installation and Operation Preparing and Installing Recovery Tank The recovery tank is shipped with a dry air charge The charge must be vented and the tank evacuated before use Use the following procedure to evacuate the dry air from the recovery tank and install it in your ECO Xtreme unit e Do not use any tank with this equipment other than part number EAA0275L05A These tanks are D O T certified for refilling D O T certified tanks are marked
18. ECO Xtreme unit Y Wait until red LED is OFF 2 Press UP button once to select SET UP from the Main Menu and then press ENTER the left button under the LCD display 3 Select CONTRAST from the Set Up Menu press ENTER CONTRAST will be the default selection when the Set Up Menu screen displays gt CONTRAST Ibs kg e LANGUAGE e FILTER i ENTER EXIT 4 Press ENTER a second time to automatically reset LCD contrast to default settings or press UP button to lighten contrast or DOWN button to darken it 5 Press EXIT twice to return to Main Menu Accessing Language Use the procedure in this section to change the language selection of the ECO Xtreme unit 1 Power up the ECO Xtreme unit Y Wait until red LED is OFF 2 Press UP button once to select SET UP from the Main Menu and then press ENTER the left button under the LCD display 3 Press DOWN button once to select LANGUAGE from the Set Up Menu press ENTER e CONTRAST lbs kg gt LANGUAGE FILTER co SS ENTER EXIT 4 Press UP or DOWN button to scroll through language selections 5 Press SAVE EXIT to select a language 2 8 Installation and Operation Accessing Master Filter Dryer Reset Use the procedure in this section to reset the automatic reminder monitor for the master filter dryer Y This procedure should only be done when the master filter dryer is replaced 1 Power up the ECO Xtreme unit Y Wa
19. ENOrS ana Mes SAGES aiin a E st audetere 2 23 Table of Contents ME A west ei de een 3 1 EQUIDINSOT TIDS respiro cateo 3 1 Master Filter Dryer arista oe cai 3 2 Changing the Master Filter Dryer sisi 3 2 Resetting Master Filter Dryer Monitor cccccccececececeeeeeeeecececececeeaeaeaeeeseeeseeetensnanaees 3 3 COMICS SOE ssiri o q UI 3 4 Maintaining the Compressor sracesancusenscinenseseaieesveseteeistaeuedsudnastnoersasereansterwabenainereanetaaaess 3 4 Maintaining me WACHUNG PUMP erene e o O a 3 7 Checking and Adding Vacuum Pump Oil sora 3 7 Changing Vacuum Pump OIl sarcacscncscants cesar cr atemeamneutancaundunatamnseeeaasnihate palace acia 3 8 Storing the ECO Xtreme Unit ccccccccecccecccececeeeceecceeeceeeseueceeecseeseueceeesseeseueseeeseuesueseessaass 3 9 TOUDE SHOO A q EI o E E 3 10 Replacement Parts assi tocarse ENED 3 12 Optional ACCCSSONSS emsrrsccsa ica 3 12 Table of Illustrations Introduction Figure 127 FRONT VIOW ai 1 6 Figuro TE BACK VW 1 8 FIQUIC 1 32 R 194a ACCOSSOMES asni a aai E 1 9 Installation and Operation Figure 2 1 Recovery Tank and Temperature Probe cccccccecsecceeseeseeeeeeeeeeeeeeneeseeneenensaees 2 3 Maintenance Figure 3 72 Master Filter Diver il 3 3 Figure 3 2 Top Gover Boll Locations urna 3 4 Figure 3 3 Compressor GONNECHONS sir idilio 3 5 Foura 3 4 LIT COMPICSSO tina ia 3 6 Figura 3 92 Oil Level SIGMHGlASS ant 3 7 Figure 3 6 VACUUM PUDO a iaa 3 7
20. K amount is the total weight of the chargeable refrigerant in the recovery tank Approximately 3 Ibs of refrigerant is needed to meet the quill tube in the tank This makes the Tank Empty point 3 Ibs Any refrigerant over this amount is usable for charging FILTER DRYER percentage is the percentage left before the master filter dryer needs to be replaced This percentage number counts down from 100 Messages display when the recovery tank is full or empty Y The unit may only be used to charge an A C system when the recovery tank is full Y The unit may be used to recover recycle or evacuate an A C system when the recovery tank is empty Y Tank Empty is displayed when the weight in the recovery tank is less than approximately 3 Ibs Y Tank Full is displayed when the Chargeable amount of refrigerant in the recovery tank is above 45 lbs Installation and Operation Removing Recovery Tank 1 Y Ensure both valves on the recovery tank are closed Disconnect the hoses from the recovery tank 2 Remove the velcro strap on the recovery tank 3 Gently remove the recovery tank from the scale Recovering Service Hoses Recover the service hoses before removing them from the ECO Xtreme unit Service hoses are not connected to a vehicle during this procedure 1 Connect the power cord to the proper wall outlet with the correct voltage for the unit For additional information refer to Chapter 1 Sp
21. Maintenance Compressor The oil in the compressor assembly must be changed quarterly to prolong pump life The optional oil change kit is recommended For additional information refer to Replacement Parts in this chapter All of the parts necessary to change the compressor oil are included in this kit Maintaining the Compressor 1 Evacuate service hoses by recovering if necessary and pulling a vacuum For additional information refer to Chapter 2 Recovering Service Hoses Y Recovery and evacuation operations must be performed to release pressure in red high side hose from compressor 2 Insure both panel valves are off 3 Turn OFF power to the ECO Xtreme unit and remove power cord from wall outlet 4 Remove the four 4 bolts holding the plastic top cover refer to fig 3 2 for bolt locations Figure 3 2 Top Cover Bolt Locations 5 Remove the plastic top cover 6 Remove the screws holding the metal top panel 7 Remove the top panel 3 4 Maintenance AWARNING AWARNING e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses e Read understand and follow Safety Information in the front of this manual 8 Disconnect the tubing and hose assemblies from the compressor taking note of their locations Y Fittings at the compressor will be under pressure AWARNING DO NOT unplug the electrical connections fro
