MGR 1 Manual - PartSource Recommended Equipment Website
Contents
1. MGR 1 Convertible RECYCLE EVACUATION amp RECHARGE UNIT Convertible between FOUR refrigerants R 134a R 1234yf R 22 R 407C Unit covered under US Patent 8 082 750 and other patents pending Certified by ITS under SAE J2911 to meet SAE J2788 for R 134a Certified by ITS under SAE J2911 to meet high voltage compressor service per SAE 2788 for R 134a Certified by ITS under SAE J2911 to meet SAE J2843 Feb 2011 Ed for R 1234yf Certified by ITS under SAE J2911 to meet high voltage compressor service per SAE J2843 for R 1234yf SAE CERTIFICATION DOES NOT COVER MULTIPLE REFRIGERANT USE OPERATION MANUAL TO COMPLY WITH SAE CERTIFICATION THE MGR3 1 IS TO BE DEDICATED FOR USE WITH ONE REFRIGERANT System Consists Of e MGR 1 Automotive Refrigerant Recover Recycling and Recharge Machine e 6CFM50 micron vacuum pump e Recovery Cylinder MGR3 1 includes a 50 Ib DOT storage tank e Low and High side service hoses for R 134a and R 1234yf e Low and High side R 134a and R 1234yf couplings for easy conversion e Removable oil injection system e 3tank refill adaptors 1 4 SAE Female for R 134a 1 2 ACME RH Female for R 134a 1 2 ACME LH Female for R 1234yf e R 1234yf conversion fittings for hose storage and oil flush block e 41 cubic Inch SYMTECH Corporation filter drier Replacement part number 40110342 e Tank filter bracket with hardware and all tank hoses if the tank is not inc2. If Virgin supply tank is pulled into a vacuum the LCD will read Either add anew Virgin supply tank and push RESUME or Push the QUIT key to return to Main Menu Pushing the QUIT key will return to the main menu RECOVER gt SUPPLY TANK EMPTY EVACUATE REPLACE WITH NEW TANK SELECT MODE CHARGE RESUME gt FULL CYCLE QUIT gt TANK REFILL 21 MAINTENANCE MAINTENANCE MODES DURING NORMAL OPERATION OF MGR3 1 FILTER CHANGE The MGR3 1 uses a mass flow tracking system on how much recovered refrigerant has passed through the Filter Drier SYMTECH Corporation p n ARXF5 Each 41 Cubic Inch Drier can handle 150 lbs of refrigerant before requiring change When it is determined that the filter has exceeded the 150 Ibs the unit locks out if in SAE mode the recovery function in both RECOVERY and FULL CYCLE It is necessary to purchase a Filter Drier under SYMTECH Corporation p n ARXF5 Each new Filter Drier comes with a unique code to unlock the recover recycle function The MGR3 1 has a lower tilt drawer design to hold 2 spare filters When the Filter Life reaches 0 the following LCD screen will When choosing the RECOVER or FULL CYCLE come up Push the CHANGE FILTER key to begin filter change modes the MGR3 1 will remind the user to order a filter when the procedure FILTER LIFE REMAINING is below 25 Note pushing QUIT key at this time will return the unit to The following is an example of the LCD when Filter Life the Mai
3. LCD will display a failure message Either failure will prevent the software from completing the charge sequence lt will be necessary to repair the leak and repeat the CHARGE MODE Once the evacuation sequence is complete the unit will Once NCG purge is done The LCD will now read perform amandatory Non condensable gas check on the Open the oil inject valve until the desired amount is dispensed storage tank The LCD will read Push the CONTINUE key once done AUTOMATIC AIR PURGE IF REQUIRED INJECT OIL AT PLEASE WAIT THIS TIME CONTINUE gt QUIT gt OPERATING INSTRUCTIONS Continued The LCD will now read The CHARGE DISPENSED reading will begin to increase Note If the unit does not completely dispense the charge Once the CHARGE DISPENSED equals the CHARGE SLECTED into the A C system the LCD will notify the user of The LCD will read Close HIGH SIDE COUPLER options to complete the charge Push CONTINUE key CLOSE HIGH SIDE COUPLER CHARGE SELECTED 2 00 LBS CHARGE DISPENSED 0 00 LBS CONTINUE gt Start car A C system Push CONTINUE key START CAR A C SYSTEM PLEASE WAIT CONTINUE gt Once complete the LCD will read Push QUIT key to return to the MAIN MENU The LCD will return to the main menu CHARGING RECOVER gt EVACUATE CHARGE SELCTED 2 00 LBS SELECT MODE CHARGE CHARGE DISPENSED 2 00 LBS FULL CYCLE TANK REFILL 20 OPERATING INSTRUCTIONS Continued REFILL
4. MODE The REFILL mode would be chosen to add refrigerant to the tank for the first time or add more refrigerant to the recovery tank This operation can be run pushing the TANK REFILL key from the Main Menu or may be prompted when insufficient refrigerant exists when in CHARGE or FULL CYCLE modes It s recommended to use a refrigerant identifier on the virgin supply tank to guard against counterfeit refrigerants The LCD will now read From the MAIN MENU Connect the High Side service hose to a virgin supply tank Push the TANK REFILL key Push the START key CONNECT HIGH SIDE SERVICE HOSE RECOVER gt TO NEW R 134a TANK EVACUATE gt OPEN VALVE ON TANK AND TURN IT UPSIDE DOWN SELECT MODE CHARGE gt FULL CYCLE gt START gt TANK REFILL gt QUIT gt Note To speed up the Refill process turn the supply tank upside down or make sure the liquid refrigerant is being recovered The LCD will now read Caution Do not turn off unit If stoppage is required close the HIGH SIDE COUPLER and allow the unit to complete the If REFILLING amount reached zero the LCD will read clearing process Push the Quit Key to return to Main Menu REFILLING COMPLETING TANK REFILL 20 00 LBS PLEASE WAIT TO GO UNTIL TANK IS FULL The unit will run until 1 REFILLING amount on LCD reaches zero or 2 The unit will run until 1 REFILLING amount on LCD reaches zero or 2 Virgin supply tank is pulled into a vacuum supply tank is pulled into a vacuum
