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RobinAir R1234yf User's Manual

1. 25 bar NOISE cns noa eee cian ones d lt 70 dB A Nominal Voltage 103V 127V 60 Hz Oil Drain Bottle 355 ml Operating Temperature 50 F to 122 F 10 C to 50 C Power Consumption 1100 VA Pump Free Air Displacement 1 5 CFM 35 l m Service Hoses 250 cm SAE J2888 Tank Capacity 9 09 kg 20 04 Ib Weight 107 kg 235 Ibs AC1234 6 Rev C 5 Introduction Features of the AC1234 6 Introduction Features of the AC1234 6 continued ele 2 10 11 12 13 AC1234 6 Rev C Oil Drain Bottle Printer Low side blue and High side red Manifold Gauges Graphic Display and Keypad Power ON OFF Switch Audio Ethernet USB Mini USB and SD Card Connections Vacuum Pump Oil Sight Glass Vacuum Pump Oil Drain Fitting Wheel Lock Visual Alert Vacuum Pump Oil Fill Cap and Port Contaminant Recovery Port Service Hose Storage Ports Introduction Control Panel Functions ARROW UP moves selection of a menu item to the previous item turns up audio volume ARROW DOWN moves selection of a menu item to the following item turns down audio volume ARROW RIGHT scrolls to next screen fast forwards the video ARROW LEFT scrolls to previous screen rewinds the video AUTO
2. Original Instructions Instrucciones originales Instructions d origine Model AC1234 6 Recover Recycle Recharge Machine for R1234yf A C Systems Description Recover recycle and recharge machine for use with R1234yf equipped air conditioning systems PRODUCT INFORMATION Record the serial number and year of manufacture of this unit for future reference Refer to the product identification label on the unit for information AC1234 6 Serial Number Year of Manufacture DISCLAIMER Information illustrations and specifications contained in this manual are based on the latest information available at the time of publication The right is reserved to make changes at any time without obligation to notify any person or organization of such revisions or changes Further ROBINAIR shall not be liable for errors contained herein or for incidental or consequential damages including lost profits in connection with the furnishing performance or use of this material If necessary obtain additional health and safety information from the appropriate government agencies and the vehicle refrigerant and lubricant manufacturers Table of Contents Safety PrecaullOns eus equus see done canette rita 2 Introduction Technical Specifications 5 Features of the AC1234 6 6 Control Panel Functions 8 Setup Menu Functions ss
3. With the machine still connected to the vehicle and the couplers open connect the low side blue coupler from the 25700 to the contaminant recovery port on the back of the AC1234 6 See Figure 28 Open the coupler valves 2 Connect the discharge hose from the 25700 to a tank designed to receive contaminated refrigerant 3 Start the 25700 and run a recovery according to instructions supplied with the machine 4 Upon achieving a vacuum in the vehicle or per recovery machine instructions disconnect the 25700 from the AC1234 6 5 Clear the vehicle of residual contamination according to the vehicle manufacturer s instructions before continuing service 42 Troubleshooting Procedures Recovery Function Display Message SYSTEM EMPTY If system pressure is below O bar gauge until pressure increases the display reads SYSTEM EMPTY CHECK CONNECTIONS RECOVER ANYWAY Verify high side red and low side blue hoses are connected and coupler valves open Press OK to recover select VACUUM to bypass RECOVER or press ESC to exit Display Message Filter Weight XXX LB If 100 kg 220 lbs or more of refrigerant has been recovered since last filter change display reads FILTER WEIGHT XXX LB To meet requirements it is mandatory to replace the filter after 150 kg 331 lbs of refrigerant has been filtered The machine gives a warning to replace the filter when filter weight reaches 100 kg 22
4. personal injury do NOT operate the machine without the oil fill port plug installed because the vacuum pump is pressurized during normal operation When the Product Activation screen appears on the display follow on screen prompts to register the machine 1 Open a web browser on a personal computer Enter the web address shown in the Activation Process screen on the AC1234 6 machine Enter your user name and password and log in to the website If you are a first time user click the REGISTER button to create a user name and password 2 On the AC1234 6 machine press OK The machine displays fields for the product activation key and an activation code 3 Enter the product activation key into the correct field on the web page This generates an activation code 4 Enter the activation code into the field on the AC1234 6 display and press OK Note Capitalization is required 5 Record the product activation key and code on a piece of paper and file it in a secure place 6 Press OK The AC1234 6 has been activated AC1234 6 Rev C Product Activation is required This product must be activated within 30 days to continue using 20 days remaining Activate product now Failure to register and activate the AC1234 6 within 30 days of initial OK Activate now ESC Remind me later startup will cause the machine to lock out and no longer function Activation Process Manual activation U
5. CONTAIN LIQUID REFRIGERANT UNDER PRESSURE Contact with refrigerant may O cause personal injury including blindness and frozen skin Wear protective equipment including goggles and gloves Disconnect hoses using extreme caution Ensure the phase has been completed before disconnecting the machine to prevent the release of refrigeration to the atmosphere AVOID BREATHING A C REFRIGERANT AND LUBRICANT VAPOR OR MIST Exposure may irritate eyes nose and throat To remove refrigerant from the A C system use only equipment certified for the type of refrigerant being removed Use the unit in locations with mechanical ventilation that provides at least four air changes per hour If accidental system discharge occurs ventilate the work area before resuming service DO NOT DISPERSE REFRIGERANT INTO THE ENVIRONMENT Such a precaution is necessary to prevent the possible presence of refrigerant in the working environment TO REDUCE THE RISK OF FIRE do not use the machine in the vicinity of spilled or open containers of gasoline or other flammable substances TO REDUCE THE RISK OF FIRE do not use an extension cord An extension cord may overheat and cause fire If you must use an extension cord use the shortest possible cord with a minimum size of 14 AWG TO REDUCE THE RISK OF FIRE do not use the machine in the vicinity of flames and hot surfaces Refrigerant can decompose at high temperatures and can free toxic substances to the environment which ca
6. DATA if the VIN was entered into the machine when prompted 1 Press MENU on the machine s control panel Gas recovered 0 590 EZE 2 Select FUNCTIONS 3 The choices under STORED DATA are PRINT DATA RECORD a list of VINS is displayed Use the UP or DOWN arrow to highlight the VIN for Press OK to print which you wish to print service data e DELETE DATA RECORD following the prompts for this option permanently deletes a VIN and any i records associated with it Figure 6 CLEAR ALL DATA following the prompts for this option permanently deletes all VINs and any records associated with them Recovery result Press OK to print data for the function just completed 16 Operating Instructions Recovery Le 78 E WARNING To prevent personal Recover Refrigerant from a Vehicle E dd while d Le 1 Empty the oil drain bottle before starting a recovery e ca pos Remove the oil drain bottle from the machine by this manual and wear protective pulling the bottle straight down do not use a equipment suchas doggles and REY twisting or rocking motion Refer to Figure 7 gloves 2 Connect the high side red and low side blue hoses to the vehicle A C system 3 Open the coupler valves on the hoses by turning the collars clockwise 4 Select the RECOVERY function by pressing the Recover button on the control panel or by selecting Recovery from the RRR menu as shown in Figure 8 5
7. List Component Replacement Part No Calibration Weight 16214 Contaminated Refrigerant Tank optional 17990 Filter 34724 Filter Maintenance Kit 13172 includes filter and vacuum pump oil Identifier Filter 16913 A CAUTION To prevent Identifier Oxygen Sensor 16916 personal injury use only 16106 those repair parts called out Identifier Sample Hose Assembly ii this parte llet items found Oil Drain Bottle 19100 in this parts list have been Printer Paper 1 roll 34214 carefully tested and selected Service Coupler High Side red 18123 By R biiain Service Coupler Low Side blue 18122 Service Coupler Set 18124 high side red and low side blue couplers Service Hose low side blue 70123 Service Hose high side red 70124 Service Hose Set 71234 high side red and low side blue hoses Tank Fill Hose Filter 10233 Vacuum Pump Oil quart 13203 Vacuum Pump Oil gallon 13204 Vinyl Dust Cover optional 17499 Glossary A C System The vehicle air conditioning system being serviced Evacuation Moisture and other non condensables are removed from an A C system by a vacuum pump capable of pulling the system to 5 mbar absolute Internal Storage Vessel ISV The refillable refrigerant storage tank designed specifically for this machine 9 09 kg 20 04 Ib capacity Leak Test Vacuum Components containing refrigerant are evacuated and monitored for pressure rise which could ind