22. N Indicates a potentially hazardous situation which if not avoided may result in moderate or minor injury to the operator or to bystanders Some safety messages also contain visual symbols with signal words Example AWARNING AWARNING Engine systems can malfunction expelling fuel oil vapors hot steam hot toxic exhaust gases acid refrigerant and other debris Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses Engine systems that malfunction can cause injury vi Terms Using this Manual Use the following definitions as a foundation to help understand your ECO Xtreme units processes and or components Virgin Tank A refrigerant tank disposable or refillable that contains new refrigerant When empty a disposable virgin tank must be evacuated and cannot be refilled Dispose of this evacuated tank in accordance with local state and federal regulations that apply in your area A refillable virgin tank should be returned to your supplier Recovery Tank A refrigerant tank designed to store refrigerant removed from a virgin tank or recovered from a vehicle On your ECO Xtreme unit refrigerant is filtered and dried before reaching the recovery tank Once in the recovery tank it is ready for reuse Recover The process of removing refrigerant from a system to prevent release of refrigerant into the atmosphere On yo
23. ad understand and follow Safety Information in the front of this manual 1 Evacuate service hoses by recovering if necessary and pulling a vacuum For additional information refer to Chapter 2 Recovering Service Hoses 2 Turn OFF power to the ECO Xtreme unit and remove power cord from wall outlet 3 Slowly open oil drain valve to release any residual pressure or vacuum 4 Release velcro strap securing master filter dryer 5 Unscrew the two hose fittings from the master filter dryer Maintenance Figure 3 1 Master Filter Dryer 6 Remove the master filter dryer from its bracket Y Dispose of the filter according to local state and federal regulations that apply in your area 7 Lightly oil hose seals and install a new master filter dryer matching the direction of FLOW on the filter with the flow decal on the cabinet 8 Attach the hose fittings hand tight 9 Close oil drain valve hand tight 10 Reset master filter dryer percentage monitor Resetting Master Filter Dryer Monitor Use the procedure in this section to reset the automatic reminder monitor for the master filter dryer Y This procedure should only be done when the master filter dryer is replaced 1 Power up the ECO Xtreme unit Y Wait until red LED is OFF 2 Select SET UP from the Main Menu 3 Select FILTER from the Set Up Menu 4 Press RESET button 5 Press CONFIRM to reset the master filter dryer reminder monitor 3 3
24. cause injury Risk of explosion e Some vehicle fuel systems such as Mercedes light trucks and some Fiat models have the same service fittings as the A C systems e Do not connect to similar fuel service fittings e Connect only to A C service fittings If you mistakenly connect to fuel system e Do not use any switches as this may cause sparks e Do not move any metal items as this may cause sparks e Unplug unit s power cord from the wall outlet e Immediately ventilate the work area and call your local service representative Fuel in A C recovery unit can explode and cause injury Safety Information Risk of injury e This equipment should be operated by qualified personnel only e Use this equipment only as described in this manual Use only the manufacturer s recommended attachments e Do not operate equipment with a damaged cord or if the equipment has been dropped or damaged until it has been examined by a qualified service representative Care should be taken to arrange the power cord so that it will not be tripped over or pulled e Always unplug equipment from electrical outlet when not in use Never use the cord to pull the plug from the outlet Grasp the plug and pull to disconnect e Let the equipment cool completely before putting it away Loop the power cord loosely in proper location when storing Operation of your ECO Xtreme unit by anyone other than qualified personnel may result in injury
25. ct disconnect valve actuation without refrigerant venting Couplers contain manual shut off hand valves to control flow of refrigerant while connected to service ports and prevent blow back while connecting disconnecting hoses C Low Side Adapter Fitting Adapter part number 1 15080 to connect low side service hose to a refrigerant tank for adding refrigerant to the ECO Xtreme unit or for new tank preparation 19 Introduction Specifications General Operating Storage Capacities Power 120 VAC 60 Hz 6 amps maximum Shipping Weight EEAC316A 175 lbs 79 38 kg EEAC318A 185 Ibs 83 91 kg Dimensions Depth 29 Height 46 Width 23 Operating Temperature Range 50 120 F 10 49 C ambient Relative Humidity Up to 80 non condensing Maximum Operating Pressure 450 psi Pressure Range 30 inHg 300 psi Storage Temperature Range 4 140 F 20 60 C ambient Relative Humidity Up to 80 non condensing Refrigerant Charge Amount 0 42 lbs 19 05 kg Recovery Amount 0 45 Ibs 20 41 kg Recycled Refrigerant Tank 50 Ib with purge port Installation and Operation Use the information in this chapter to e Prepare your ECO Xtreme unit for initial use e Recover vehicle refrigerant e Create a vacuum before recharging and e Recharge with recycled refrigerant Connecting Service Hoses to the ECO Xtreme Unit Use the following procedure to connect service hoses to your E
26. d up closes the service hose passage and e Valve pointed to the left or right opens the service hose passage A check note provides additional information about the subject in the preceding paragraph Example Y For additional information refer to Chapter 2 Connecting Service Hoses to the ECO Xtreme Unit and Chapter 2 Connecting Service Hoses to Vehicle Equipment Tips Equipment tips provide information that applies to specific equipment Each tip is introduced by this icon O for easy identification Example Never attempt to change a recovery tank during unit operation For additional information refer to Chapter 2 Removing Recovery Tank Using this Manual Equipment Damage Situations arise during testing that could damage the vehicle or the test equipment The word IMPORTANT signals these situations Example IMPORTANT Failure to follow these instructions could damage the compressor Safety Messages Safety messages are provided to help prevent personal injury and equipment damage All safety messages are introduced by a signal word indicating the hazard level The types of safety messages are ADANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury to the operator or to bystanders AWARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury to the operator or to bystanders ACAUTIO
