MAHLE AIR-NEX 9350 User And Maintenance Manual Download

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AIR-NEX 9350/9450

Mod. AIR-NEX 9350/9450

Equipment for recharge of air

conditioning systems of vehicles

with refrigerant gas

R134a/R1234yf

User and Maintenance manual

Ver. 1.0

Summary of Contents for AIR-NEX 9350

Page 1: ...AIR NEX 9350 9450 Mod AIR NEX 9350 9450 Equipment for recharge of air conditioning systems of vehicles with refrigerant gas R134a R1234yf User and Maintenance manual Ver 1 0...

Page 2: ......

Page 3: ...Connections 17 8 1 1 Positioning and connection 17 8 2 Software update 18 8 3 Initial verification 18 8 4 New oil bottle filling 19 8 5 UV dye bottle filling 19 9 Setup 20 10 A C system charge 21 10 1...

Page 4: ...EN 2 AIR NEX 9350 9450 CONTENTS MAHLE 15 Spare parts 34...

Page 5: ...ment is intended to be used by automotive and similar repair and service workshops The switch between the two refrigerant types from R134a to R1234yf can only be performed by a technician of an Author...

Page 6: ...osed persons EXPOSED PERSON Any person completely or partially standing in a dangerous area OPERATOR The person s charged with operating the machine for its intended purpose CLASSIFICATION OF OPERATOR...

Page 7: ...per hour The workshop has to be equipped with ventilation systems able to ensure air change in every environment area or carry out periodical ventilation by opening the areas Use the equipment away f...

Page 8: ...ages freezing to the operator Avoid contact with the skin the refrigerant s low boiling point approx 26 C for R134a and approx 30 C for R1234yf can cause freezing burns Further information about safet...

Page 9: ...cleaning as they could attack the material or the surface STOP FOR LONG PERIOD Store the equipment in a safe place disconnected from the mains away from excessive temperatures humidity and the risk of...

Page 10: ...OHIBITED Failure to observe any of the above safety instructions voids the equipment s warranty 4 Layout of the manual 4 1 Use of the manual This manual is an integral part of the equipment and must b...

Page 11: ...he reading of this manual easier we have prepared the list of the most important technical terms used in the manual Refrigerant Refrigerant fluid used in advanced motor vehicle A C systems The followi...

Page 12: ...other refrigerants This machine is suitable for treating R134a or R1234yf refrigerants individually not simultaneously The external cylinders used to store the refrigerants must be clearly marked to p...

Page 13: ...pressure Service hose low pressure Quick release coupling high pressure Quick release coupling low pressure New PAG oil bottle Used oil bottle UV dye bottle Original instructions Adapter for external...

Page 14: ...is displayed on the touch screen Fig 3 Pos 3 The menu selection and the necessary entries are made on the touch screen Fig 3 Pos 3 MAHLE can sell a USB stick for AIR NEX station to activate the datab...

Page 15: ...ion the selection occurs when the finger is released If there are functions that need more space on the screen page for example the additional functions or maintenance list to display the different en...

Page 16: ...disconnection 6 Technical features Cylinders for R134a or R1234yf fluids Gas type for AIR NEX 9350 R134a Convertible to R1234yf with optional kit Gas type for AIR NEX 9450 R1234yf R134a or R1234yf cy...

Page 17: ...Recovered oil measurement Automatic weighing 1 g res 5 g acc New oil automatic charge With automatic scale 1 g res 5g acc UV dye automatic charge Timed Electric compressor function With integrated flu...

Page 18: ...move the metal staples for wood and open the carton box Remove the cap and carton box Cut the plastic straps that connect unit to the pallet Remove the packaging of the unit Remove the equipment from...

Page 19: ...cm from any potential obstacles to its internal ventilation Keep the unit away from rain and excessive humidity as they can irreparably damage it In addition the equipment must never be directly expos...

Page 20: ...winder Start the procedure that initially implies the creation of vacuum in the internal tank This phase will take 15 minutes and will act on the whole equipment Only when the message appears asking...

Page 21: ...refore completely dry After filling close the bottle and place it back in its seat 8 5 UV dye bottle filling The UV Dye is a substance made up of a yellow green coloured fluorescent pigment which mean...

Page 22: ...RS by selecting this entry the user may check the status of station counters and consumables counters ACCOUNT by selecting this entry the user can fill in the garage data to be printed at the bottom o...

Page 23: ...the charge recovery vacuum cycle are the amount of refrigerant and the type and quantity of oil These data are often found on the engine compartment plate or on the technical manuals As to oil quanti...

Page 24: ...tank it will automatically run the non condensable gas discharge procedure Running this procedure is very important to ensure the ideal working parameters for the station operation The presence of non...

Page 25: ...on is disabled 11 2 OneClick Inside this cycle it is possible to set the amount of refrigerant to be injected on the vehicle and then run the following cycles with default parameters Recovery Vacuum a...

Page 26: ...hose the service is carried out according to the type of system o Charge from HP hose red o Charge from LP hose blue o Charge from HP hose red and LP hose blue o Charge from HP hose red on the system...

Page 27: ...n the ADDITIONAL FUNCTIONS menu select the AC PERFORMANCE TEST function Execute the AC PERFORMANCE TEST following the instruction And at the end make sure that both values on LP and HP gauges fall wit...

Page 28: ...nging between 10 and 15 bar start the test and follow the software instructions to carry out the test Pressure ranging between 10 and 15 bar Maximum OVERPRESSURE CAN COMPROMISE THE SAFETY of persons v...

Page 29: ...function from the menu Wait the end of the procedure 13 2 Air purge In the main menu select MAINTENANCE and press AIR PURGE By selecting this function it is possible to manually discharge the non cond...

Page 30: ...mend running this procedure every time the A C service station will be moved from a location to another with a different altitude 13 5 Self leak test In the main menu select MAINTENANCE and press SELF...

Page 31: ...Place a bowl underneath the machine right under the pump oil drain hole Open the upper plug and then the lower plug to drain the used oil contained within the vacuum pump 4 Once the pump has been emp...

Page 32: ...move the six screws that fix the front door of the unit 6 Unscrew the 2 connection nuts of the filter by means of the hex keys 7 Remove the straps that wind up the filter 8 Install the new filter payi...

Page 33: ...paper out of the housing as indicated in the picture and close the lid 4 The printer is ready for printing 13 11Periodic checks A C service stations pressure equipment set must be checked over regula...

Page 34: ...are detected stop using the station and contact the technical customer service for the related replacement Verify that the lubricants pump oil and filters dryer have been replaced according to the sc...

Page 35: ...legislation 14 2 Recycled materials disposal Consign the refrigerant recovered from the unit to the refrigerant supplier for proper disposal or recycling Lubricants extracted from vehicles A C system...

Page 36: ...coupler and red HP quick coupler Dryer filter Vacuum pump oil Consumables available to the user Vehicle A C system oil UV dye Thermal paper rolls Further spare parts are available through the Service...

Page 37: ...5 AIR NEX 9350 9450 Spare parts MAHLE MAINTENANCE FORM Refrigerant receiver load cell check Date Result of check pass fail Maintenance technician identification Maintenance technician signature and st...

Page 38: ...6 AIR NEX 9350 9450 Spare parts MAHLE MAINTENANCE FORM Other checks maintenance repairs Job Date Result of check pass fail Maintenance technician identification Maintenance technician signature and st...

Page 39: ...7 AIR NEX 9350 9450 Spare parts MAHLE MAINTENANCE FORM Other checks maintenance repairs Job Date Result of check pass fail Maintenance technician identification Maintenance technician signature and st...

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