8. amount of refrigerant that is available for charging which is approximately 0 91 kg less than the total amount of refrigerant in the tank 13 Setup Garage Data This machine has the capability to print out recovery First Fill Field vacuum charge and flush information for each vehicle tested The information entered in the fill fields on the Garage Data screen will appear on each printout 1 Press MENU select Setup and press the right arrow Address twice until Garage Data appears Garage 2 The cursor is blinking in the first fill field Refer to Figure 4 3 Press the MENU key and a virtual keyboard appears as shown in Figure 5 4 Use the arrow keys on the machine s keypad to move around the keyboard Press OK to enter a character The cursor will move to the next character Figure 4 5 Press the MENU key to exit the virtual keyboard Press OK to save the data and move to the next field Press ESC to return to the Setup Menu A printout may be obtained any time the display screen shows OK PRN 123 1 2 3 4 5 6 7 8 9 0 Bk Tab q w e r t y u i o p i CAP a s d f g h j k l j j je Shift zx c v b nim cr EEES FA El E EEES Use the arrow keys in the virtual keyboard to move the cursor within the fill field Use the arrow keys Figure 5 on the machine s keypad to move d the virtual RON Ke 14 Operating Instructions VIN Entry After sele
9. debe obtener la aprobaci n del fabricante antes de hacer el env o a un centro de servicio autorizado 5 Los reclamos de servicio de garant a est n sujetos a inspecci n de defectos del producto 6 El fabricante no ser responsable de los costos adicionales relacionados con fallas en el producto que incluyen pero no se limitan a tiempo improductivo p rdida de refrigerante contaminaci n de refrigerante y env o no autorizado o cargos por mano de obra 7 Todo reclamo de servicio de garant a se debe hacer dentro del per odo de garant a establecido Se debe proporcionar la fecha de la prueba de compra al fabricante 8 Eluso de equipo de recuperaci n reciclaje con refrigerantes o selladores no autorizados anula la garant a Los refrigerantes autorizados se indican en el equipo o est n disponibles a trav s del Departamento de servicio t cnico El fabricante proh be el uso de equipo de recuperaci n reciclaje en sistemas de aire acondicionado A C con fugas de sellador ya sea porque un sello se infla o es de naturaleza aer bica Esta garant a limitada NO aplica si El producto o parte de ste se rompe accidentalmente El producto se usa incorrectamente se adultera o modifica El producto se usa para recuperar o reciclar cualquier sustancia que sea diferente al tipo de refrigerante establecido Esto incluye pero no se limita a materiales y productos qu micos utilizados para sellar fuga
10. nade a da ao Y kdo os 9 Setup Unpack the Accessory Kit 10 Install Oil Drain Bottle 10 Power Up the Machine 11 Register the Machine o ceat Er 9 e E ER 11 Language Selection eet tea eee nee 12 Unit of Measure 12 Date amp Time Setup 12 Service Installation Clearing 4 8 12 Tank Fill ACTUS RSEN Gua cg do aide bbe peepee CA Nadir 13 Eu dal CCP 13 Garage Dala rcm 14 Operating Instructions VIN EMY A Ga Re ee ong Cel dele PSone ed ae eae ae deien 15 Stored Dat iia li poate Te oun ceed 15 Diagnostic Pressures se seu kt deen ede ea eae dade eas 16 Printouts 16 icons La LL Dec ds ues totale to ter ed esters 17 VACUUM MITT 19 Hose Fl shi 5 xs vus os ara da aaa 20 cio iach de ee pad be aio Cade He 21 AUTOMATIC scires rd a e a a 23 Systemi FIUSNG se Tera one ra rio ee al 25 Maintenance GIC 27 Electrical Protection 27 Tank Fill Adjustment uon o do den ao err ede ete te S est dens 27 Tank FIM T 28 Tank Fill Hose Filter Service 29 Filter Changen ss s metem aame api Eed ma aR aa aih ioa E ea aa 30 Refrigerant Identifier 6 26 eee ee eee ee 32 Calibration Check o
11. ne la contamination des liquides frigorigenes et l exp dition et ou les frais de main d uvre soumis par des ateliers non autoris s 7 Toute r clamation pour des r parations au titre de la garantie doit tre soumise durant la p riode de garantie Une preuve d achat doit tre fournie au fabricant 8 L utilisation d un appareil de r cup ration et de recyclage avec du liquide frigorig ne ou des scellants non sp cifi s annule la garantie e Les liquides frigorig nes autoris s sont indiqu s sur l appareil ou ils peuvent tre obtenus aupr s du Service technique Le fabricant interdit l utilisation d un appareil de r cup ration et de recyclage dans les syst mes de climatisation contenant des colmatants pour fuites que ce soient des scellants dilatation ou a robiques Cette garantie limit e NE s applique PAS si le produit ouune partie du produit a t endommag par un accident a t utilis de facon inad quate ou qu il a t alt r ou modifi estutilis pour la r cup ration et le recyclage de substances autres que le type de liquide frigorig ne sp cifi Ces substances comprennent sans toutefois s y limiter les mat riaux et les produits chimiques utilis s pour colmater les fuites des syst mes de climatisation The Robinair unit is designed to meet all applicable agency certifications including Underwriter s Laboratories Inc SAE Standards and CUL Certain state and l
12. rear of the machine so liquid refrigerant is supplied to the connection 2 Use the strap shown in Figure 3 to secure the tank in place being careful to not block air flow from the vents on the lower right side 3 Connect the tank fill hose to the source tank fitting and open the tank valve 4 Press OK The machine checks the refrigerant in the source tank to verify it is R1234yf and it is not contaminated The machine displays WARM UP CALIBRATION IN PROGRESS GAS IDENTIFY REFRIGERANT PURITY ACCEPTABLE and after five seconds begins filling the ISV Add at least 3 6 kg of refrigerant to ensure enough is available for charging This process takes 15 20 minutes 5 The machine stops when the designated amount of refrigerant has been transferred to the ISV or when the source tank is empty Follow the messages on the display screen 6 Press OK to return to the Functions Menu The machine is ready for operation Note There is no need to calibrate the scale it was calibrated at the factory AC1234 6 Rev C WARNING To prevent personal injury while working with refrigerant read and follow the instructions and warnings in this manual and wear protective equipment such as goggles and gloves Figure 3 Note After the tank fill process is complete the display will not show the same amount as the programmed fill level The display shows the
13. syst me de climatisation conform ment aux recommandations des fabricants de l quipement d origine Due to ongoing product improvements we reserve the right to change design specifications and materials without notice Debido a las constantes mejoras del producto nos reservamos el derecho de cambiar dise o especificaciones y materiales sin aviso En raison des am liorations constantes apport es nos produits nous nous r servons le droit de modifier la conception les sp cifications et les mat riaux sans pr avis 655 EISENHOWER DRIVE OWATONNA MN 55060 0995 USA TECH SERVICES 800 822 5561 FAX 866 259 1241 CUSTOMER SERVICE 800 533 6127 FAX 800 322 2890 www robinair com 567817 Rev C November 10 2014 O Bosch Automotive Service Solutions LLC
14. the STORED DATA menu The STORED DATA menu is found by pressing MENU and choosing FUNCTIONS The vehicle A C system is now ready for use 22 Note The charge process includes an automatic vacuum leak test after which the system is pressurized with a small amount of refrigerant for a manual leak test e Ifthe leak test passes the refrigerant is automatically recovered and the selected charge is added e Ifthe leak test fails the refrigerant needs to be recovered and the vehicle needs to be checked for leaks by using an electronic leak detector CAUTION If the low side blue or high side red coupler valve is left open during the hose clearing process the system will pull refrigerant back out of the vehicle Operating Instructions Automatic gt Automatic Function The AUTOMATIC function allows a user to program an automatic recovery vacuum leak test and or charge sequence The user may choose to skip any step in the automatic operation during the programming A total automatic sequence may take up to an hour 1 Connect service hoses to the vehicle s service ports and open the couplers 2 Press AUTOMATIC 3 The machine displays a VIN entry screen To store vehicle service data by VIN use the arrow keys to select a field use the virtual keypad to enter information and press OK Entering a VIN is optional press OK to skip this step and not activate the Stored Data feature 4 The machine d
15. 0 Ibs when filter weight reaches 150 kg 331 Ibs the machine locks out and ceases to operate Refer to Replace the Filter in the Maintenance section Display Message Replace Identifier Filter If the machine displays REPLACE IDENTIFIER FILTER OK TO CONFIRM the filter inside the refrigerant identifier needs to be replaced Press OK to confirm and refer to the Maintenance section of this manual for instructions AC1234 6 Rev C 43 Troubleshooting Procedures Vacuum Function Display Message PRESSURE TOO HIGH Before the machine begins evacuating the A C system it checks for pressure in the system that might damage the vacuum pump If pressure greater than 0 7 bar is detected the machine displays PRESSURE TOO HIGH CHECK CONNECTIONS Select OK and recover refrigerant before proceeding Display Message Vacuum Time X XX Min If a leak test was programmed and a leak is detected the machine displays VACUUM TIME X XX MIN LEAK TEST RESULT NEGATIVE Press ESC to exit the automatic sequence and perform needed repairs Press OK to continue the automatic sequence despite the failed leak test To ensure an accurate leak test it is imperative that a thorough recovery and evacuation of the system be performed During the recovery process cold spots can develop in the A C system Pockets of refrigerant in desiccant and in system oil will continue to vaporize as the A C system temperature equa