27. d with the refrigerant Mineral petroleum oils were used with R 12 systems Mineral oils are not soluble in R 134a and the industry had to substitute synthetic lubricating fluids for the mineral oils Polyalkylene glycol oils PAGs were the first synthetics to meet the auto A C compressor manufacturers performance criteria and most automakers and compressor manufacturers devised their retrofit specifications with PAGs in mind Since then polyol ester oils ESTERS or POEs have been tested and also have been found to meet the performance criteria Although POEs have not been approved by the automakers or A C compressor manufacturers POEs are frequently used in A C retrofits in the automotive aftermarket Refrigerant Oil Safety pie Risk of irritation of mucous membranes e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses If any refrigerant gets into the eyes flush with water and seek a doctor s aid immediately even though irritation may cease e Avoid breathing A C refrigerant and lubricant vapor or mist Exposure may irritate eyes nose and throat To remove HFC 134a from the A C system use service equipment certified to meet the requirements of SAE J2210 HFC 134a Recycling Equipment Additional health and safety information may be obtained from refrigerant and lubricant manufacturers Exposure can irritate eyes nose and throat
28. e is required Repeat system operation until system pressure remains stable at vacuum for 2 minutes Press START to continue recovering lf a vehicle A C system leak is suspected add a partial charge to the system and leak test with an electronic leak detector to find the leak Recover refrigerant when done testing 6 Press EXIT when complete the following message displays CLOSE PANEL VALVES THEN PRESS NEXT 7 Turn both panel valves to OFF and press NEXT the following messages display PLEASE WAIT DRAIN OIL AND RECORD AMOUNT 8 Drain waste oil by slowly opening the oil drain valve Any accumulated oil expels into the bottle 9 Close the valve immediately when all of the oil is expelled The amount indicated on the bottle is the amount to add back into the vehicle A C system when recharging Y Discard refrigerant oil in accordance with local state and federal regulations that apply in your area Installation and Operation 10 Press NEXT the following message displays PLEASE WAIT PURGING AIR 11 When Main Menu screen appears close the red and blue service hose couplers Purging Non condensable Gas Y Purging non condensable gases is an automatic feature executed by the ECO Xtreme unit Evacuating A C System Use this procedure to remove non condensible gases and moisture from the vehicle A C system Y If using the EEAC318A with vacuum pump always check the oil level of the vacu
29. e middle of the sight glass 3 If oil level is low squirt oil into vacuum pump fill port Figure 3 6 Vacuum Pump Fill Port 3 7 Maintenance Changing Vacuum Pump Oil 3 8 Only if using the EEAC318 with vacuum pump The vacuum pump contains approximately 4 oz of oil The oil must be changed at least every 6 months The oil may have to be changed earlier if the oil is no longer clear when viewed through the sight glass 1 Turn OFF power to the ECO Xtreme unit and remove power cord from wall outlet Remove plastic top cover refer to fig 3 2 and vacuum pump hold down bracket Gently lift vacuum pump up Put a container under the drain plug of the vacuum pump Remove the filler and drain plugs and drain oil Figure 3 7 Pump Fill and Drain Ports Y Discard refrigerant oil in accordance with local state and federal regulations that apply in your area Install the drain plug Pour the vacuum pump oil from kit p n EAKO227L01A into the vacuum pump until the oil is visible halfway up the sight glass refer to fig 3 5 The amount of oil is then approximately 4 oz Install the filler plug Replace the vacuum pump into the ECO Xtreme cabinet assuring the power switch on the pump is in the ON position Maintenance 9 Connect the power cord to the proper wall outlet with the correct voltage for the unit For additional information refer to Chapter 1 Specifications 10 Switch on the vac
30. ecifications Turn power switch ON Select RECOVER and press ENTER the following message displays OPEN PANEL VALVES RECOVER AMOUNT RECOVERED xx Ib XX OZ Turn both panel valves to RECOVER press START Refrigerant flows through your ECO Xtreme unit and into the recovery tank Monitor the high and low side panel gauges Service hose recovery is complete when 15 inHg of vacuum is reached Press EXIT when complete the following message displays CLOSE PANEL VALVES THEN PRESS NEXT Installation and Operation 7 Turn both panel valves to OFF and press NEXT the following messages display PLEASE WAIT DRAIN OIL AND RECORD AMOUNT 8 Drain waste oil by slowly opening the oil drain valve Any accumulated oil expels into the bottle 9 Close the valve immediately when all of the oil is expelled Y Discard refrigerant oil in accordance with local state and federal regulations that apply in your area 10 Press NEXT and the following message displays PLEASE WAIT PURGING AIR After purging the ECO Xtreme unit will display Main Menu Service hose recovery is complete Evacuating Contaminated Service Hoses Y If contaminated refrigerant or refrigerant other than R 134a is present in service hoses use separate recover only machine to collect refrigerant 2 20 Installation and Operation Adding Refrigerant to the ECO Xtreme Unit Follow this procedure to add virgin
31. ed Close the following Blue liquid recovery tank valve and Blue service hose coupler CCW Press EXIT and the following message displays CLOSE PANEL VALVES THEN PRESS NEXT Turn the left low side panel valve to OFF and press NEXT Remove the blue service hose from the tank Remove the tank adapter 1 15080 Identify the yellow hose leading from the bottom of the unit Connect the hose end to the tank purge port Rotate the tank so the valves face towards the back of the unit Identify the red hose leading from the bottom of the unit Connect the hose end with the anti blowback valve to the red vapor tank port Open the red vapor recovery tank valve Installation and Operation 20 Identify the blue hose leading from the bottom of the unit Connect the hose end with the anti blowback valve to the blue liquid tank port 21 Open the blue liquid recovery tank valve 22 Connect tank adapter part number 1 15080 to port of virgin refrigerant tank 23 Connect the blue service hose from low side port of the ECO Xtreme unit to installed tank adapter Y Position the virgin tank with the valve up Do not use the virgin tank with the valve underneath the tank Y Do not recover liquid refrigerant from a supply tank 24 Open the following Virgin tank hand valve and Blue service hose coupler CW 25 Select RECOVER and press ENTER the following message displays OPEN PANEL VALVES