5. rear of the machine Please follow the instructions for initial equipment preparation 1 Carefully unpack the unit and its contents from its FIGURE 2a Filter bracket shipping pallet placed on tank collar 2 Remove the tank and filter from on top of machine open sm x access door on rear of system and place tank on top and middle of scale making sure that tank is free standing and the arrow b on the filter is facing left figure 2a 3 Ensure all of the hose connections are firmly hand tight as they may have loosened during shipping Contents of the accessory box Power cord R 134a refill hoses 1 4 SAE and 1 2 ACME Set of R 1234yf hose holder fittings and caps R 1234yf refill hose 1 2 ACME left hand thread 1 Ib check weight R 1234yf ID tank label R 134a ID tank label lt eS eS St Ot The following are instructions for attachment of filter and tank h i ii FIGURE 2b Filter placed on filter bracket 1 Check the Velcro straps that secure the filter figure a a to assure of a snug attachment 2 Install the refrigerant tank and filter hoses as shown in Figure 2b Connect the yellow liquid feed hose hybrid adapter which comes from the machine to the filter port a Connect the yellow tank liquid hose from the tank liquid port d to the filter port b Connect the blue discharge hose coming from the machine to the vapor port c on the tank Finally connect the ground wire e to the tank as shown
6. 07C Construction INTRODUCTION Thank you for purchasing the SYMTECH Corporation MGR 1 Convertible series unit The MGR 1 has been designed to meet both R 134a and R 1234yf SAE R R R Standards In accomplishing this goal SYMTECH Corporation has integrated the latest patent pending technology and incorporated state of the art features while improving reliability and performance The unit also meets the SAE standards for High Voltage Compressor service that many hybrid vehicles require The MGR 1 can also handle contaminated refrigerants with is special pump down and complete evacuation process It gives the end user a truly one machine meets all needs The MGR 1 series primary use is an Automotive R R R unit The MGR 1 automatically recovers recycles evacuates and recharges mobile A C systems Simply hook up the service hoses choose the desired operation and allow the unit to automatically complete the A C service The MGR 1 utilizes a single pass oil coalescing particle filtration and moisture removal recycling system which means that whenever the MGR 1 recovers it also recycles The unit also incorporates automatic air purge to remove unwanted non condensable gasses from the refrigerant Thus the refrigerant storage tank always contains the cleanest refrigerant possible for future recharge use The MGR 1 utilizes patented motorized ball valves The motorized ball valves are unique to the industry in that they will not be affec
7. ACUUM OIL CHECK LCD will now read Use the KEYS to fill in the filter code for each blank Use the lt gt KEYS to move cursor to the next blank See filter label for code ENTER FILTER ID USE lt gt PUSH ENTER The LCD will now read Filter Change is now complete Push the QUIT key to return to MAIN MENU FILTER REPLACEMENT COMPLETE RE OPEN TANK LIQUID VALVE PUSH QUIT FILTER LIFE REMAINING 100 QUIT gt Every 10 hours of vacuum pump run time the following message will appear in EVACUATION or FULL CYCLE modes The oil level can be seen through the sight glass of the vacuum pump To change the oil first loosen the wing nut under the frame and then slide the vacuum pump out The vacuum pump oil should be clear use SYMTECH Corporation vacuum pump oil p n 401 10350 Make sure the oil level is up to the fill mark on the oil sight glass Push CONTINUE key to proceed to the EVACUATION or FULL CYCLE modes CHECK VACUUM PUMP OIL 10 hrs OF RUN TIME HAVE ELAPSED SINCE LAST OIL CHANGE PLEASE CHANGE OIL THEN PRESS CONTINUE CONTINUE gt SF DUAL VOLTAGE 110 115V 220 240V 50 60 Hz Why gt an w aa at EN NS WOU Automatic Non condensable Gases NCG Purge Upon start up of the unit the NCG purge will begin automatically If the compressor was recently run it could take up to 30 minutes before the NCG routine is allowed to run To perform this operation simply turn the unit off and back o