16. 15 Operating Instructions Diagnostic Pressures Diagnostic Pressures mode is used to capture and print vehicle system operating pressures The following values are available for printing vehicle information system high side pressure system low side pressure Note ambient temperature and humidity Diagnostic pressures will be available When Diagnostic Pressures mode is selected at the in Stored Data only when captured with start of RECOVERY or AUTOMATIC recovery the a VIN entry in Recovery Automatic or values are available for printing until the end of the Charge modes recovery Diagnostic pressures captured from The capture of diagnostic pressures is recommended at MENU can be printed immediately after the end of CHARGE or AUTOMATIC charge the diagnostic pressures are taken but they will not be stored When Diagnostic Pressures mode is selected from MENU values may be printed after capturing When running Diagnostic Pressures from pressures The machine also requires hose MENU refrigerant identification occurs equalization and hose clear necessary to reduce before clearing hoses charge loss due to the diagnostic procedure Printouts At the End of Every Function Data for the function just completed may be printed from the results screen by pressing OK on the machine s control panel See Figure 6 After the Last Complete Service Mode A summary of the complete service may be printed from STORED
17. During the recovery process cold spots can develop in the A C system Pockets of refrigerant in desiccant and in system oil will continue to vaporize as the A C system temperature equalizes toward ambient As this occurs A C system pressure increases which may be interpreted by the machine as a leak This varies somewhat with ambient temperature conditions AC1234 6 Rev C 45 Storage and Transportation of Equipment Storage Never leave the machine live if an immediate use is not scheduled 1 Disconnect the machine from its power supply 2 Loop the service hoses around the handle twice and attach them to the storage ports See Figure 30 3 Store the machine in a dry stable area away from flames and hot surfaces The temperature of the storage area should range between 18 C and 66 C 0 F and 150 F 4 Lock the front wheels Transportation of Equipment A WARNING To prevent personal injury should the machine require transport to a local Robinair service center follow local government regulations regarding transportation of equipment containing R1234yf 46 Figure 29 Hose couplers connected to storage ports Robinair Limited Warranty Statement Rev November 1 2005 This product is warranted to be free from defects in workmanship materials and components for a period of one year from date of purchase All parts and labor required to repai
18. MATIC activates a menu to set up an Ey automatic recovery vacuum leak test charge sequence fx CHARGE activates a sequence to charge a De the vehicle A C system with a programmed amount of refrigerant DATABASE supplies information regarding Ale charge capacity by vehicle model A Alo Pa gt m ESC returns the test sequence to the previous screen or answers a query Control Panel Keypad HELP displays information related to the current display OK highlights the menu item answers a query or starts the video MENU accesses additional functions and setup parameters DN RECOVER activates a sequence to recover De RE refrigerant from the vehicle A C system STOP interrupts the active function Press once to pause tvvice to terminate VACUUM activates a sequence to pull a V deep vacuum on the vehicle A C system to remove air and moisture Introduction Setup Menu Functions Access the following functions by pressing the Menu key and selecting Setup Air Purge Info Displays internal storage vessel ISV pressure and temperature Use to check ISV for excessive pressure Backlight Adjusts the contrast on the display screen Beeper Setting Turns the audio beep OFF and ON Calibration Check Use to verify internal scale calibration Refer to Calibration Check in the Maintenance section Change Vacuum Pump Oil Displays how long the vacuum pump has operated since the last oil ch
19. Possible electromagnetic or RF radio frequency 2 Move unit away from EMF or interference RFI sources ANALYZER ERROR 2 Possible electromagnetic or RF Move unit away from EMF or HIGH OUTPUT radio frequency interference RFI sources ANALYZER ERROR 3 Possible refrigerant in external Check air ventilation and air AIR CALIBRATION LOW calibration air flow ANALYZER ERROR 4 IDENTIFIER OUT OF TEMPERATURE RANGE Identifier temperature outside Check unit ventilation and operating range ambient conditions 1 Insufficient refrigerant flow to 1 Check source tank for ANALYZER ERROR 5 identifier pressure and secure valve REPLACE IDENTIFIER 2 Sample hose or filter inside connections FILTER AND SAMPLE HOSE refrigerant identifier is 2 Follow maintenance ASSEMBLY plugged or contaminated procedure to change identifier with oil filter and sample hose Non condensable gas is present in ISV that could contaminate A C system CHARGE IN PROGRESS AIR PURGE Before it charges the machine purges air out of the ISV 1 Check source tank for 1 Machine senses low pressure and secure valve pressure connections 2 Filter in tank fill hose is 2 Refer to Tank Fill Hose plugged Service in Maintenance section INSUFFICIENT PRESSURE If pressure is less than 0 7 bar Refer to Vacuum section follow refrigerant cannot be identified instructions to evacuate system Charge process is automatically interrupted and machine operates in a mod
20. R1234yf and not contaminated and displays the following screens CALIBRATION IN PROGRESS GAS IDENTIFY REFRIGERANT PURITY ACCEPTABLE After five seconds the machine begins the recovery process The clicking noise indicates the solenoid is opening and closing this is normal 8 The machine runs a self clearing cycle to clear refrigerant from its internal plumbing 9 When the system has recovered to 0 psi the vacuum pump starts and runs until recovery is complete 10 After oil drain is complete the machine displays a summary of gas recovered At this point you may print out recovery information and pre recovery diagnostics by selecting OK The displayed recovered weight can vary depending on ambient conditions and should not be used as an indicator of scale accuracy 11 The amount of oil that was removed from the A C system is the amount of new oil that should be charged into the A C system after evacuation is complete e Use only new oil to replace the oil removed during the recycling process e Dispose of used oil according to government regulations Recovery is complete 18 Operating Instructions Vacuum e V Evacuate the Vehicle A C System 1 Connect the service hoses to the vehicle s service ports Open the coupler valves by turning the collars clockwise Press VACUUM The machine displays a VIN entry screen To store vehicle service data by VIN use the arrow
21. Robinair cannot know evaluate or advise you as to all possible hazards You must verify that conditions and procedures do not jeopardize your personal safety Explanation of Safety Decals Used on the Machine A Carefully read the instructions Do not use in open air in case of rain or high humidity Wear gloves Wear protection goggles Alternating voltage Grounding protection Electrical shock hazard gt 00 Safety Precautions A WARNING To prevent personal injury ALLOW ONLY QUALIFIED PERSONNEL TO OPERATE THE MACHINE Before operating the machine read and follow the instructions and warnings in this manual The operator must be familiar with air conditioning and refrigeration systems refrigerants and the dangers of pressurized components If the operator cannot read this manual operating instructions and safety precautions must be read and discussed in the operator s native language USE THE MACHINE AS OUTLINED IN THIS MANUAL Using the machine in a manner for which it was not designed will compromise the machine and nullify the protections provided PRESSURIZED TANK CONTAINS LIQUID REFRIGERANT Do not overfill the internal storage vessel ISV because overfilling may cause explosion resulting in personal injury or death Do not recover refrigerants into nonrefillable containers use only type approved refillable containers that have pressure relief valves HOSES MAY
22. The machine displays a VIN entry screen To store vehicle service data by VIN use the arrow keys to select a field use the virtual keypad to enter information and press OK Entering a VIN is optional press OK to skip this step and not activate the Stored Data feature Oil Drain Bottle C y Setup y Functions Press the y RRR Y number on D Database the keypad y Update that z E mae D Product Activation the number ES Recovery of the function an Charge Automatic System Flush Diagnostic Pressure Esc A IOB Y 0860 of OOOH 108806 ESC Figure 8 DATABASE RECOVER ER n v Dom Another vvay to select Recovery is by pressing the RECOVER button on the control panel AC1234 6 Rev C 17 Operating Instructions Recovery Recover Refrigerant from a Vehicle continued 6 The machine displays RUN DIAGNOSTIC PRESSURES To print diagnostic pressures at this point follow the Note Diagnostic pressures will be available prompts to start the vehicle and set the A C system for printing only until the end of the recovery according to service manual A C performance test function unless a VIN was entered in Step 5 requirements Press OK The machine displays when to capture the values and when they may be printed 7 The machine checks the refrigerant in the vehicle to verify it is
23. ange and the amount of time remaining until the next oil change is needed For maximum vacuum pump performance change vacuum pump oil every time the filter is replaced Refer to the Change Vacuum Pump Oil in the Maintenance section Date and Time Setup Program the machine for current date and time Default Charge Target Change the default charge amount that appears on the charge programming screen Filter Change The filter removes acid particulates and moisture from the refrigerant To meet requirements it is mandatory to replace the filter after 150 kg 331 lbs of refrigerant has been filtered This menu item displays the filter capacity remaining until the machine locks down and no longer functions Refer to Filter Change in the Maintenance section AC1234 6 Rev C Garage Data Programs information that will appear on the printout each time the print function is used Hose Flush Flushes residual oil from the machine to prepare for the service of next vehicle Language Selection Select a language for screen prompts English is the default language Refrigerant Management Displays the amount of refrigerant recovered charged and replenished for the life of the machine and filtered since the last filter change Service For Robinair service center use only System Information Displays the revision level of the software in the machine Tank Fill Adjustment The tank fill value may be adjusted up or dow