32. ehicle has more than one low side service port use the service port closest to the evaporator 3 Open the service hose couplers Refer to the vehicle manufacturer s service manual for proper diagnostic procedures and specifications Recover Recycle Refrigerant from Vehicle Y Be sure that the vehicle is at normal operating temperature before recovering refrigerant 1 Open the blue liquid and red vapor recovery tank valves 2 Connect the service hoses to the vehicle and open service hose couplers For additional information refer to Connecting Service Hoses to Vehicle in this chapter 3 Select RECOVER and press ENTER the following message displays OPEN PANEL VALVES RECOVER AMOUNT RECOVERED xx Ib XX OZ 4 Turn both panel valves to RECOVER press START Refrigerant flows from the vehicle through your ECO Xtreme unit and into the recovery tank As refrigerant is recovered the panel gauges show increasing vacuum Continue recovering until the low side manifold gauge indicates 15 inHg Installation and Operation 5 Press PAUSE and the following message displays PAUSED If vehicle A C system components show evidence of icing gently warm the component to facilitate refrigerant removal Monitor the low side manifold pressure gauge for about 5 minutes No change indicates recovery is complete Go to next step A pressure increase above vacuum 0 psi indicates more recovery tim
33. f irritation to mucous membranes Avoid breathing air conditioning refrigerant and lubricant vapor or mist Exposure may irritate eyes nose and throat To remove HFC 134a from the A C system use service equipment certified to meet the requirements of SAE J2210 HFC 134a Recycling Equipment Additional health and safety information may be obtained from the refrigerant and lubricant manufacturers Exposure can irritate eyes nose and throat Risk of expelling oil under pressure Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses If any oil gets into the eyes flush with water and seek a doctor s aid immediately even though irritation may cease Expelled oil can cause injury Engine systems can malfunction expelling fuel oil vapors hot steam hot toxic exhaust gases acid refrigerant and other debris e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses e Service should be performed by a certified A C service technician Engine systems that malfunction can cause injury The engine compartment contains electrical connections and hot or moving parts e Keep yourself test leads clothing and other objects clear of electrical connections and hot or moving engine parts e Do not place test equipment or tools on fenders or other places in
34. fety glasses If any refrigerant gets into the eyes flush with water and seek a doctor s aid immediately even though irritation may cease Do not remove master filter dryer while under pressure Perform maintenance procedure for removing master filter dryer in Chapter 3 Changing the Master Filter Dryer Prevent refrigerant from contacting the skin Expelled refrigerant can cause injury Risk of explosion Do not use compressed shop air for leak detection or to pressure test a system containing refrigerant Refrigerant can form combustible mixtures at pressures above atmospheric and with air concentrations greater than 60 by volume Do not heat a container of refrigerant above 125 F 52 C Explosion can cause injury Risk of fire Do not use this equipment in the vicinity of spilled or opened containers of gasoline Do not use your ECO Xtreme unit or any leak detector equipment if R 12 substitutes are suspected R 12 refrigerant substitutes may be flammable Fire can cause injury Risk of poison Avoid breathing air conditioning refrigerant and lubricant vapor or mist Do not allow refrigerant to contact open flame or be drawn into a running engine This can cause refrigerant to become poisonous phosgene gas Use your ECO Xtreme unit to remove refrigerant from air conditioning systems Exposure can irritate eyes nose and throat III Safety Information Oil Lubricant General ZO Risk o
35. it until red LED is OFF 2 Select SET UP from the Main Menu press ENTER 3 Select FILTER from the Set Up Menu press ENTER 4 Press RESET button 5 Press CONFIRM to reset the master filter dryer reminder monitor Accessing Units of Weight Use the procedure in this section to change the refrigerant unit of weight measurement 1 Power up the ECO Xtreme unit Y Wait until red LED is OFF 2 Select SET UP from the Main Menu press ENTER 3 Select Ibs kg from the Set Up Menu press ENTER 4 Press UP or DOWN button to scroll through Ib oz Ib kg Or OZ 5 Press SAVE EXIT to select a unit of measurement 2 9 Installation and Operation Operation p gt A e IMPORTANT This section contains e Procedures for connecting the service hoses to the vehicle and e Procedures to Recover vehicle refrigerant Create a vacuum in the A C system before recharging and Recharge the A C system with recycled refrigerant After performing all of the installation procedures follow these recommended vehicle service procedures before using your ECO Xtreme unit for A C work Keep the service hoses away from moving or hot engine parts The service hoses can not withstand high temperatures or severe mechanical stress e Close the tank valves when not using your ECO Xtreme unit Leaving tank valves open may result in refrigerant loss from tank e Do not use your ECO Xtreme unit outside of the followi
36. ly opening the oil drain valve Any accumulated oil expels into the bottle 32 Close the valve immediately when all of the oil is expelled Y Discard refrigerant oil in accordance with local state and federal regulations that apply in your area 33 Press NEXT and the following message displays PLEASE WAIT PURGING AIR After purging the ECO Xtreme unit will display Main Menu 2 6 Power Up Installation and Operation Refer to this section to understand the power up sequence of the ECO Xtreme unit 1 Connect the power cord to the proper wall outlet with the correct voltage for the unit For additional information refer to Chapter 1 Specifications 2 Turn power switch ON 3 The ECO Xtreme unit will power up The following screens will appear in order Software Version screen Snap on Diagnostics ECO Xtreme Software Rev C 2000 Snap on Main Menu screen with default arrow position gt RECOVER CHARGE e VACUUM e SET UP ENTER AMOUNTS Y In the unlikely event the LCD screen is unreadable or a different language is displayed upon power up adjust LCD contrast or change language selection Refer to Adjusting LCD Contrast or Accessing Language in this chapter 2 7 Installation and Operation Accessing Set Up Adjusting LCD Contrast Use the procedure in this section to adjust the contrast on the LCD screen with or without being able to read the screen 1 Power up the