8. P MODE Key 3 SAE gt NON USA gt SAE applies to USA use NON USA would be used for anywhere outside of the USA Keep in mind the operation of the unit is slightly different depending on which mode you use Push either the SAE or NON USA key for selection Now the language selection screen will appear ENGLISH ESPANOL SELECT DEFAULT DEUTSCH LANGUAGE FRANCOIS NEXT Push the key next to the desired language The LCD willnow show SELECT DEFAULT UNITS OF WEIGHT Push the weight measurement system you are most likely to use Note That during any Charge or Full Cycle operation the UNIT OF WEIGHT can be temporarily changed The unit will proceed to the automatic PT Pressure Transducer calibration and then if required the air purge This should only take a few minutes and once complete the Main Menu will appear on the LCD RECOVER gt aor EVACUATE MGR 1 is now ready for R 134a operation If the unit is being setup for a different refrigerant than R SELECT MODE CHARGE 134a go to MGR 1 Change Initial Refrigerant setting on pages 7 8 FULL CYCLE If the unit will be used for R 134a place the R 134a ID tank label on the storage tank Then go to page 20 to fill the TANK REFILL recovery tank with R 134a MGR 1 CHANGE INITIAL REFRIGERANT SETTINGS The following instructions are to be used to change the initial default refrigerant from R 134a to either R 1234yf R 22 or R 407C To change the refrigerant after the uni
9. S key if CURRENT SCALE WEIGHT is zero The LCD will now read The unit will re boot and go to the MAIN MENU Wait until the LCD screen changes Pushing the NO key will repeat Re Zeroing process TARE OPERATION RE ZEROING COMPLETE SCALE WEIGHT 0 PLEASE WAIT CURRENT SCALE WEIGHT g NOTE Keep tank off scale platform NOTE Once complete place tank back on scale platform PT SENSOR GAUGES Push the PT SENSOR key The MGR3 1 will begin a automatic routine to recalibrate the Pressure Transducer PT The LCD will now read Wait for Re zeroing procedure to complete CHANGE FILTER SOALE RE ZEROING P TRANSDUCER MAINTENANCE PT ZERO SELECT MODE PLEASE WAIT The Pressure Transducer PT calibration will automatically complete the procedure Once done the LCD will return to the Main Menu RECOVER gt EVACUATE SELECT MODE CHARGE FULL CYCLE TANK REFILL 25 MAINTENANCE CHANGE REFRIGERANT The LCD will have a list of refrigerants Push the key next to the Push the CHANGE REF key refrigerant for selection CHANGE FILTER gt R 134a gt SCALE gt R 1234yf gt MAINTENANCE PT ZERO gt SELECT R 22 gt SELECT MODE REFRIGERANT CHANGE REF gt R 407C gt QUIT gt QUIT gt The LCD will show a message to CLOSE VALVE 1 Then push the CONTINUE key The compressor will run for about 1 minute HI and LO gauges will pull into a slight vacuum CLOSE VALVE 1 RE Sen Ball valve on the Red hose V
10. SELECT MODE CHARGE gt 00 05 00 TIME gt FULL CYCLE gt NEXT gt TANK REFILL gt QUIT gt The LCD will now read If oil injection is required push the YES key Otherwise push the NO key If the YES key is pushed you will be notified when to inject the oil The LCD will now read If desired the units of measure can be changed at this time Push the CHANGE UNITS key OIL INJECTION CHARGE gt CHARGE SELECTED 2 00 LBS CHARGE gt CHANGE UNITS gt AVAILABLE REF 24 00 LBS START gt QUIT gt OPERATING INSTRUCTIONS Continued The LCD will now read If the CHANGE UNITS key is pushed the LCD will read Continue by pushing the or ARROW key until the charge Select units of measure amount is programmed Once desired amount is programmed push the START key LBS gt CHARGE gt CHARGE SELECTED LBS OZ gt 2 00 LBS CHARGE gt SELECT UNITS KGS gt CHANGE UNITS gt OF MEASURE AVAILABLE REF GRAMS 24 00 LBS START gt QUIT gt The LCD will now read When the MGR3 1 reaches the required vacuum level The MGR3 1 is now recovering refrigerant the unit will proceed to drain the recovered oil The LCD will show the amount of refrigerant recovered The LCD will now read RECOVERY IN PROGRESS PLEASE RECOVERY COMPLETE WAIT RECOVERED RECOVERED 1 00 LBS 2 00 LBS TANK CAPACITY DRAINING OIL REAMAINING 00 00 45 25 00 LBS PLEASE WAIT AVAILABLE REF This is the amoun
11. alve 1 going to the filter outlet Ball valve on the Blue tank vapor hose Valve 2 CONTINUE gt The LCD will show a message to CLOSE VALVE 2 Then push the CONTINUE key The vacuum pump will run for about 3 5 minutes HI and LO gauges will pull into a deep vacuum Once done the LCD will read CHANGE TANK amp HOSE CLOSE VALVE 2 CHANGE TANK amp HOSE THEN PRESS CONTINUE THEN PRESS CONTINUE CONTINUE gt CONTINUE gt 26 MAINTENANCE CHANGE REFRIGERANT continued e Theunit comes with the R 1234yf service hoses For R 22 or R 407C refrigerant selection purchase SYMTECH Corporation hoses inquire Symtech customer Service 888 884 8182 NOTE Before changing tank filter nhose assembly make sure MGR 1 is disconnected from 115V power source Unlock latch located on front of MGR 1 and lift lid Locate connection point of tank hoses inside machine and disconnect noting color location of hoses Install the correct service hoses for the refrigerant selected by connecting to appropriate inside connections Close and lock cabinet lid Unlock door on back of unit and open door Disconnects ground wire green from tank Remove entire tank filter hose assembly from back of unit EO Olu Go IN NOTE It will be necessary to use Symtech Corporation Kit 40110301 50 Tank Kit for additional refrigerants 8 Place either new or existing 50 tank filter nose assembly on scale platform Connect the tank Red hose to u