24. cted the machine prompts for a Hose Flush procedure Connect high side red and low side blue service hoses to the storage ports and open the coupler valves Press OK If ESC is selected the machine continues with CHARGE After Hose Flush is complete move service hoses to the vehicle s service ports and open the couplers Press OK The machine performs automatic tests on the system as required by SAE J2843 When prompted perform a manual leak test using a leak detector certified to SAE J2913 Once the leak test has been completed CHARGE continues Moving or bumping the machine at this point may result in an inaccurate charge When the charge cycle gets close to the desired weight value the machine slows down It will charge settle charge again settle etc At the end of CHARGE the machine prompts through a Diagnostic Pressures test Follow prompts to equalize liquid refrigerant into the vehicle A C system for maximum charge accuracy When prompted close the coupler valves and remove the service hoses from the A C system Install the hoses on machine s storage ports Press OK to begin clearing hoses to prepare the machine for the next service When the hoses are clear the display shows a summary of charge results which may be printed by pressing OK Note If a VIN was entered when prompted complete service results may be printed at the end of the vehicle s entire service by selecting the vehicle VIN from
25. cting any service function information about the vehicle and the vehicle identification number VIN may be entered into the machine Entering the VIN activates the Stored Data feature Entering a VIN when you see this screen activates the Stored Data feature To skip this step and not store vehicle data press OK To store vehicle service data use the arrow keys to selecta field use the virtual keypad to enter information and press OK Stored Data The machine stores service data for the last 20 VINs that were logged into the VIN Entry screen Complete service results may be printed at the end of the vehicle s entire service by selecting the VIN from the STORED DATA menu Service data includes VIN vehicle information if entered ambient temperature and humidity high side and low side vehicle diagnostic pressures refrigerant purity recovered amount vacuum time charged amount The STORED DATA menu is accessed by pressing MENU and choosing FUNCTIONS 2 The choices under STORED DATA are PRINT DATA RECORD a list of VINS is displayed Use the UP or DOWN arrow to highlight the VIN for which you wish to print service data DELETE DATA RECORD following the prompts for this option permanently deletes a VIN and any records associated with it CLEAR ALL DATA following the prompts for this option permanently deletes all VINs and any records associated with them AC1234 6 Rev C
26. date and time Service Installation Clearing At this point the machine clears its internal plumbing before proceeding with setup 1 When prompted connect the service hoses from the machine to their storage ports as shown in Figure 2 2 Check the vacuum pump oil level sight glass and verify the oil level is correct 3 Open the service couplers The machine performs an internal clearing of its plumbing and then sounds an alarm when the Tank Fill Adjustment screen is displayed 12 Service Hoses Connected to Storage Ports Figure 2 Setup Tank Fill Adjustment The operator may either accept the machine s pre set default weight of 4 5 kg 10 lbs of refrigerant stored in the ISV or change to a lesser amount to accommodate the application The maximum amount allowed for new refrigerant is 6 8 kg which leaves room for additional recovery 1 The machine displays 45KG Press OK to accept the default amount or use the keypad to enter an amount and press OK 2 The machine displays CONNECT SOURCE TANK TO FILL HOSE Press OK to continue or ESC to exit Tank Filling The internal storage vessel ISV maximum fill of new refrigerant may be adjusted between 1 8 kg and 6 8 kg by using the keypad Note The lower the ISV fill level setting the greater the ISV capacity for recovery Maximum recovery is 9 09 kg 1 Position the source tank on the
27. e is sitting idle the machine automatically adds refrigerant up to the level set during Tank Fill Adjustment 1 Connect an R1234yf source tank to the tank fill hose at the rear of the machine Note The tank fill hose and the tank access port have left hand threads Hand tighten the tank fill hose 2 Open the tank valve 3 Mount the source tank on the shelf at the rear of the machine oriented to supply liquid refrigerant to the connection Tighten the holding strap around the source tank Verify the tank does not restrict air flow from the vent 4 Select TANK FILLING from the Functions menu The machine displays FILL AMOUNT XX XXX CONNECT SOURCE TANK TO FILL HOSE 5 Press OK The machine checks the refrigerant in the source tank to verify it is R1234yf and not contaminated The machine displays the following screens Figure 13 WARM UP CALIBRATION IN PROGRESS GAS IDENTIFY REFRIGERANT PURITY ACCEPTABLE and after five seconds begins filling the internal storage vessel ISV 6 The machine automatically stops when the preset tank fill level is reached To stop the tank fill before the preset level is reached select ESC 7 If using a non refillable tank the machine must display SOURCE TANK EMPTY before the tank may be discarded 28 Maintenance Tank Fill Hose Filter Service The tank fill hose at the rear of the machine see Figure 13 c
28. e to build tank pressure Once tank pressure is sufficient machine automatically completes charge EMPTY SOURCE TANK Machine is circulating ISV CONDITION refrigerant to build ISV pressure for a charge cycle AC1234 6 Rev C 39 Troubleshooting Messages Troubleshooting Messages continued Display Case Solution OIL OUT OF LIMIT PRESSURE TOO HIGH PURITY TEST FAILED PURITY TEST FAILED 100 AIR REFRIGERANT INSUFF REPLACE IDENTIFIER FILTER SYSTEM PRESSURE TOO LOW VACUUM DECAY TEST FAILED 40 Vacuum pump has run for 10 hours vacuum pump oil should be replaced Excessive pressure has been detected Refrigerant in vehicle is either not R1234yf or it is contaminated 1 Insufficient refrigerant flow to identifier 2 Excessive air in source tank After selecting CHARGE and entering a desired weight if the weight entered will leave less than 91 kg 2 lbs of refrigerant in ISV after charge charge function will not start 1 Filter inside refrigerant identifier is plugged 2 Filter in tank fill hose is plugged If pressure is less than 0 7 bar the refrigerant cannot be identified A leak in the vehicle A C System Refer to Change Vacuum Pump Oil in the Maintenance section for instructions Press ESC Refer to Recovery section and recover refrigerant before proceeding Refer to Troubleshooting Procedures section Use 25700 external recovery machine
29. emoved from the vacuum pump and replaced the vacuum pump will be permanently damaged 35 Maintenance Edit Print Header To make changes to the text that appears in the header on each printout 1 Select GARAGE DATA from the Setup menu 2 The cursor is blinking in the first field Press the Menu key to display a virtual keyboard 3 Use the arrow keys to move around the keyboard Press OK to enter a character 4 Press the Menu key to exit the keyboard and move to the next fill field 5 Press OK to save the data and press ESC to exit the keyboard This procedure is explained in more detail in the Setup section of this manual under Garage Data Leading Edge of Paper Over Roller Replace Printer Paper To install a new paper roll in the printer 1 Remove the cover on the printer by pulling out on the tab as shown in Figure 26 2 Remove the paper core 3 Install the new roll of paper with the end of the paper at the top of the roll 4 Assemble the cover onto the printer with the leading edge of the paper over the roller Tab Replace Service Hoses Figure 26 and or Service Couplers Ensure pressure has been removed from service hoses before disconnecting a hose or coupler from the machine Pressure gauges must read at or below 0 psig If pressure exists recover the refrigerant from the hoses before disconnecting a hose or coupler 36 Replacement Parts and Glossary Parts
30. ess OK again to print data press ESC to continue with RECOVERY 7 The machine checks the refrigerant in the vehicle to verify it is R1234yf and not contaminated which is required by SAE J2843 The machine displays the following screens WARM UP CALIBRATION IN PROGRESS GAS IDENTIFY REFRIGERANT PURITY ACCEPTABLE If the purity reading is acceptable the machine performs a recovery and system oil is drained at the end If vacuum time was programmed the machine performs a vacuum 8 If CHARGE was selected the machine displays CHARGING A HIGH VOLTAGE SYSTEM THAT USES POE OIL If ESC is selected the machine continues with CHARGE If OK is selected the machine prompts for a hose flush procedure Connect high side red and low side blue service hoses to storage ports on the machine Open coupler valves Press OK 9 Reconnect service hoses to the vehicle s A C system Open coupler valves Press OK The machine performs automatic tests on the system as Note agnostic ES Hn be required by SAE J2843 available for printing only until the end of the Automatic function unless a VIN was 10 When prompted perform a manual leak test usinga entered in Step 3 leak detector certified to SAE J2913 Once the leak test has been completed CHARGE continues 11 At the end of CHARGE the machine prompts through a Diagnostic Pressures test 12 Follow prompts to equalize liquid refrigerant into the vehic
