BrainBee multigas 8500 Service Manual Download Page 55 | Manualshive

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BrainBee multigas 8500 Service Manual Download Page 55

ENGLISH

55 / 78

CAP. 11 - REFRIGERANT FLUID CIRCUIT

MULTIGAS 8500

OIL/TRACER INJECTION

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Summary of Contents for multigas 8500

Page 1: ...MULTIGAS 8500 Equipment for recharge of air conditioning systems of vehicles with refrigerant gas R 134a R 1234yf Service Manual Ver 1 0...

Page 2: ...5 1 9 1 New oil container filling 13 5 1 9 2 Tracer container filling 14 5 1 10 Optional accessories presentation 15 5 1 11 Setting working parameters and garage data 16 CAP 6 MAINTENANCE 18 6 1 EQUI...

Page 3: ...AND ACTIVATION 44 CAP 10 EQUIPMENT AND SIMULATORS 49 CAP 11 REFRIGERANT FLUID CIRCUIT 50 11 1 REFRIGERANT FLUID CIRCUIT 50 11 2 OPERATIONAL CYCLES 52 11 3 RECEIVING TANK 58 11 4 MANIFOLD CHART 59 11 5...

Page 4: ...o 4 a 43126 Parma Italy Other names of products and companies mentioned in these pages may be registered trademarks of their respective owners Any references to programs on use license or other BRAIN...

Page 5: ...ant always use protection goggles Smoking and using open flames is forbidden To manually lift loads weights limits are foreseen by the enforced regulations of own country carefully respect the limits...

Page 6: ...n of the instructions please contact our technical service to obtain the required clarifications Operations which are potentially hazardous for the operator are highlighted with this symbol Such opera...

Page 7: ...mospheric pressure that changes in relation to altitude Every time the station is moved to an altitude other than the one at which the sensor was calibrated or the initial check was carried out a new...

Page 8: ...ns Once on the ground the unit is handled on the four wheels the two smaller wheels have brakes 5 1 2 Scale unlocking Under the machine there is a bolt locked by a wing nut which locks the scale durin...

Page 9: ...the contrast or to the language the settings page can be accessed by switching on the station and keeping the button pressed until you hear the beep sound After the beep sound adjust the contract usin...

Page 10: ...n a Windows PC connected to the internet If on the website www brainbee com a new version is available this will be transferred to the PC automatically Connect ACU to the PC to transfer the new versio...

Page 11: ...ENGLISH 11 78 CAP 5 INSTALLATION MULTIGAS 8500...

Page 12: ...execute the following actions in sequence by following the display guided procedure and the illustrations on the summary sheet provided with the equipment ALTITUDE COMPENSATION The altitude compensati...

Page 13: ...Check that the equipment hoses are not connected and positioned in the hose winder Start the procedure that initially foresees the creation of vacuum in the internal tank Only when the message appears...

Page 14: ...an ultraviolet lamp it becomes fluorescent and thus visible The tracer can therefore be used to detect small leaks inside the vehicle A C system The tracer container is on the right looking at the equ...

Page 15: ...ing kit UV kit with the tracer and the UV lamp 3 the leak test kit Nitrogen leak test kit and 4 the kit to carry out service on hybrid cars Hybrid pro kit FLUSHING KIT UV KIT NITROGEN LEAK TEST KIT HY...

Page 16: ...the recovered gas quantity VESSEL HEATING by selecting this entry one may decide whether to enable use of the heating band during the vacuum phase MULTIPASS by selecting this entry one may decide whet...

Page 17: ...will be the database page or the main menu page DEFAULT SETUP By selecting this entry you can restore the unit default settings REPORT SAVING MODE by selecting this entry you can save the reports of...

Page 18: ...s of operation LONG LIFE PUMP is a Brain Bee patented special function allowing to extend up to 1000 hours the life of the pump oil used in the station LONG LIFE PUMP function performance is suggested...

Page 19: ...laced switch on the unit and from the MAINTENANCE menu select PUMP OIL REPLACEMENT press the RESET key to set the counter to zero 6 2 1 Vacuum pump oil specifications Performance and good operation of...

Page 20: ...fuels If during normal use the vacuum pump shall suck up mixtures containing oxygen above 21 or pure oxygen this would lead to oil oxidation and thus to a loss of lubricating properties with significa...

Page 21: ...nd motor vehicle A C system oil 4 Before opening the doors of the equipment turn off the switch and disconnect the machine from the mains DANGEROUS VOLTAGE HAZARD 5 Remove the screws that fix the rear...

Page 22: ...Manual activation activate valves R and I check that the hoses are pressurized at least 5 bar and check that the pressure does not drop in a time slot equal to 30 minutes and that gas leaks do not occ...

Page 23: ...bracket doesn t touch any component in case of contact use a reference weight of 5 kg 6 6 NEW OIL SCALE CHECK WITH SAMPLE WEIGHT AND CALIBRATION IF NEEDED SERVICE KIT Place a sample weight in the new...

Page 24: ...wing figure using the screwdriver as handle the valve sleeve can be removed 13 Evaluate whether the rubber is visibly ruined and swollen the presence of a circular trace is normal but there must not b...