12. ed Start car A C system Push CONTINUE key START CAR A C SYSTEM PLEASE WAIT CONTINUE gt Once the charge amount has been met The LCD will read Record the data on the LCD Push the QUIT key FULL CYCLE is complete FULL CYCLE COMPLETE REFR RECOVERED 2 00 LBS CHARGE SELECTED 2 00 LBS CHARGE DISPENSED 2 00 LBS QUIT gt The LCD will return to the main menu RECOVER gt EVACUATE SELECT MODE CHARGE FULL CYCLE TANK REFILL OPERATING INSTRUCTIONS Continued SAE CHARGE MODE for R 1234yf This mode has additional leak tests that are required by SAE J2843 due to the flammable nature of R 1234yf This mode will allow for re injection of new oil into the A C system See special instructions onpage 25 for High Voltage Compressor A C system charging preparation The LCD will now read Select which service hose unit should charge through It is From the Main Menu screen recommended to use HIGH SIDE charging to prevent Push the CHARGE key compressor slugging RECOVER gt LOW SIDE gt EVACUATE gt HIGH SIDE gt SELECT MODE CHARGE gt BOTH gt TANK REFILL gt The LCD will now read If desired the units of measure can be changed If the CHANGE UNITS key is pushed the LCD will read at this time Push the CHANGE UNITS key Select units of measure CHARGE gt LBS gt CHARGE gt LBS O0Z gt CHANGE UNITS gt SELECT UNITS KGS gt OF MEASURE START gt GRAMS gt QUIT
13. ete the evacuation of the hoses ports on the liquid feed hose The unit is now ready to charge a High Voltage A C system Following the CHARGING MODE instructions on page 13 or 18 R 1234yf SAE MODE NOTE When injecting oil back into a high voltage A C system use the OEM recommended oil Purchase SYMTECH CORPORATION injecting kit P N 40110340 for additional injectors for different OEM oils TROUBLE SHOOTING Problem Solution Problem Solution High Pressure Limit Check that both Storage Tank valves are open Check that any inline hose ball valves to the Storage Tank are open Tank Overfill Remove refrigerant from Storage Tank by charging into an empty refrigerant cylinder If this does not fix the problem then Re Zero scale Problem Solution Solution Solution Problem Solution Solution Problem Solution Problem Solution Solution Unit not charging accurately Make sure Storage Tank is properly placed on platform so that no portion of the tank is touching the back of the unit or protective frame work of the unit Do not move the unit while in the charging mode The unit utilizes a weighing method of charging Sudden movement of the storage tank will affect the charging accuracy Make sure unit is on a level surface If placed on surface with more than 2 grade the charging amount may be incorrect Unit will not power up Check to make sure circuit breaker on back of un
14. gt OZ gt Continue by pushing the or ARROW key until the charge amount The LCD will now read The vacuum pump will turn ON and run is programmed Once desired amount is programmed push the from 5 10 minutes Once the vacuum pump turns off the unit START key goes into a5 minute vacuum hold test CHARGE gt LEAK CHECK IN PROGRESS CHARGE SELECTED 2 00 LBS CHARGE gt CHANGE UNITS gt AVAILABLE REF 24 00 LBS START gt QUIT gt 14 5 PSIG If the unit passes the vacuum hold test it will proceed into a If the unit passes the pressure test the LCD will read pressurized leak test This is noted by the rise in the pressure If the unit fails the pressure test find and repair leak Rerun the reading on the LCD If it fails find and repair leak and rerun CHARGE MODE PAGES The LCD will now read The compressor will start to recover the 15 test charge The unit will change 15 of the program charge into the A C When the recovery is complete the the vacuum pump will start system Once stabilized the unit will begin a pressure decay and pull a deep vacuum in order to prepare the unit for final test At this time it is recommended to use an electronic leak charge This will take about 5 minutes detector as an additional check This process will take approximately 5 minutes LEAK CHECK IN PROGRESS PREPARING FOR FINAL CHANGE 83 0 PSIG 10 0 PSIG If either the vacuum leak test or the pressure leak tests fail the
15. in Figure 2b If there is not a brass fitting on your particular tank any unpainted surface on the tank itself will suffice 2 Attach tank hold down strap f CAUTION strap should be loosely placed around tank valve guard and attached a strap that is tightened too taut will negatively affect the gas capacity readings Tank hold down strap is provided to prevent tank from tilting off of scale during movement around shop area MGR 1 INITIAL SET UP The MGR 1 is shipped from the factory in the R 134a SAE configuration As indicated in our literature the MGR 1 can be set up for multiple refrigerants The following instructions will guide you through the initial set up of the unit that allows changes to operational software language units of measure and refrigerant Before we power the unit it willbe necessary to check the vacuum pump oil sight glass for the correct level The vacuum pump is pre filled at the factory Make sure the vacuum pump power switch is in the ON position Also check the hose connecting to the vacuum pump is tight Open all tank and hose valves on the back of the unit Plug the unit into the proper voltage power supply Check the nameplate of the unit if there are any questions on power supply requirements While holding down the Key 3 push the momentary ON OFF switch on the touch pad control panel of the unit until the LCD lights up The LCD comes up with SETUP MODE screen asking for SAE or NON USA SETU