31. gerant available in the ISV as indicated on the display for charging e Ifthe flush process is interrupted by an accidental power down or other fault use the Recovery mode to remove the refrigerant from the vehicle Setup 1 Verify the oil drain bottle on the front of the machine is empty See Figure 10 Recover refrigerant as outlined in this manual under Recover Refrigerant from a Vehicle 2 Close service coupler valves and disconnect hoses Cil Drain from vehicle access ports Bottle 3 Close the valve on the external source tank Note During this procedure up to 4 5 kg 10 Ibs of refrigerant is charged into the vehicle A C system If the flushing cycle is stopped before it is complete and the external source valve is open the machine automatically adds refrigerant to the ISV and there will Figure 10 be no room to recover the refrigerant used for flushing 4 Remove the A C system expansion device and reconnect the fittings to create a bypass 5 Disconnect the compressor block at the rear of the compressor 6 Attach the compressor block adapter from the flushing kit to the system side of the compressor block AC1234 6 Rev C 25 Operating Instructions System Flush Configure the block connectors to provide forward or back flushing of the refrigerant which flows from the machine through the red high side connection hose Open the red service coupler Connect the filter housing to t
32. has been used the machine locks down when the 150 kg 331 Ib filter capacity has been reached and will no longer function A WARNING The components in the machine are under high pressure To prevent personal injury change the filter only when the machine prompts Check Remaining Filter Capacity 1 Select FILTER CHANGE from the Setup Menu or when the machine prompts The machine displays FILTER LIFE TIME X XX KG REPLACE FILTER The machine displays the amount of filter capacity remaining until the machine locks down 2 When prompted select OK to change the filter select ESC to resume using the machine Replace the Filters and Sample Hose Assembly 1 If OK was selected to change the filter the machine clears the filter then prompts for the new filter code to be entered WAITING FOR FILTER TO BE CLEARED SERIAL NR FILTER Use the keypad to enter the serial number that appears on the new filter and select OK If SERIAL NUMBER WRONG is displayed the serial number has been incorrectly entered or the filter has already been used in this machine 2 The machine displays TURN UNIT OFF REMOVE SHROUD AND REPLACE FILTER IDENTIFIER FILTER AND IDENTIFIER SAMPLE HOSE Shut off the machine Remove the oil bottle Remove the four screws holding the shroud See Figure 15 30 29 WARNING To prevent personal injury while working with instructions and warnings in this manual and wear
33. he desired return side of the adapter block and to the blue low side hose Open the blue service coupler Verify that a flushing filter is correctly installed in the flushing filter housing Open the isolation valve on the hose Operating Instructions 1 Select SYSTEM FLUSH from the RRR menu See Figure 11 The machine displays a VIN entry screen To store vehicle service data by VIN use the arrow keys to select a field use the virtual keypad to enter information and press OK Entering a VIN is optional press OK to skip this step and not activate the Stored Data feature Select START to accept the default flush time of 10 minutes or enter the desired flush time using the keypad and select START The vacuum pump runs for five minutes to remove air from the A C system if needed The machine flushes the system for the designated length of time and then enters a recovery mode Oil that has been collected drains into the graduated oil drain bottle Remove the bottle and measure oil Dispose of oil according to the laws in your jurisdiction It is the responsibility of the user to determine if a material is a hazardous waste at the time of disposal When the machine displays FLUSH COMPLETE close service couplers remove hoses and reassemble the vehicle s A C system to its original state 8 Open the valve on the source tank Evacuate and recharge the vehicle according to the ins
34. icate a leak Machine Model No AC1234 6 PAG Polyalkylene Glycol POE Polyester Oil Recovery Recycling Refrigerant is recovered from an A C system filtered and stored in the ISV Refrigerant R1234yf AC1234 6 Rev C 37 Software Flow Chart Service Refrigerant Management A Air Purge Info Language Selection Tank Filling Garage Data System Information Tank Fill Adjustment Date and Time Setup Unit of Measure Default Charge Target Backlight Change Vacuum Pump Oil Calibration Check Hose Flush Filter Change Beeper Setting EN Tank Filling Video Instruction System Information Legal Date and Time Setup Instantaneous Setup Stored Data EN Functions Print Data Record Menu H RRR Delete Data Record Database Clear All Data Update Recovery Product Activation Vacuum Charge Update Application Automatic Update Db System Flush Diagnostic Pressures 38 Troubleshooting Messages Display Case Solution AIR FLOW ERROR Fan is not working Air flow is Exit current fest Contact Robinair blocked authorized service center 1 Insufficient refrigerant flow to 1 Check source tank for identifier pressure and secure valve ANALYZER ERROR 1 connections UNSTABLE OUTPUT 2
35. ir Conditioning system Lubricant removed from the system and or the equipment shall be disposed of in accordance with applicable federal state and local procedures and regulations Introduction This machine is designed and certified to SAE J2843 HFO 1234yf Recovery Recycling Recharging Equipment for Flammable Refrigerants for Mobile Air Conditioning Systems The machine is designed to recover and recycle R1234yf refrigerant evacuate air after the system has been open and recharge refrigerant Other functions include system flush diagnostic pressures and retention of service data by vehicle VIN for recall and printout The machine is a single pass system i e refrigerant flows through a filter once that meets SAE J2099 specifications for recycled refrigerant The machine also meets oil cross contamination requirements for high voltage system charge Follow recommended service procedures for the containment of R1234yf Note R1234yf systems require special oils Refer to the A C system manufacturer s service manual for oil specifications Technical Specifications Compressor 1 3 HP Dimensions 107 cm x 61 cm x 76cm Displdy sta nas sues dd setanta 1 4 VGA color graphic Filter Capacity DE cepe he HORSE a us 150 kg Humidity 90 F 32 2 C 86 RH non condensing Pressure Gauges Y 100 mm Maximum Pressure
36. isconnect wire harness USB connector and sample hose Figure 22 33 Maintenance Replacing the Oxygen Sensor continued 6 Disconnect the wire harness at the connector by pressing on the center tab Pull the connectors apart See Figure 23 Press to disconnect wire harness 7 Move the cap and harness aside Hold the lead from the sensor and use a flat blade screwdriver to unthread and remove the oxygen sensor See Figure 24 8 Remove the pink protective film from the threaded end of the new oxygen sensor 9 Install the new oxygen sensor using the screwdriver to thread it into place Tighten the Figure 23 sensor to 4 in Ibs 10 Reconnect the lead at the connector and tuck the wires into the opening Use flat blade 11 Replace the cap and push until it clicks into screwdriver place Install the identifier onto the machine and to remove sensor reconnect the wire harness USB connector and sample hose 12 Verify the wiring is not binding and replace the shroud Figure 24 34 Maintenance Change Vacuum Pump Oil 1 Select CHANGE VACUUM PUMP OIL from the Setup menu or when prompted The display shows how long the vacuum pump has operated since the last oil change OIL LIFE TIME X HOURS X MINUTES CHANGE OIL 2 Press OK If the machine displays OIL CHANGE WAIT allow the vacuum pump to run for 30
37. isplays y 24 LP B HP LP p Refrigerant Vacuum D Use the number keys on the keypad to make selections 1 3 for the vehicle A C system For selections 5 6 accept the default values or enter values and press OK 5 If no pressure is detected the machine proceeds to the next programmed mode VACUUM or CHARGE If pressure is detected the machine prompts to run diagnostic pressures before recovery RUN DIAGNOSTIC PRESSURES Running diagnostic pressures before RECOVERY is optional diagnostic pressures should be run when prompted after CHARGE Press OK to run diagnostic pressures press ESC to continue with RECOVERY AC1234 6 Rev C refrigerant read and follow the equipment such as goggles and NE gloves will beep three times the red lights on the problem encountered The sequence 9 D WARNING To prevent personal injury while working with instructions and warnings in this manual and wear protective Note If problems are encountered during the automatic sequence the machine the front of the machine will blink and the control panel readout will pinpoint remains paused until the user enters a decision regarding how to proceed 23 Operating Instructions Automatic Automatic continued 6 If OK was selected follow prompts to start the vehicle and set the A C system according to service manual A C performance test requirements Press OK after pressure stabilizes Pr
38. keys to select a field use the virtual keypad to enter information and press OK Entering a VIN is optional press OK to skip this step and not activate the Stored Data feature Press OK to accept the default evacuation time 10 minute default 5 minute minimum or enter the desired vacuum time using the number keys and press OK The machine pulls a vacuum on the A C system for the programmed amount of time During the vacuum process the machine may perform an air purge if needed The machine stops when the specified amount of time has elapsed At this point you may print out vacuum information by selecting OK Press ESC to return to the main menu AC1234 6 Rev C 0 MA VVARNING To prevent personal injury while working with refrigerant read and follow the instructions and warnings in this manual and wear protective equipment such as goggles and NE gloves Note When the vacuum pump has operated for 10 hours the machine prompts for an oil change Select OK to proceed with an oil change select ESC to continue with the vacuum process Refer to Change Vacuum Pump Oil in the Maintenance section of this manual 19 Operating Instructions Hose Flush Flushing the Hoses If the machine will be used to service a high voltage compressor system it is very important that residual oil such as PAG from the previous service is flushed out of the hoses and plumbing before beginning the high v