37. m the compressor The capacitor will hold an electrical charge and an electrical shock can occur Y Discard the O rings from the hose tube ends Figure 3 3 Compressor Connections 9 Remove the bolts holding the compressor in place 10 Lift compressor up and to the side to position compressor connections over a drain pan 3 5 3 6 Maintenance Figure 3 4 Lift Compressor 11 Drain the oil from the compressor Approximately 9 oz of oil should be recovered 12 Reinstall compressor to its normal position If approximately 9 oz of oil is not recovered repeat steps 9 10 Y Ensure compressor is not placed on binds or crimps any electrical wires or refrigerant hoses 13 Use the plastic bottle supplied with the oil change kit to pour 9 3 oz 275 cc of 3GS compressor oil into the input port of the compressor top port 14 Reinstall compressor hold down bolts 15 Install new O rings on the ends of the tubing and hose assemblies 16 Place a small amount of compressor oil on the O rings and reinstall the tubing and hose assemblies to their proper locations Torque to 65 in Ibs 17 Replace metal top panel and plastic panel Maintenance Maintaining the Vacuum Pump Only if using the EEAC318 with vacuum pump Checking and Adding Vacuum Pump Oil 1 Look through oil level sight glass to verify vacuum pump oil level Figure 3 5 Oil Level Sight Glass 2 Oil level should appear to be in th
38. may result if the connection is assembled dry O Always close all recovery tank valves clockwise when your ECO Xtreme unit is not in use 3 1 Maintenance Master Filter Dryer Change the master filter dryer when the filter percentage monitor has diminished to 0 since the last master filter dryer change Replacement of the master filter dryer will also be indicated by the flashing of the LED and the REPLACE FILTER message on the LCD screen The filter monitor has a reset of 95 Ibs During the course of recycling this number decreases until it reaches zero When zero is reached the master filter dryer needs to be replaced and the monitor reset Refer to Resetting Master Filter Dryer Monitor in this chapter or Chapter 2 Accessing Master Filter Dryer Reset Recovered refrigerant quality may be compromised if the filter is not replaced when required Changing the Master Filter Dryer pe Use the procedure in this section to change the master filter dryer e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses If any refrigerant gets into eyes flush with water and seek a doctor s aid immediately even though irritation may cease e Do not remove the master filter dryer while under pressure Perform the maintenance procedure for removing the master filter dryer in this section e Prevent refrigerant from contacting the skin e Re
39. ng limits Warmer than 120 F 49 C Colder than 50 F 10 C and or Relative humidity greater than 80 e Stabilize your ECO Xtreme unit to a moderate temperature and inspect for abnormalities e Contact your Snap on representative before operating if unsure of condition e Operating your ECO Xtreme unit with the following conditions may reduce its functionality Visible evidence of damage Has been subjected to prolonged storage under unfavorable conditions or Has been subjected to severe transportation stresses Preliminary Checks Installation and Operation Successful use of your ECO Xtreme unit depends on several external factors The following information explains these Precondition Vehicle The refrigerant in the vehicle A C system is recovered faster and more completely when the components are warm 1 Connect the service hoses to the vehicle refer to Connecting Service Hoses to Vehicle in this chapter To efficiently recover refrigerant the vehicle should be at normal operating temperature Run the engine until normal operating temperature is reached with The A C system OFF and The hood lowered as much as possible without damaging or crimping the service hoses 2 Turn off the engine when normal operating temperature is reached The unit and vehicle are ready to recover and recycle refrigerant Allow Adequate Evacuation Time Evacuate the vehicle A C system for a minim
40. oning refrigerant containing chlorine R 12 has caused regulatory action that will eventually eliminate the use of such products Regulatory action is necessary because when the chlorine content in R 12 is exposed to the atmosphere e It depletes the protective ozone layer in the atmosphere e It has relatively high global warming potential and e lts long atmospheric lifetime is approximately 120 years R 134a has been developed for new vehicle production but does not replace or directly substitute for R 12 in existing vehicles R 134a does not contain chlorine does not deplete the ozone layer in the atmosphere and has an atmospheric lifetime of about 15 5 years Environmental Protection Agency EPA and state regulations specify that e Provisions be made to certify all air conditioning service installation and repair personnel e Refrigerant be recovered recycled or reclaimed from automotive air conditioning systems instead of allowing vapors to be expelled or vented into the atmosphere and e Refrigerant be recycled and reused or properly disposed of instead of allowing vapors to be expelled or vented into the atmosphere Mobile air conditioning service installation and repair technicians must be qualified and certified Introduction Refrigerant Handling Refrigerant Safety pie IMPORTANT Mobile air conditioning systems contain chemical mixtures that require special handling to avoid injury and to avoid