16. it is not tripped Reset and restart the unit if necessary Make sure power cord is plugged into the back of the unit and the wall receptacle Upon compressor start up the circuit breaker trips Reset circuit breaker and try again Upon vacuum pump start up the circuit breaker trips Check Oil Level in vacuum pump Reset circuit breaker and try again Make sure vacuum pump voltage switch is in the correct position For other questions of operation please call SYMTECH Corporation Service network for further instructions 888 884 8182 WARRANTY amp REPAIR POLICY CONTACT INFORMATION WARRANTY REPAIR OLICY SYMTECH Corporation guarantees that the MGR 1 is free of manufacturing and material defects for one year If a component should fail during the guarantee period it will be repaired or replaced at our option at no charge This guarantee does not apply to components that have been altered misused or returned solely in need of field service maintenance This repair policy does not include components that are determined to be beyond economical repair A component being returned for warranty repair must be accompanied by an original bill of sale and customer contact information SYMTECH Corporation 524 S E Transport Drive Lee s Summit Missouri 64081 816 525 9263 Fax 816 525 9283 888 884 8182 Symtechcorp Symtechcorp net Website www Symtechcorp net Version 7202013 1
17. l Safety Data Sheet for further safety information on refrigerants and lubricants CAUTION Do not use this equipment in the vicinity of spilled or open containers of gasoline or other flammable substances Make certain that all safety devices are functioning properly before operating the equipment CAUTION To reduce the risk of fire avoid the use of extension cords thinner than NO 16 awg 1 5mmz The following table references extension cord wire size vs maximum length WIRE GAUGE MAXIMUM LENGTH feet 16 10 14 25 12 50 CAUTION Do not operate this equipment in the vicinity of spilled or open containers of gasoline or other flammable substances Make certain that all safety devices are functioning properly before operating the equipment CAUTION This equipment should be used in locations with mechanical ventilation that provides as least 4 air changes per hour CAUTION RISK OF INJURY the equipment should only be operated by certified personnel CAUTION Use only SYMTECH Corporation certified hose assemblies on this unit The hose assemblies are made to proper length contain shut offs where required and have direct affect on the proper operation of this equipment CAUTION R 1234yf is a Class A2L flammable refrigerant Use in well ventilated areas Minimize leakage from the unit Periodically check unit for leaks INITIAL EQUIPMENT PREPARATION Models MGR 1 Will come with a 50 Ib DOT tank and filter assembly pre mounted on the
18. l on the tank If R 22 or R 407C use a permanent marker to identify the tank e Theunit comes pre fitted with R 134a service hoses attached to the machine R 1234yf service hoses are provided in the accompanying accessory box e ForR 22 or R 407C refrigerant selection purchase SYMTECH Corporation hoses inquire Symtech customer Service 888 884 8182 NOTE Before changing hoses make sure MGR 1 is disconnected from 115V power source 1 Unlock latch located on front of MGR 1 and lift lid 2 Locate connection point of hoses inside machine and disconnect noting color location of hoses 3 Remove existing hoses by threading through grommets located on lid 4 Install the correct service hoses for the refrigerant selected by threading hoses through grommets on lid and connecting to appropriate inside connections 5 Close and lock cabinet lid NOTE The following are additional tasks to complete the R 1234yf conversion 1 Close all tank and hose valves to prevent loss of vacuum Replace the R 134a service nipples on the hybrid vehicle flush block hose assembly with the provided R 1234yf service nipples The hybrid vehicle flush block is integrated into the Red hose that connects from the back of the unit to the filter out connection Once done open all tank and hose valves 2 Replace the R 134a storage nipples on the units handle with the provided R 1234yf storage nipples Push the CONTINUE key The unit will proceed to do the a
19. lth hazards from toxic refrigerants Cross contamination of refrigerants can also occur and would require special handling of the refrigerant From the Main Menu screen The LCD will now read Push the RECOVER key Push the START key RECOVER gt MAKE CERTAIN HOSES ARE CONNECTED AND VALVES ARE OPENED THEN PRESS START EVACUATE gt SELECT MODE CHARGE gt TANK CAPACITY FULL CYCLE gt REMAINING Sans 26 00 LBS TANK REFILL gt giit The LCD will now read When the MGR 1 reaches approximately 20 hg vacuum The MGR81 is now recovering refrigerant The LCD will now read The LCD will show the amount of refrigerant recovered The MGR 1 will proceed to drain the recovered oil RECOVERY IN PROGRESS PLEASE RECOVERY COMPLETE WAIT RECOVERED RECOVERED 1 00 LBS 2 00 LBS TANK CAPACITY DRAINING OIL REMAINING 00 00 45 25 00 LBS PLEASE WAIT Record the RECOVERED weight reading on the LCD Push the QUIT key to return to Main Menu as shown below or PROCEED TO EVACUATE key for evacuation operation Do not forget to measure the A C oil in the oil drain bottle for future A C oil re injection RECOVER RECYCLE Operation is now complete RECOVERY COMPLETE RECOVER EVACUATE RECOVERED 2 00 LBS SELECT MODE CHARGE TO VACUUM gt FULL CYCLE QUIT gt TANK REFILL TANK CAPACITY REMAINING is the amount of space available in storage tank OPERATING INSTRUCTIONS Continued EVACUATE MODE The EVACUATE Mode would be cho