39. le A C system for maximum charge accuracy 13 When the sequence is complete close the high side red and low side blue coupler valves 14 When prompted remove service hoses from the A C system and install them on the machine s storage ports Select OK to begin clearing hoses This prepares the machine for the next service CAUTION If the low side blue or high side red coupler valve is left open during the hose clearing process the system will pull refrigerant back out of 15 The machine displays a summary of actions the vehicle performed during the automatic sequence 24 Operating Instructions System Flush System Flushing Process This machine provides a method of removing oil by forcing liquid refrigerant through an A C system or ze components of an A C system A special flushing T7428 WARNING To prevent personal adapter purchased separately accesses the A C injury while working with system at the compressor block After flushing the refrigerant read and follow the refrigerant is recovered by the machine and filtered by instructions and warnings in the recycling circuit returning it to SAE purity levels rS this manual and wear protective A C systems vary and may require the adapting and equipment such as goggles and flushing of individual components Refer to service A gloves bulletins as needed during this procedure Notes e The machine must have at least 4 5 kg 10 Ibs of refri
40. lizes toward ambient As this occurs A C system pressure will increase which may be interpreted by the machine as a leak This will vary somewhat with ambient temperature conditions 44 Troubleshooting Procedures Automatic Function System Flush or Charge Function Display Message REFRIGERANT INSUFF If the weight entered is more than the refrigerant available in the ISV the charge function will not start The display reads REFRIGERANT INSUFF Refer to Manually Fill the ISV in the Maintenance section Display Message PRESSURE TOO HIGH FOR VACUUM Before the machine begins evacuating the A C system during the automatic sequence it checks for any pressure in the system that may damage the vacuum pump If pressure is detected the machine displays PRESSURE TOO HIGH FOR VACUUM Press ESC Recover refrigerant before proceeding Display Message VACUUM TIME X XX MIN If a leak test was programmed and a leak is detected the machine displays VACUUM TIME X XX MIN LEAK TEST RESULT NEGATIVE Press ESC to exit the automatic sequence and perform needed repairs Press OK to continue the automatic sequence despite the failed leak test Display Message PURITY TEST FAILED Refer to Troubleshooting Procedures Recovery Function and Automatic Function Information To ensure an accurate leak test it is imperative that a thorough recovery and evacuation of the system is performed
41. n to suit the user s needs The default is 4 5 kg 10 Ibs Refer to Tank Fill Adjustment in the Maintenance section Tank Filling Transfer refrigerant from the source tank to the ISV Refer to Tank Filling in the Maintenance section Unit of Measure Program the machine to display units of measure in kilograms or pounds The default display is kilograms Setup Unpack the Accessory Kit Unpack the accessory kit from the box and remove the plastic packaging Accessory Kit Calibration Weight Tank Fill Hose 533 g Adapter Cap and Filler Tube Vacuum Pump Oil 16 oz Pouch containing a warranty card to be filled out and mailed MSDSs EPA information MACS information and a service center list Oil Drain Bottle Install Oil Drain Bottle 1 Hold the oil drain bottle straight and insert the connector into the hole behind the shroud until it snaps into place See Figure 1 Oil Drain Bottle 10 Setup Power Up the Machine 1 Unwind the power cord from the handle and plug it into a correct voltage grounded outlet 2 Position the machine so the plug and the main power switch are of easy access for the operator Verify the fan vents on the rear of the machine are not obstructed 3 Lock the front wheels 4 Turn ON the main power switch Register the Machine CAUTION The machine is programmed to run the setup procedure as outlined here To prevent
42. n be noxious to the user TO REDUCE THE RISK OF FIRE do not use the machine in environments containing explosive gases or vapors TO REDUCE THE RISK OF FIRE protect the machine from conditions that may cause electrical failure or other hazards relating to ambient interaction CAUTION DO NOT PRESSURE TEST OR LEAK TEST EQUIPMENT AND OR VEHICLE AIR CON DITIONING SYSTEMS WITH COMPRESSED AIR Some mixtures of air and refrigerant have been shown to be combustible at elevated pressures These mixtures if ignited may cause injury or property damage HIGH VOLTAGE ELECTRICITY INSIDE THE MACHINE HAS A RISK OF ELECTRICAL SHOCK Exposure may cause personal injury Disconnect power before servicing the machine NEVER LEAVE THE MACHINE LIVE IF AN IMMEDIATE USE IS NOT SCHEDULED Disconnect the electrical supply before a long period of inactivity or before internal maintenance is performed DO NOT MODIFY THE PRESSURE RELIEF VALVE OR CHANGE THE CONTROL SYSTEM SETTINGS Using the machine in a manner for which it was not designed will compromise the machine and nullify the protections provided Additional health and safety information may be obtained from refrigerant and lubricant manufacturers AC1234 6 Rev C 3 Safety Precautions CAUTION To prevent equipment damage TO PREVENT CROSS CONTAMINATION USE THIS MACHINE WITH R1234YF REFRIGERANT ONLY L The machine is equipped with special connectors to recover recycle and recharge
43. nnect the machine from its power source 2 Remove the oil drain bottle 3 Remove the four screws shown in Figure 12 and remove the shroud 4 Locate the fuse on the center sheet metal Replace the fuse with the same amperage and type 5 Replace the shroud and the oil bottle Tank Fill Adjustment The maximum setting for tank fill is 6 8 kg 15 Ibs This value may be adjusted to suit the application The minimum value is 1 8 kg 4 Ibs 1 Select TANK FILL ADJUSTMENT from the Setup menu 2 The machine displays the default amount of refrigerant TANK LEVEL 4 5 KG 3 Select OK to accept the default amount or use the keypad to enter an amount and select OK AC1234 6 Rev C WARNING To prevent personal injury 39 e Only qualified personnel may perform inspections and repairs to this machine Read and follow the instructions and warnings in this manual and wear protective equipment such as goggles and gloves 4 e Do not operate the machine when the shroud has been removed Ec Remove the four screws holding the shroud Figure 12 27 Maintenance Tank Filling This menu item is used to transfer refrigerant from a source tank to the ISV This procedure works only if the ISV contains less than the maximum amount of refrigerant programmed under Tank Fill Adjustment See previous page Note If a source tank is connected to the tank fill hose while the machin
44. nutes to achieve the equipment such as goggles and correct level NE 7 gloves e 5 minute vacuum rise test e 15 charge e manual leak test using a leak detector certified to SAE J2913 Notes e J2843 leak testing is intended to find a gross leak before charge for safety reasons It is not intended to take the place of other established leak test practices e The 15 charge is automatically recovered before recharging the programmed amount To avoid false failures the temperatures of the vehicle system and the recovery machine should be within 5 degrees C Refer to the vehicle service manual for specific vehicle instructions 1 Connect service hoses to the vehicle s service ports and open the couplers 2 Press CHARGE 3 The machine displays a VIN entry screen To store vehicle service data by VIN use the arrow keys to select a field use the virtual keypad to enter information and press OK Entering a VIN is optional press OK to skip this step and not activate the Stored Data feature 4 The machine displays D D t j B HPP Refrigerant 0590 kg Use the number keys on the keypad to make selections 1 3 for the vehicle A C system For selection 7 enter a value and press OK AC1234 6 Rev C 21 Operating Instructions Charge Charge continued 5 The machine displays CHARGING A HIGH VOLTAGE SYSTEM THAT USES POE OIL 10 11 12 If OK is sele
45. o the low side coupler of the 25700 refrigerant recovery machine 2 Connect the other end of the adapter to the tank fill hose fitting on the AC1234 6 3 Connect the discharge hose from the 25700 to a tank specified to receive contaminated refrigerant 4 Start the 25700 and open the coupler valve Run a recovery until the gauge on the 25700 indicates vacuum 5 Shut off the 25700 6 Slowly and carefully disconnect the adapter from the tank fill hose and the 25700 There may still be a small amount of pressure in the line S No 25700 Refrigerant Recovery Machine No 17990 Contaminated Refrigerant Tank Figure 27 41 Troubleshooting Procedures Recovery Function or Automatic Function Display Message PURITY TEST FAILED During the RECOVERY function or AUTOMATIC Connect No 25700 RECOVERY function if the machine displays contaminated refrigerant recovery machine here PURITY TEST FAILED RECOVER CONTAMINATED REFRIGERANT FROM SYSTEM AND HOSES OK TO RETRY ESC TO QUIT the refrigerant in the source tank or in the vehicle A C system is either contaminated or it is not R1234yf In either case it should not be added to the internal storage vessel in the machine The contaminated refrigerant sampled by the refrigerant identifier in the machine must be removed A refrigerant recovery machine No 25700 Figure 28 dedicated to contaminated refrigerant is required for the following steps 1