41. ount of refrigerant has been transferred into the recovery tank close the virgin tank hand valve Allow the recycler to run until 15 inHg vacuum is reached then close the blue service hose coupler Press EXIT when complete the following message displays CLOSE PANEL VALVES THEN PRESS NEXT Turn the left low side panel valve to OFF and press NEXT the following messages display PLEASE WAIT DRAIN OIL AND RECORD AMOUNT Drain waste oil by slowly opening the oil drain valve Any accumulated oil expels into the bottle Close the valve immediately when all of the oil is expelled Y Discard refrigerant oil in accordance with local state 15 and federal regulations that apply in your area Press NEXT the following message displays PLEASE WAIT PURGING AIR After purging the ECO Xtreme unit will display Main Menu 2 22 Installation and Operation Errors and Messages Error messages will flash on the bottom line of LCD screen and the LED will flash until conditions are corrected Temperature Error Temperature errors can occur when the ECO Xtreme unit is operating outside its normal temperature range or a temperature probe is damaged If this should occur the compressor will shut down Warm the ECO Xtreme unit to normal operating temperature turn unit OFF and then ON If the temperature error is still present call service Pressure Switch Err A pressure switch error can occur
42. r every recover recycle operation H Oil Drain Bottle Used to measure the amount of recovered oil Vacuum Pump Sight Glass and Oil Fill Only located on EEAC318A models Used to verify vacuum pump oil level and oil to vacuum pump when necessary 1 7 Introduction Back View Figure 1 2 Back View A Main Power Switch Turns power ON and OFF Must be on for unit operation B Master Filter Dryer Consists of a 10 micron particulate filter and desiccant to remove moisture For additional information refer to Chapter 3 Changing the Master Filter Dryer C Scale Electronically measures the amount of refrigerant dispensed recycled and remaining in the recovery tank D Recovery Tank Holds refrigerant from a vehicle A C service and supplies refrigerant for charging E Service Port High Side For connecting to high pressure side of vehicle A C system Service Port Low Side For connecting to low pressure side of vehicle A C system 1 8 Introduction R 134a Accessories Figure 1 3 R 134a Accessories A Service Hoses Red and blue hoses with shut off adapters for your ECO Xtreme unit to connect to the vehicle For additional information refer to Chapter 2 Connecting Service Hoses to the ECO Xtreme Unit and Chapter 2 Connecting Service Hoses to Vehicle B Auto Shut off Adapters Couplers 1 Connects to high and low side service ports of vehicle 2 Quick conne
43. s in this section contain three different type styles Normal type states the hazard Bold type states how to avoid the hazard Italic type states the possible consequences of not avoiding the hazard An icon when present gives a graphical description of the potential hazard IMPORTANT SAFETY INSTRUCTIONS Risk of a lack of oxygen Vehicle exhaust gases contain carbon monoxide Refrigerant gas can displace air in work area e Use your ECO Xtreme unit in locations with mechanical ventilation providing at least four air changes per hour Impairment of breathing can cause injury Risk of electric shock and fire e To avoid electric shock the power cord must be connected to a properly grounded A C outlet e Do not remove or bypass the grounding pin e Use the proper A C outlet for the unit to operate correctly See the ID plate on the back of the unit e Extension cords are not recommended If an extension cord must be used use 16 AWG for cords up to 50 and 14 AWG for cords greater than 50 but less than 100 e Do not use on wet surfaces or expose to rain e Use only fuses with the rating specified near the fuse holder Electric shock and fire can cause injury Refrigerant AWARNING Safety Information Risk of expelling refrigerant under pressure Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT sa
44. s or replacements qualifying under this Warranty will be performed on regular business days during Seller s normal working hours within a reasonable time following purchaser s request All requests for Warranty service must be made during the stated Warranty period This Warranty is nontransferable Snap on Tools Company Kenosha Wisconsin 53141 1410
45. se RECOVER VACUUM Low Side Left panel valve pointed towards this symbol indicates system being recovered or evacuated through the low side service hose OFF High Side Right panel valve pointed towards this symbol indicates red high side service hose passage is closed to unit operations while still registering vehicle A C system pressure on the gauge CHARGE High Side Right panel valve pointed towards this symbol indicates refrigerant being charged through the high side service hose RECOVER VACUUM High Side Right panel valve pointed towards this symbol indicates system being recovered or evacuated through the high side service hose Introduction Use your ECO Xtreme unit on automotive air conditioning systems to e Recover Remove refrigerant from vehicle e Recycle Filter dry and store recovered refrigerant in a refillable tank e Evacuate Remove air and moisture from air conditioning system using a vacuum to draw the system into a deep vacuum and e Recharge Refill the air conditioning system with a specified amount of refrigerant Your ECO Xtreme unit is a single pass design This means recovered refrigerant is filtered and dried before entering the recovery tank Refrigerant in the tank is always ready for use Refer to Chapter 2 Recovering Refrigerant From Vehicle There is no need to perform a separate recycle function Recover evacuate and recharge functions are performed semi
46. the engine Turning the A C system ON Turn the left low side panel valve to CHARGE and Monitor the charge weight and close the panel valve when the desired charge weight is reached Y Never operate the vehicle A C system with the high side panel valve open 6 Monitor the high and low side system pressures Refer to the manufacturer s specifications for proper operation and diagnosis de Installation and Operation Press EXIT when complete the following message displays DO YOU WANT TO RECOVER HOSES NOW YES NO If YES the following message displays DISCONNECT HOSES SET PANEL VALVES TO RECOVER Close the service hose couplers to recover the hoses and press NEXT the following message displays RECOVERING AMOUNT RECOVERED xx Ib XX OZ Allow the recycler to run until 15 inHg vacuum is reached Press EXIT when complete the following message displays CLOSE PANEL VALVES THEN PRESS NEXT Turn both panel valves to OFF and press NEXT the following message displays PLEASE WAIT PURGING AIR Charge is complete Installation and Operation Displaying Refrigerant Amount Use this procedure to determine the amount of refrigerant in the recovery tank and the amount able to be charged Tank Full Empty 1 2 Press the AMOUNTS button to obtain RECOVERED and CHARGED amounts Press the MORE button to obtain TANK amount and FILTER DRYER percentage TAN