20. luded e 1 lb 454 gram check weight e Operation manual End user to provide e R 134a R 1234yf R 22 or R 407C refrigerant for R 22 and R 407C refrigerant user will need to purchase appropriate service hoses inquire Symtech Customer Service 888 884 8182 e Refrigerant oil and or dye for injection system Table of Contents Specifications 2 Introduction 3 General Safety Instructions 4 Initial Equipment Preparation 5 Initial Set Up 6 Refrigerant Conversion 1 8 Operating Instructions 9 21 Maintenance 22 27 High Voltage Charging Trouble Shooting Chart 30 Warranty and Contact Information 31 MGR3 1 Specifications MGR 1 es S Compressor Type 2 3 HP oil less reciprocating compressor Dimensions 29 W x 26 D x54 H Weight 190 Ibs does not include tank weight or shipping pallet Operating Range 10 C 50 F to 49 C 120 F Power Consumption 750 W Low Side Gauge 30 inch Hg to 125 PSIG High Side Gauge O to 500 PSIG Filtration 41 cubic inch drier 7 micron oil separator Automatic Control Valves Patented motorized ball valves to control HI LO recover and vacuum Charging Valve 12 VDC Solenoid Valve Heavy duty steel frame internal construction High strength rotational molded enclosure 8 wheels rear 4 swivel casters front Overload Protection 15A Thermal Breaker 15A Thermal Breaker 10A Thermal Breaker 10A Thermal Breaker High Pressure Shut Off 30 bar 450 psig Refrigerants R 134a R 1234yf R 22 and R 4
21. n In the SAE MODE for R 1234yf the NCG purge cycle will operate just before charging 23 MAINTENANCE MAINTENANCE VIA KEYPAD OPERATION To enter into the units MAINTENANCE mode hold down Key 2 and then turn power switch on The LCD will now read FILTER CHANGE Push the CHANGE FILTER key Go to page 21 for detailed FILTER CHANGE instructions CHANGE FILTER gt Key 2 SCALE MAINTENANCE PT ZERO SELECT MODE CHANGE REF QUIT MAINTENANCE MODE The LCD will now read SCALE CHECK Place Calibration Weight on tank Push the SCALE key The LCD will now read Push the YES key if weight reading matches Calibration weight Push the YES key to proceed with accuracy check Push the NO key if weight does not match See service manual Pushing the NO key will skip the accuracy check for complete scale re calibration procedure A 25LB or 15KG and proceed to the Re Zeroing function Class F weight willbe required for scale re calibration CHECK SCALE ACCURACY PLACE CALIBRATION WEIGHT ON SCALE DOES READING MATCH CALIBRATION WEIGHT YES gt Og NO gt The LCD will now read Push the YES key to proceed with RE ZERO scale LCD will now read Note Pushing the NO key will prompt the unit to Lift the Tank off the scale reboot and Go to MAIN MENU Then Push NEXT key SCALE RE ZERO REMOVE TANK FUNCTION FROM SCALE PLATFORM CURRENT SCALE PUSH NEXT WEIGHT og 24 MAINTENANCE The LCD will now read Push the YE
22. n Menu While in the SAE mode all functions except isless than 25 Push the CONTINE key to proceed to filter RECOVER and FULL CYCLE are active To unlock RECOVER and change FULL CYCLE modes complete the filter change procedure RECOVERY WILL NOT BE ALLOWED FILTER LIFE EXCEEDED WHEN FILTER LIFE EXCEEDED RECOVERY NOT ALLOWED ORDER P N ARXF5 FILTER LIFE REPLACE FILTER REMAINING 20 WITH SYMTECH CORPORATION FILTER CHANGE gt PIN ARXF5 CHANGE FILTER gt CONTINUE gt QUIT gt The LCD will now read Push the START key to begin Filter Change routine FILTER CHANGE DO NOT CONNECT TO AIC SYSTEM PUSH START START gt QUIT gt The LCD will now read The LCD will now read The evacuation process will take about 2 5 minutes After closing liquid port tank valve push CONTINUE key The unit will run until a filter has been evacuated CLOSE LIQUID PORT VALVE ON RECOVERY TANK FILTER CHANGE THEN PRESS CONTINUE EVACUATING FILTER PLEASE WAIT CONTINUE gt 22 MAINTENANCE AUTOMATICALLY OCCURING DURING THE OPERATION OF THE UNIT FILTER CHANGE continued Once the filter has been evacuated the LCD will read Replace the filter with new ARXF5 Then Push the NEXT key FILTER CHANGE REPLACE FILTER ORDER P N ARXF5 PUSH NEXT Push the ENTER key once the entire code is shown on LCD UP ENTER FILTER ID DOWN USE lt gt KEYS RIGHT gt 12345678 LEFT lt PUSH ENTER ENTER V
23. not completely dispense the charge Once the CHARGE DISPENSED equals the CHARGE into the A C system the LCD will notify the user of The LCD will read Close HIGH SIDE COUPLER options to complete the charge Push CONTINUE key CLOSE HIGH SIDE COUPLER CHARGE SELECTED 2 00 LBS CHARGE DISPENSED 0 00 LBS Start car A C system Push CONTINUE key START CAR A C SYSTEM PLEASE WAIT CONTINUE gt Charge is now complete Push QUIT key to return to MAIN MENU CHARGING COMPLETE CHARGE SELECTED 2 00 LBS CHARGE DISPENSED 2 00 LBS OPERATING INSTRUCTIONS Continued FULL CYCLE The fully automatic mode is commonly used at quick car care service facilities where no leaks or repairs are required but the A C system seems to be undercharged Full cycle is not available on R 1234yf SAE mode IMPORTANT Before starting the recovery of the refrigerant arefrigerant identifier should be used to determine the type and purity of the refrigerant Failure to properly identify the refrigerant could potentially expose the user to danger from flammable refrigerants and health hazards from toxic refrigerants Cross contamination of refrigerants can also occur and would require special handling of the refrigerant The LCD will now read From the MAIN MENU screen Push the or ARROW keys until the desired vacuum Push the FULL CYCLE key time is programmed Push the NEXT key RECOVER gt SET EVACUATION TIME EVACUATE gt TIME gt