46. ocal jurisdictions dictate that using this equipment to sell refrigerant by weight may not be permitted We recommend charging for any A C service by the job performed This weight scale provides a means of metering the amount of refrigerant needed for optimum A C system performance as recommended by OEM manufacturers La unidad Robinair est dise ada para cumplir con todas las certificaciones de agencia aplicables incluyendo Underwriter s Laboratories Inc Est ndares SAE y CUL Ciertas jurisdicciones estatales y locales prescriben que el uso de este equipo para vender refrigerante por peso es posible que no sea permitido Recomendamos que se cobre el trabajo realizado por dar servicio al aire acondicionado Esta escala de peso proporciona un medio para medir la cantidad de refrigerante que se necesita para el rendimiento ptimo del sistema de aire acondicionado tal como lo recomiendan los fabricantes OEM La machine Robinair a t con ue pour r pondre toutes les certifications applicables y compris celles de l organisation Underwriters Laboratories Inc ainsi qu aux normes SAE et CUL Certaines juridictions nationales et locales n autorisent pas l utilisation de cet quipement pour vendre du r frig rant au poids Nous recommandons de facturer l entretien du syst me de climatisation en fonction du travail effectu Ce poids de tarification permet de calculer la quantit de r frig rant requise pour garantir le fonctionnement optimal du
47. oltage service At the beginning of every charge process the machine displays CHARGING A HIGH VOLTAGE SYSTEM WITH POE OIL If OK is selected the machine guides you through the Hose Flush procedure Note The Hose Flush procedure may also be selected from the Setup menu 1 Connect the service hoses to the machine s storage port connections shown in Figure 9 2 Open the coupler valves by turning the collars clockwise 3 Select OK to begin the hose flush process which runs for three minutes followed by a recovery 4 When the hose flushing process is complete the display reads HOSE FLUSHING OK PRESS OK TO CONFIRM Press OK to confirm the display messages 5 Close the coupler valves by turning the collars counterclockwise 6 Press OK to return to the previous menu 20 WARNING To prevent personal injury while working with refrigerant read and follow the e instructions and warnings in this manual and wear protective equipment such as goggles and gloves Ve V NA Storage Port Connections Figure 9 Operating Instructions Charge m pS 39 A WARNING To prevent personal injury while working with Recharge the Vehicle A C System refrigerant read and follow the The following tests are automatic and performed as instructions and warnings in required by SAE J2843 this manual and wear protective e vacuum that runs 5 20 mi
48. only R1234yf refrigerant Do not attempt to adapt the machine for another refrigerant Do not mix refrigerant types through a system or in the same container mixing of refrigerants will cause severe damage to the machine and the vehicle air conditioning system DO NOT USE THIS MACHINE IN DIRECT SUNLIGHT Position the machine far from heat sources such as direct sunlight which can cause excessive temperatures The use of this machine under normal environmental conditions 10 C to 50 C keeps pressures under reasonable limits ex DO NOT USE THIS MACHINE OUTDOORS DURING RAIN OR HIGH HUMIDITY Protect the machine from eo conditions that may cause electrical failure or other hazards relating to ambient interaction DO NOT USE THIS MACHINE IN AREAS WHERE THERE IS A RISK OF EXPLOSION SET UP THE MACHINE ON AN EVEN SURFACE AND UNDER SUFFICIENT LIGHTING LOCK THE FRONT WHEELS AND DO NOT SUBJECT THE MACHINE TO VIBRATION Additional health and safety information may be obtained from refrigerant and lubricant manufacturers Protective devices The machine is equipped with the following protective devices Over pressure valves e A maximum pressure switch stops the compressor when excessive pressure is sensed A WARNING Tampering with these protective devices could result in serious injury J2843 Requirement Regarding Lubricant Only new lubricant as specified by the system manufacturer shall be installed in the MAC Mobile A
49. ontains a filter that can be cleaned when it appears that refrigerant flow is restricted When the machine senses low flow it may display one of the following messages SOURCE TANK EMPTY but yet you know the source tank contains refrigerant connections are secure and the source tank valve is open REPLACE IDENTIFIER FILTER but yet you know the refrigerant identifier filter is not restricted the source tank contains refrigerant connections are secure and the source tank valve is open The cause may be that the tank fill hose filter is plugged Cleaning the Tank Fill Hose Filter la 3 4 First ensure that pressure does not exist in the line Disconnect the external source tank and IE m i d A perform a manual tank fill to capture any refrigerant in the line Disassemble the Disassemble the tank fill hose at the filter housing Pitar mousing as shown in Figure 14 Figure 14 Remove and clean the filter After the filter has been installed back into the filter housing torque the housing assembly to 8 5 Nem 6 ft Ibs AC1234 6 Rev C 29 Maintenance Filter Change The filter is designed to trap acid and particulates and to remove moisture from refrigerant To meet the mandate for adequate moisture and contaminant removal the filter must be replaced after 150 kg 331 lbs of refrigerant has been filtered The machine gives a warning when 100 kg 220 lbs of the filter capacity
50. protective refrigerant read and follow the Yin equipment such as goggles and NE gloves Caution To prevent equipment damage use only authentic Robinair No 34724 filters in this machine All performance tests and claims are based on using this specific filter Remove the four screws holding the shroud Maintenance Filter Change continued 3 Hang the shroud on the back of the machine as shown in Figure 16 4 Remove the filter by turning it counterclockwise as viewed from the bottom of the filter 5 Look at the new filter verify both o rings are lubricated and correctly located in the grooves as shown in Figure 17 Filter 6 Install the new filter by threading it clockwise into place Verify the filter is positioned correctly as shown in Figure 18 Tighten the filter to 20 Nem Filter Change continues on next page Figure 17 Assembled Incorrectly Assembled Correctly Figure 18 AC1234 6 Rev C 31 Maintenance Refrigerant Identifier The refrigerant identifier samples refrigerant going into the ISV to verify it is R1234yf and that it is not contaminated Replace the sample hose assembly during every filter change and also if prompted by an error message saying the hose is clogged See Figure 19 7 Disconnect the existing sample hose assembly between the solenoid and the refrigerant identifier and install a new sample hose a
51. r defective products covered under the warranty will be at no charge The following restrictions apply 1 The limited warranty applies to the original purchaser only 2 The warranty applies to the product in normal usage situations only as described in the Operating Manual The product must be serviced and maintained as specified 3 Ifthe product fails it will be repaired or replaced at the option of the manufacturer 4 Transportation charges for warranty service will be reimbursed by the factory upon verification of the warranty claim and submission of a freight bill for normal ground service Approval from the manufacturer must be obtained prior to shipping to an authorized service center 5 Warranty service claims are subject to authorized inspection for product defect s 6 The manufacturer shall not be responsible for any additional costs associated with a product failure including but not limited to loss of work time loss of refrigerant cross contamination of refrigerant and unauthorized shipping and or labor charges 7 All warranty service claims must be made within the specified warranty period Proof of purchase date must be supplied to the manufacturer 8 Use of recovery recycling equipment with unauthorized refrigerants or sealants will void warranty Authorized refrigerants are listed on the equipment or are available through the Technical Service Department The manufacturer prohibit
52. rigerant identifier in the machine contains a replaceable oxygen sensor that may affect the way the machine works if the sensor is not functioning correctly e If the machine displays the following message immediately replace the oxygen sensor OPERATING TIME OF THE IDENTIFIER AND UNIT ARE LIMITED REPLACE ID 02 SENSOR SOON UNIT WILL BECOME NONFUNCTIONAL e lf the machine displays the following message the oxygen sensor has expired Neither the identifier nor the machine is able to recover or add refrigerant to the internal tank ANALYZER ERROR 6 02 SENSOR FAILURE SENSOR MUST BE REPLACED UNIT WILL NOT RECOVER OR ALLOW TANK FILL SEE MANUAL Replace the Oxygen Sensor 1 Disconnect the machine from its power source 2 Remove the oil bottle and remove the four screws holding the shroud See Figure 21 Hang the shroud on the back of the machine 3 Disconnect the wire harness USB connector and sample hose from the identifier See Figure 22 4 Remove the two screws holding the identifier to the machine and remove the identifier 5 Carefully pry the oxygen sensor cap from the housing Gently pull on the cap and wires until the connector exits the housing CAUTION The wire connected to the cap is connected internally to the identifier To prevent equipment damage do NOT pull on this wire Oxygen Sensor Cap AC1234 6 Rev C Remove four screws holding shroud Bs De Figure 21 D