47. the engine compartment Barriers are recommended to help identify danger zones in test area Prevent personnel from walking through immediate test area Contact with electrical connections and hot or moving parts can cause injury Boe LA Safety Information Service hoses can not withstand high temperatures or severe mechanical stress Keep the service hoses away from hot or moving engine parts Service hoses can split or burst causing injury Risk of explosion if improper tank is used Do not use any tank with this equipment other than part number EAA0275L05A These tanks are D O T certified for refilling D O T certified tanks are marked D O T 4BA 350 or D O T 4BA 400 Explosion can cause injury Removing tubing assemblies may discharge refrigerant Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses Expelled refrigerant may cause injury A test vehicle may move if not properly prepared e Block the drive wheels before performing a test with the engine running Unless instructed otherwise set the parking brake and put the gear selector in neutral manual transmission or park automatic transmission If the vehicle has an automatic parking brake release disconnect the release mechanism for testing and reconnect it when testing is completed e Do not leave a running engine unattended A moving vehicle can
48. um of 30 minutes This helps ensure vehicle A C system is free of non condensable gases mostly air and moisture Y Sometimes a small amount of refrigerant is left in the vehicle A C system that is not practical to recover If recovery time is too short or if vehicle components are cold this parasitic refrigerant can expand during a vacuum hold cycle or a leak test and falsely report a leak condition that does not exist Follow Vehicle Manufacturer s A C Service Procedures When charging a slow charge condition may occur due to pressure equalization between your ECO Xtreme unit and the vehicle A C system Finish charging by Turn the panel valves to OFF Starting the engine Turning the A C system ON Turn the left low side panel valve to CHARGE and Monitor the charge weight and close the panel valve when the desired charge weight is reached Y Never operate the vehicle A C system with the high side panel valve open Y It is the technician s responsibility to be familiar with vehicle manufacturer recommended service procedures 2 11 Installation and Operation Connecting Service Hoses to Vehicle Follow this procedure to connect the service hoses to the vehicle 1 Connect the red high side service hose from the ECO Xtreme unit to the high side service port on the vehicle 2 Connect the blue low side service hose from the ECO Xtreme unit to the low side service port on the vehicle Y If the v
49. um pump before operation The oil level should be half way up the sight glass If no oil level is shown fill the vacuum pump with oil Run the vacuum pump for several seconds and turn OFF before checking oil level 1 Open the blue liquid and red vapor recovery tank valves 2 Connect the service hoses to the vehicle and open service hose couplers For additional information refer to Connecting Service Hoses to Vehicle in this chapter Y If the gauges indicate pressure recover refrigerant from the service hoses before proceeding Refer to Recovering Service Hoses in this chapter 3 Select VACUUM and press ENTER the following message displays OPEN PANEL VALVES VACUUM TIMER XX XX UP DOWN TO ADJUST TIME Press UP DOWN buttons to adjust time to desired value Installation and Operation 4 Turn both panel valves to VACUUM press START The panel gauges show vacuum increasing Jf Follow the manufacturer recommendations for evacuation time usually at least 30 minutes When evacuation time is done LED will light and the following message displays FINISHED 5 Press EXIT and the following message displays CLOSE PANEL VALVES THEN PRESS NEXT 6 Turn both panel valves to OFF and press NEXT the following message displays PLEASE WAIT 7 Monitor the low side pressure for 5 minutes Any rise in vacuum indicates a leak in the vehicle system Y If the source of the leak cannot be determined partiall
50. ur ECO Xtreme unit this process also recycles the refrigerant for reuse Recycle The process of removing refrigerant from a system filtering drying and storing it in the recovery tank Y Your ECO Xtreme unit is a single pass unit This means refrigerant is filtered and dried before reaching the recovery tank Once in the recovery tank it is ready for reuse There is no separate recycle process to perform Evacuate The process of drawing a vacuum on a refrigerant system to remove air and moisture On your ECO Xtreme unit this process is known as vacuum Charge The process of filling an air conditioning system with refrigerant Purging The process of bleeding off non condensable gases from the recovery tank Stable Scale The situation where the reading from the refrigerant weight measuring device is steady Moving your ECO Xtreme unit causes the liquid refrigerant to slosh around in the recovery tank resulting in an unsteady scale reading Avoid moving your ECO Xtreme unit before taking scale readings vii viii Using this Manual Panel Valve Symbols SA OW I O OFF Low Side Left panel valve pointed towards this symbol indicates the blue low side service hose passage is closed to unit operations while still registering vehicle A C system pressure on the gauge CHARGE Low Side Left panel valve pointed towards this symbol indicates refrigerant being charged through the low side service ho