24. nstructions The LCD will now read Select which service hose unit should charge through It is From the Main Menu screen recommended to use HIGH SIDE charging to prevent Push the CHARGE key compressor slugging RECOVER gt LOW SIDE gt EVACUATE gt HIGH SIDE gt SELECT MODE CHARGE gt BOTH gt TANK REFILL gt The LCD will now read If desired the units of measure can be changed If the CHANGE UNITS key is pushed the LCD will read at this time Push the CHANGE UNITS key Select units of measure CHARGE gt LBS gt CHARGE gt LBS 0Z gt CHANGE UNITS gt SELECT UNITS KGS gt OF MEASURE START gt GRAMS gt QUIT gt OZ gt Oil Injection System Jes The LCD will now read Open the oil injection valve until the Continue by pushing the or ARROW key until the charge desired amount is dispensed Push amount is programmed Once desired amount is programmed CONTINUE key once oil injection is push the START key complete CHARGE gt CHARGE SELECTED 2 00 LBS CHARGE gt IF REQUIRED INJECT OIL AT CHANGE UNITS gt THIS TIME AVAILABLE REF START gt CONTINUE gt 24 00 LBS QUIT gt QUIT gt AVAILABLE REF This is the amount of refrigerant available for charging If this drops below zero charging will not start 12 OPERATING INSTRUCTIONS Continued The LCD will now read The CHARGE DISPENSED reading will begin to increase Note If the unit does
25. nt of a defective plumbing scale electronic compressor or vacuum pump sub system e Heavy duty construction Rotational molded outer enclosure steel construction internal e 8 rear wheels and 4 front swivel casters give this unit excellent maneuverability under the worst of conditions e Recovers and Evacuates through both the high and low side service hoses e Separate Vacuum pump for faster evacuations e Additional service hose lengths available 8 foot comes standard e Programmed electrical outlet for optional heater blanket installation e Charges on both High and Low side e The MGR 1 can easily be converted back and forth between four different refrigerants R 134a R 1234yf R 22 and R 407C To help you get a good start please continue to carefully read the balance of this manual This manual contains important information on the proper procedures for operating this equipment Please pay close attention to the safety information Warnings and Cautions provided throughout this manual Always remember Safety First Certified by Intertek under SAE J2911 to meet SAE J2788 standard for R 134a and the SAE J2788 High Voltage Compressor service provision Certified by Intertek under SAE J2911 to meet SAE J2843 Feb 2011 Ed standard for R 1234yf and the SAE J2843 High Voltage Compressor service provision GENERAL SAFETY INSTRUCTIONS NOTE Only qualified service personnel should operate this unit Most states countries etc ma
26. pper bulk head fitting Connect Blue tank hose to lower bulk head fitting Reconnect ground wire clamp to tank Once refrigerant change has been completed Push the CONTINUE key The unit will proceed to do the automatic PT Pressure Transducer calibration and then if required the air purge This should only take a fewminutes and once complete the Main Menu will appear on the LCD If there are any questions on confirming the refrigerant selected turn OFF the unit Then turn the unit ON The LCD will briefly show the current refrigerant selected The LCD will have a list of refrigerants Push the Key next to the refrigerant selection R 134a gt R 1234yf gt SELECT REFRIGERANT hee R 407C gt QUIT gt Maintenance Interconnecting Hoses Service Hoses and Couplers The MGR3 1 uses brass to brass seal type fitting on the ends of the service hoses and interconnecting hoses No hose gasket maintenance is required on brass to brass type connections The fittings connecting to the filter drier do use a rubber hose gasket When changing the filter drier check the gaskets for wear Replace if required Periodically inspect all refrigerant hose assemblies service hoses and both service coupler inner o rings for wear Replace the component s if excessive wear or leakage is observed Periodically leak check all hose connection points hose ball valves and service couplers Since the unit does pull a vacuum in the recovery proces