53. s en sistemas de A C nonc de la garantie limit e de Robinair R vis e le ler novembre 2005 Ce produit est couvert contre les d fauts de mat riau de fabrication et de composant pendant un an compter de la date d achat Toutes les pieces et la main d ceuvre n cessaires aux reparations sous garantie sont sans frais Toutefois les restrictions suivantes s appliquent 1 La garantie limit e s applique uniquement l acheteur initial 2 La garantie s applique uniquement au produit utilis dans des conditions de fonctionnement normales conform ment au manuel d utilisation Il doit tre r par et entretenu conform ment aux sp cifications 3 Sile produit subit une d faillance il sera r par ou remplac la discr tion du fabricant 4 Les frais de transport pour les r parations sous garantie sont rembours s par l usine apr s l valuation de la r clamation au titre de la garantie et apr s la soumission d une facture de transport terrestre standard L approbation du fabricant est requise avant l exp dition du produit un atelier de r paration autoris 5 Les r clamations au titre de la garantie sont sujettes l inspection du produit d fectueux par un personnel autoris 6 Le fabricant ne peut tre tenu responsable pour tout co t suppl mentaire li la d faillance du produit incluant sans toutefois s y limiter les interruptions de fonctionnement la perte de liquide frigorig
54. s the use of the recovery recycling equipment on air conditioning A C systems containing leak sealants either of a seal swelling or aerobic nature This Limited Warranty does NOT apply if The product or product part is broken by accident The product is misused tampered with or modified The product is used for recovering or recycling any substance other than the specified refrigerant type This includes but is not limited to materials and chemicals used to seal leaks in A C systems Declaracion de garantia limitada Robinair Revision del I de noviembre de 2005 Se garantiza que este producto no posee defectos de mano de obra materiales y componentes por el periodo de un a o a partir de la fecha de compra Todas las partes y mano de obra requerida para reparar los productos con defecto cubiertos bajo la garant a no tendr n costo Aplican las siguientes restricciones 1 La garant a limitada aplica al comprador original nicamente 2 La garant a aplica al producto en situaciones de uso normal nicamente como lo indica el Manual de funcionamiento Al producto se le debe dar servicio y mantenimiento como se especifica 3 Si falla el producto se debe reparar o reemplazar a discreci n del fabricante 4 Los cargos de transporte de servicio de garant a ser n reembolsados por la f brica al verificar el reclamo de garant a y presentar una boleta de flete por servicio terrestre regular Se
55. se your web browser to manually register this product Visit the activation URL https llregister servicesolutionsportal com Record the following product activation key You will need to enter this key as part of the activation process Press OK to confirm The Product Activation Key will be displayed in this field Congratulations Prod AC1234 X has been successfully activated 121 Please File your Registration Code in a safe place in case it is needed at a later date Act Press OK to confirm 11 Setup Language Selection The operator selects the language for the screen prompt displays English is the default language 1 Use the UP or DOWN arrow key to toggle through the available languages 2 Press OK to set the selected language 3 The license agreement is displayed for your approval after which the machine continues with SETUP mode Unit of Measure The operator sets the display for units of measure Metric is the default 1 Use the UP or DOWN arrow key to toggle Metric or English units 2 Press OK to choose the displayed unit of measure Date and Time Setup The machine is programmed at the factory for the local time zone using a 24 hr clock and date 1 Use the LEFT and RIGHT arrow keys to modify the minutes displayed 2 Use the UP and DOWN arrow keys to modify the hour displayed Note The date changes only by scrolling through an entire day 3 Press OK to accept the
56. seconds to warm up the oil If the oil is already warm the display shows OIL CHANGE UNIT CLEARING WAIT while the compressor runs to eliminate any pressure in the vacuum pump 3 After the compressor stops slowly open the oil fill cap to verify there is no pressure in the machine Then carefully remove the cap See Figure 25 4 The display shows DRAIN THE USED PUMP OIL AT THE END ADD ABOUT 150 ML OF NEW OIL PRESS OK TO CONFIRM Remove the oil drain fitting cap and drain the oil into a suitable container for disposal Replace the cap and close tightly 5 Slowly add approximately 150 ml of vacuum pump oil to the pump through the oil fill port Press OK to start the vacuum pump 6 The display shows POUR OIL IN THE PUMP UP TO THE CORRECT LEVEL PRESS ESC TO QUIT Slowly add vacuum pump oil to the pump through the oil fill port until the oil level rises to the center of the sight glass 7 Install the cap on the oil fill port and close tightly Press ESC AC1234 6 Rev C CAUTION To prevent personal injury do NOT operate the machine at any other time without the oil fill port cap installed because the vacuum pump is pressurized during normal operation Oil Fill Cap and Port Sight D Glass Oil Drain Fitting Figure 25 Caution It is the responsibility of the user to monitor vacuum pump oil level and clarity If contaminated oil is not r
57. ssembly Note If the filter is any color but white the filter needs to be replaced 8 Pull the filter out of the brackets while removing the barbs from the rubber connectors 9 Install a new filter with the arrow pointing upward as shown Push the filter barbs into the rubber connectors 10 Install the shroud on the machine and switch the power ON Calibration Check This function is used to ensure the machine s internal scale is always calibrated During this test use only the calibration weight that is provided with the machine 1 Select CALIBRATION CHECK in the Setup menu The machine displays PLACE SAMPLE WEIGHT ON SCALE PRESS OK TO TEST PRESS ESC TO QUIT 2 Refer to Figure 20 and verify the magnet on the bottom of the machine is clean 3 Attach the calibration weight to the magnet on the bottom of the machine Select OK e If the display shows PROCEDURE COMPLETED the scale is in calibration Select OK e If the display shows CALIBRATION REJECTED the scale is out of calibration Contact an authorized Robinair service center for assistance 4 Remove the calibration weight from the scale 32 sample ner Install new filter with Assembly 2 arrow positioned as shown Figure 19 Replace the sample hose assembly during every filter change Magnet Figure 20 Maintenance Replace the Oxygen Sensor in the Refrigerant Identifier The ref
58. to recover refrigerant 1 Check source tank for pressure and secure valve connections 2 Replace source tank with good refrigerant Refer to Manually Fill the Internal Storage Vessel ISV in the Maintenance section 1 Refer to Maintenance section for instructions to change identifier filter 2 Refer to Tank Fill Hose Service in Maintenance section If vehicle is very cold allow vehicle to warm up and retest Otherwise enter Vacuum mode and evacuate system Exit current test and perform repairs on the vehicle A C system Troubleshooting Procedures Setup Tank Fill and Background Tank Fill Functions Display Message PURITY TEST FAILED During SETUP TANK FILL or BACKGROUND TANK FILL if the machine displays PURITY TEST FAILED RECOVER CONTAMINATED REFRIGERANT FROM SYSTEM AND HOSES OK TO RETRY ESC TO QUIT the refrigerant in the source tank is either not R1234yf or it is contaminated In either case it should not be added to the internal storage vessel ISV in the machine The contaminated refrigerant sampled by the refrigerant identifier in the machine must be removed AC1234 6 Rev C A refrigerant recovery machine No 25700 dedicated to contaminated refrigerant is required for the following steps Refer to Figure 27 1 Connect the tank fill hose adapter provided in the Accessory Kit t
59. tructions in this manual CAUTION To prevent vehicle damage use an oil inject tool to replace the system oil Flushing removes all oil from the system except what remains in the compressor 26 Recovery Vacuum Charge Automatic System Flush Diagnostic Pressures Esc Figure 11 The RRR Menu Awarnine Do NOT disconnect service couplers during the flushing process Refrigerant could spray out of the fittings and exposure may cause personal injury Operating Tips If the external flushing filter is plugged the unit displays SYSTEM FLUSH POSSIBLE CLOGGED FLUSH FILTER OR CLOSED COUPLER VALVE ESC TO RECOVER REFRIGERANT PRESS OK TO RETRY After the filter is cleared or replaced restart System Flush from the menu shown in Figure 11 Maintenance General Maintenance Wipe off the machine often using a clean cloth to remove grease and dirt Periodically check hoses and connections for leakage Use a J2913 electronic leak detector to check fittings when the unit has been disconnected from its power source and the shroud has been removed If you detect a leak that you can t repair contact a Robinair authorized service center Electrical Protection The machine is equipped with a fuse located inside the front shroud Try to determine the cause of the fuse failure such as an incorrect power source or an extension cord that is too long 1 Disco
60. us eb ex x SEC ON ee PUR di 32 Replace Oxygen Sensor in Refrigerant Identifier 33 Change Vacuum Pump OIL o gest dans enda qe des peux E pua e 35 Edit Print Header 36 Replace Printer Paper 36 Replace Service Hoses and or Service Couplers 36 Replacement Parts lt lt lt ss des ions antenne 37 O matri ats sat diri CS cui de D en ea EG tatges 37 Software Flow Chart 38 Troubleshooting MESSI 4 3 4 non Pa ue ceed and See ie 39 ProcedUres s xo naa ween a nah he E VR eq C19 a e don Si Y a edic 41 Storage and Transportation of Equipment 46 AC1234 6 Rev C 4 Safety Precautions Explanation of Safety Signal Words Used in this Manual The safety signal word designates the degree or level of hazard seriousness A DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury A WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury A CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION Used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage These safety messages cover situations Robinair is aware of

RobinAir R1234yf User's Manual

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