51. used Using any other type or capacity tank could create the danger of explosion and potential for personal injury 4 Connect tank adapter part number 1 15080 to liquid blue port of recovery tank port nearest to the blue hand valve 5 Connect blue service hose from low side port of the ECO Xtreme unit to installed tank adapter 6 Open the following Blue liquid recovery tank valve and Blue service hose coupler CW 7 Turn both panel valves to OFF 8 Connect the power cord to the proper wall outlet with the correct voltage for the unit For additional information refer to Power Up in this chapter and Chapter 1 Specifications 9 Turn power switch ON The following screens will display Software Version screen and Main Menu screen 2 3 2 4 Installation and Operation Y In the unlikely event the LCD screen is unreadable or a 10 11 12 13 14 15 16 17 18 19 different language is displayed upon power up adjust LCD contrast or change language selection Refer to Adjusting LCD Contrast or Accessing Language in this chapter Select VACUUM and press ENTER the following message displays OPEN PANEL VALVES VACUUM TIMER XX XX UP DOWN TO ADJUST TIME Press UP DOWN buttons to adjust time to desired value Turn the left low side panel valve to VACUUM press START Monitor the low side panel gauge until a minimum of 25 inHg of vacuum is reach
52. uum pump and let the pump run with closed intake for a few minutes Top off the oil level if necessary Storing the ECO Xtreme Unit Follow this procedure when storing your ECO Xtreme unit for prolonged periods 3 months or more of time Y Storage temperature should not exceed the limits of 4 to 140 1 Change the compressor and vacuum pump oil Refer to Maintaining the Compressor and Changing Vacuum Pump Oil procedures in this chapter 2 Close both hand valves on the recovery tank 3 Remove the yellow hose from the recovery tank 4 Close both service hose couplers 5 Turn both panel valves to OFF 3 9 Maintenance Troubleshooting Symptom Machine does not turn on Possible Cause Remedy Power cord not plugged in Plug in the power cord Power switch OFF Turn power switch ON No power in A C outlet Check power source Refrigerant not being removed from vehicle Hand valves on tank not open Open hand valves Panel valves or service hose couplers not open Open panel valves or couplers Recovery tank full Change tank or Charge refrigerant Excessive purging of non condensable gases Fitting s not properly connected to master filter dryer Tighten fitting s finger tight Leaky service hose or adapter connection drawing in air Tighten fittings or replace seals in finger tight fittings Oil drain valve not fully closed Close oil drain valve
53. venting refrigerant into the atmosphere Do not discharge any refrigerant gas vapor or liquid from a refrigeration system into the atmosphere If service is required that involves opening the refrigerant system use a certified recovery system e Wear safety goggles and protective gloves user and bystander Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses If any refrigerant gets into the eyes flush with water and seek a doctor s aid immediately even though irritation may cease e Do not remove master filter dryer while under pressure Follow instructions for removing master filter dryer For additional information refer to Chapter 3 Changing the Master Filter Dryer e Prevent refrigerant from contacting the skin e Read understand and follow Safety Information in the front of this manual e Use your ECO Xtreme unit in locations with mechanical ventilation providing at least four air changes per hour e Avoid breathing air conditioning refrigerant and lubricant vapor or mist e Do not allow refrigerant to contact open flame or be drawn into a running engine This can cause refrigerant to become poisonous phosgene gas e Use your ECO Xtreme unit to remove refrigerant from air conditioning systems e Read understand and follow Safety Information in the front of this manual e Tighten all connections properly Insufficient or excessive torque can result in loose joints or deformed parts
54. when internal excessive pressure is seen This high pressure will be seen if the red hand valve on the recovery tank is closed or the red hose fitting on the recovery tank is not installed or tight While in recovery if this should occur the compressor will shut down Open the tank valve or install or tighten the red hose fitting on the recovery tank to alleviate the pressure and restart recovery sequence High Pressure Error Tank Empty Tank Full A high tank pressure error can occur if air pressure in the recovery tank reaches 350 psi This high pressure will be seen if there is excessive air in the recovery tank due to vehicle A C system having a leak If this should occur turn both panel valves to OFF and press EXIT Ignore oil drain prompt press NEXT to allow the ECO Xtreme unit to purge and fix vehicle A C system leak A weight error will occur if one of these conditions arises e The tank is empty or below 3lb in the tank or e The scale circuitry malfunctions If this should occur e Add refrigerant to recovery tank or e Call service to repair the scale circuitry A full tank message will occur if one of these conditions arises e A full recovery tank weight is seen or e The scale circuitry malfunctions If this should occur e Empty a portion of the recovery tank into a certified tank e Replace the recovery tank or e Call service to repair the scale circuitry 2 23 2 24 Installation and Operation No
55. y charge the system and perform a leak test using an electronic leak detector 8 When the leak is identified repeat Recover Recycle procedure repair the leak and attempt the Evacuation procedure again Evacuation is complete Installation and Operation Charging A C System Y When charging a vehicle after evacuation allow for the capacity of the hoses Each hose holds approximately two ounces of refrigerant so the charge amount should be increased by two ounces for each hose used If there is not enough refrigerant in the recovery tank to charge refer to Adding Refrigerant to the ECO Xtreme Unit in this chapter 1 Open the blue liquid and red vapor recovery tank valves 2 Connect the service hoses to the vehicle and open service hose couplers For additional information refer to Connecting Service Hoses to Vehicle in this chapter 3 Select CHARGE and press ENTER the following message displays CHARGE VEHICLE WITH PANEL VALVES xx Ib XX OZ 4 Turn the right high side panel valve to CHARGE Refrigerant flows from the recovery tank into the vehicle 5 Monitor the charge weight When the desired charge weight is reached turn the right high side panel valve to OFF The refrigerant flow stops Y When charging a slow charge condition may occur due to pressure equalization between your ECO Xtreme unit and the vehicle A C system Finish charging by Turn the panel valves to OFF Starting
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