Page 25: ...e menu 6 Select manual activations 7 In manual activations activate OUT R OUT I OUT A C wait for the LP gauge to show a pressure of at least 0 3 bar 8 Switch off the machine and remove the power suppl...

Page 26: ...e reaches the sensor being serviced Check that the sensor in question does not present refrigerant leaks through the identification of leaks or pressure drops TEST IN VACUUM Launch the function inside...

Page 27: ...le weight for exhausted oil scale calibration 8 Gauge for Unit pressure sensors calibration 9 DB9 M F pin to pin serial cable NOTE with the above kit service you need to have the upgrading kit code 10...

Page 28: ...NEW EXHAUST OIL WEIGHT CALIBRATION 6 303 g sample weight for new oil scale calibration 7 293 g sample weight for exhausted oil scale calibration GAS WEIGHT CALIBRATION 3 Distance bracket for tank lift...

Page 29: ...CD ROM 7 Service Kit Case 8 24 mm spark plug to disassemble pressure sensors 9 Coupler for the recharge of inner tank and for pressure sensors calibration operations for gas R 1234yf 2 pcs 10 DB9 M F...

Page 30: ...NEW EXHAUST OIL WEIGHT CALIBRATION 3 303 g sample weight for new oil scale calibration 2 293 g sample weight for exhausted oil scale calibration GAS WEIGHT CALIBRATION 5 Distance bracket for tank lift...

Page 31: ...it counter clockwise and connect it to the gauge present in the SERVICE KIT open the HP quick coupler by rotating it clockwise and press SAFETY NOTE ATTENTION NOT TO POINT THE GAUGE TOWARDS ONESELF O...

Page 32: ...weight Press to acquire the signal of the cell with tank and bracket Rest a sample weight of at least 10 kg on the weight holder bracket and press you will be asked to enter the value of the weight t...

Page 33: ...le weight in the new oil attachment and by means of the arrow keys set its value Press to acquire the signal of the load cell with the sample weight Insert the 293 g sample weight in the exhausted oil...

Page 34: ...in the station If gas type change is done on a MULTIGAS 8500 station containing gas R134a If gas type change is done on a MULTIGAS 8500 station that has never contained gas R134a all you have to do is...

Page 35: ...the station the prescriptions of which shall be strictly complied with SAFETY NOTE Never point the hoses of the machine which may contain gas towards yourself or other people 1 A C station inner flus...

Page 36: ...the MULTIGAS 8500 station o Enter the Service menu password BRN o Enter the Manual Activations section and activate in sequence the R A I valves c Start of recovery cycle of the station for gas R134a...

Page 37: ...PE SWITCHING MULTIGAS 8500 o vacuum pump output hose o not condensable gas valve output hose o safety valve output hose o fan with rpm control system o 220 V cable o External R 1234yf refrigerant gas...

Page 38: ...tation and substitute it with the new one inside the kit o Disconnect the 220V cable brown and blue from the switch from the power board and from the fan fan remove 220 V cable power board switch o Di...

Page 39: ...ENGLISH 39 78 CAP 8 GAS TYPE SWITCHING MULTIGAS 8500 o Connect the new 220 V cable from the switch to the power board switch power board...

Page 40: ...pre assembled fan with metal base with hoses fittings Using the plastic rivets previously disassembled assemble the fan onto the case of equipment Logic board pwr prn fan printer Logic board exhaust o...

Page 41: ...ent using the cable ties d Fix the hoses on the fan fittings and connect them to the components below Fix the vacuum pump hose using the cable ties Fix the vacuum pump hose using cable ties Not conden...

Page 42: ...ase of the equipment f Change the old dryer filter as described on service manual and assemble the new one only if the equipment worked with R134a refrigerant g Connect the R1234yf HP LP quick coupler...

Page 43: ...he gauges pressure reaches 1Bar o Wait at least 2 hours d Turn on compressor C o Wait 30 minutes e Deactivate valves A I R V and the compressor C 5 Change of station gas type and vessel charging a Tur...

Page 44: ...TION In order to purchase and activate a new version of the database included in the A C station after the software update REGISTRATION is required implying the following steps access to the distribut...

Page 45: ...ENGLISH 45 78 CAP 9 UPDATE MULTIGAS 8500 Select the serial number by clicking on it or Start the search procedure through the icon and enter the serial number you searched for...

Page 46: ...ENGLISH 46 78 CAP 9 UPDATE MULTIGAS 8500 Select update device...

Page 47: ...try to access data of a new model present in the databank database The confirmation code shown on the website page to avoid counterfeiting Enter the DATABASE ACTIVATION REQUEST CODE displayed on the...

Page 48: ...wise contact Brain Bee sales department After confirmation you will receive an e mail order confirmation which enables to obtain the code to be entered into the CLIMA equipment to activate the new dat...

Page 49: ...NT AND SIMULATORS The following equipment is required CLIMA GAS R 1234YF R 134A SERVICE KIT FOR STATIONS WITH GAS R134A AND R1234YF ACU AUTOMATIC CLIMA UPDATER Software available on the website http w...

Page 50: ...lenoid valve 6 Tracer injection solenoid valve 7 8 Interception HP LP solenoid valves pair 9 10 Vacuum solenoid valves pair 11 12 Refrigerant absorption solenoid valves pair 13 Exhausted oil discharge...

Page 51: ...rigerant scale 40 New oil container 41 Tracer container 42 Mechanical no return valve 43 Mechanical no return valve The circuit is made up of 3 main parts the refrigerant fluid tank equipped with four...

Page 52: ...us deposits contained in the oil from the A C system In fact inside the equipment there is an evaporator separator through which oil and other impurities are removed from the refrigerant fluid recover...

Page 53: ...ENGLISH 53 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 RECOVERY...

Page 54: ...ENGLISH 54 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 VACUUM...

Page 55: ...ENGLISH 55 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 OIL TRACER INJECTION...

Page 56: ...ENGLISH 56 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 RECHARGE...

Page 57: ...ENGLISH 57 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 NON CONDENSABLE GASES DISCHARGE...

Page 58: ...anlike assembly and for checking before new commissioning according to the prescriptions provided for by the regulations in force in the country of use in particular the assistance centre will have to...

Page 59: ...rantee bidirectional closure Notes regarding operator safety Attention presence of dangerous 230 VAC voltage on the solenoid valve terminals and near the manifold disconnect the equipment from the mai...

Page 60: ...ENGLISH 60 78 CAP 11 REFRIGERANT FLUID CIRCUIT MULTIGAS 8500 Tracer New oil Vessel pressure gauge Vacuum Recovery Interception HP LP Recharge Vacuum Recovery Tracer New oil...

Page 61: ...re parts not contaminated by other substances is recommended as well as requesting the declaration of conformity proving the effective test of the components in the beginning The assistance centre ass...

Page 62: ...and hands with suitable PPE personal protective equipment is required For compulsory safety provisions to be followed when using the product the user shall refer to the safety data sheet of Loctite 5...

Page 63: ...CONNECTIONS MULTIGAS 8500 CAP 13 ELECTRICAL CONNECTIONS Here below the electric connection diagram of the MULTIGAS 8500 station with connections between the main components and the printed circuit bo...

Page 64: ...8 CAP 13 ELECTRICAL CONNECTIONS MULTIGAS 8500 Detail of the connectors connecting to the load cells gas new and exhausted oil and the pressure sensor Connections between power board and actuators on t...

Page 65: ...ge pipes quick couplers and piping and solenoid valve gaskets Extraordinary maintenance includes the replacement of other components such as for example the load cells the vacuum pump the pressure sen...

Page 66: ...ENGLISH 66 78 CAP 14 SPARE PARTS MULTIGAS 8500...

Page 67: ...s you need to have Acrobat Reader and the appropriate NetSpares Plugin available for installation after download In case the page display is not complete use the zoom of your internet browser example...

Page 68: ...g and or replacement of HP LP on off solenoid valves pair Cleaning and or replacement of vacuum solenoid valves pair Cleaning and or replacement of exhausted oil discharge solenoid valve Cleaning and...

Page 69: ...e internal o ring In case of replacement of pipes without o ring insert the lubricated copper washer It is recommended to not disperse the refrigerant in the atmosphere If it is necessary to provide f...

Page 70: ...ible to reuse the battery present on the replaced board Reprogram the machine with the updated software o Before starting programming through the CLIMAUPDATE programming software available in the rese...

Page 71: ...d After having excluded any problem regarding power supply fuses on the switch block connection cables faults in the logic board faults in the controlled actuators replacement is required in case of I...

Page 72: ...ner The leak test is negative Dirt inside the Oil discharge solenoid valve 1 Cleaning of the solenoid valve OUT S 2 Check of the gasket efficiency 3 calibrate pressure sensor 4 Difficulty in the recov...

Page 73: ...nu Service Manual Activation open OUT R OUT I OUT A OUT C compressor close all valves once a pressure of 0 bar is reached Solutions could be in order o Clean OUT R o Substitution of OUT R o Substituti...

Page 74: ...filter capacity is finished the filter capacity is finished Change filter with new one W025 REFRIGERANT QUANTITY TOO HIGH During the programming of the inner tank charge amount Amount required greate...

Page 75: ...htness W044 VESSEL EMPTY During flushing or multipass phase Gas level is too low for the procedure to be completed Fill the internal tank with gas W045 LP VERY LOW During flushing phase LP hose discon...

Page 76: ...ressor and internal vessel Verify If internal vessel pressure level is over 18 bar wait for pressure reduction disconnect equipment from the mains use safety protection open equipment and make sure th...

Page 77: ...too low for the procedure to be completed Fill the internal tank A036 VESSEL REFRIGERANT QUANTITY TOO LOW During the gas injection and flushing phase Gas amount in internal tank less than required Fi...

Page 78: ...nection phase during the vehicle fittings leak test Empty the vehicle follow the procedure guided by the displayed messages A048 HP LEAKAGE During the gas recovery and hoses emptying phase At the end...

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