27. s excessive Non Condensable Gases NCG s could be sucked into the system and placed in the storage tank 27 SERVICE PARTS AND ACCESSORIES Item Description 40110323 HFO 1234yf High side service coupler 12mm 40110331 R 134A Low side coupler 40110350 Premium vacuum pump oil 12 quart case 40110330 R 134A High side coupler 4011 11b check weight 4011 15 AMP breaker 115 VAC 4011 i igh si i 4011 ON OFF momentary switch 4011 6ft power cord 115 VAC OEM manufacturers of Automotive High Voltage A C systems have required that the residual amount of PAG oil in the charging hose s be reduced to a minimal level The following are instructions on how to prepare the MGR31 for charging a High Voltage A C system Step 1 this port Step 2 Push the REFILL key Do not hook up the service hoses as instructed by the LCD Step 3 Push the START key Run until RESUME and QUIT keys come up on the LCD Step 4 Step 5 Step 6 Step 8 Step 9 HIGH VOLTAGE A C CHARGING INSTRUCTIONS Remove the oil injection assembly from the MGR 1 injection port Cap off Connect both HI and LO service hoses to the auxiliary fittings a b on the hose between the filter and tank liquid port as shown in Fig 3 Push the RESUME key Open both HI and LO service coupler valves Step 7 Run for 30 minutes After 30 minutes close both HI and LO couplers Connect service hoses to auxiliary Allow the REFILL mode to compl
28. sen to remove air and moisture from an Automobile A C system that has been open to the atmosphere CAUTION Air and moisture in an A C system can cause premature failure of A C system components The LCD will now read From the Main Menu screen Push the or ARROW keys until the desired vacuum Push the EVACUATE Key time is programmed Once done push the START key RECOVER EVACUATE SELECT MODE CHARGE FULL CYCLE TANK REFILL The LCD will now read The vacuum pump will run until the The unit will then proceed to a 2 00 minute leak check test TIME REMAINING reaches 00 00 The LCD will now read EVACUATION IN PROGRESS LEAK CHECK IN PROGRESS TIME REMAINING TIME REMAINING 00 00 00 00 02 00 PLEASE WAIT If leak check fails check A C system for leaks If leak check passes Push the QUIT key to return to Main Menu or CHARGE key The LCD will now read for charge operation RECOVER gt EVACUATE gt EVACUATION COMPLETE SELECT MODE CHARGE CHARGE gt FULL CYCLE QUIT gt TANK REFILL NOTE If a leak is detected the LCD will be prompted OPERATING INSTRUCTIONS Continued CHARGE MODE The CHARGE mode would be chosen to recharge a mobile A C system after it has been properly evacuated This is also the time to inject oil back into the A C system See special instructions on page 27 for High Voltage Compressor A C system charging For units configured for R 1234yf in the SAE mode go to page 17 for CHARGE MODE i
29. t has already been put into service see Maintenance Section on page 25 If the unitis ON turn it OFF Then while holding down the Key 2 push the momentary ON OFF switch on the touch pad control panel of the unit until the LCD lights up The LCD will come up in the Maintenance Mode Push the CHANGE REF key Key 2 MAINTENANCE MODE The LCD will have a list of refrigerants Push the Key next to the refrigerant selection R 134a gt R 1234yf gt SELECT f REFRIGERANT ae R 407C gt QUIT gt The LCD will show a message to CLOSE VALVE 1 Then push the CONTINUE key The compressor will run for about 1 minute HI and LO gauges will pull into a slight vacuum CLOSE VALVE 1 THEN PRESS CONTINUE CONTINUE gt CHANGE FILTER gt SCALE gt MAINTENANCE SELECT MODE PZERO CHANGE REF gt QUIT gt Ball valve on the Red hose Valve 1 going to the filter outlet Ball valve on the Blue tank vapor hose Valve 2 The LCD will show a message to CLOSE VALVE 2 Then push the CONTINUE key The vacuum pump will run for about 3 5 minutes HI and LO gauges will pull into a deep vacuum Once done the LCD will read CHANGE TANK amp HOSE CLOSE VALVE 2 THEN PRESS CONTINUE CONTINUE gt MGR 1 CHANGE INITIAL REFRIGERANT SETTINGS Since this is the initial setup the tank filter assembly is empty and does not need to be changed If the refrigerant selection is R 1234yf place the R 1234yf ID labe
30. t of refrigerant available for charging If this drops below zero charging will not start TANK CAPACITY REMAINING is the amount of space available in storage tank Once DRAINING OIL is complete the unit will The unit will proceed to a 2 00 minute leak check proceed to Evacuation The vacuum pump will test The LCD will now read run until the TIME REMAINING reaches 00 00 Mota Mrlgak check tails chct A G Systemi tor The LCD will now read leaks The FULL CYCLE process will be aborted EVACUATION IN PROGRESS LEAK CHECK IN PROGRESS TIME TIME REMAINING TIME TIME REMAINING 00 00 00 00 20 00 PLEASE WAIT OPERATING INSTRUCTIONS Continued Once the LEAK CHECK has passed or the SKIP key is pushed The LCD will read Open the oil injection valve until the desired amount is dispensed Push the CONTINUE key IF REQUIRED INJECT OIL AT THIS TIME CONTINUE gt QUIT gt The LCD will now read The CHARGE DISPENSED reading will begin to increase Note If the unit does not completely dispense the charge into the A C system the LCD will notify the user of options to complete the charge CHARGING CHARGE SELCTED 2 00 LBS CHARGE DISPENSED 0 00 LBS See Figure A on page 12 for further details on the oil injection system Once the CHARGE DISPENSED equals the CHARGE The LCD will read Close HIGH SIDE COUPLER Push CONTINUE key CLOSE HIGH SIDE COUPLER CONTINUE gt OPERATING INSTRUCTIONS Continu
31. ted by sealants particulates and other contaminates The motorized ball valves incorporate passage ways 8 15 times larger than the existing solenoid valves orifice technology In fact the MGR 1 uses no solenoid or check valves in the active flow path during recovery or evacuation thus enhancing speed The MGR 1 utilizes patent pending two cylinder oil less compressor This compressor improves reliability and performance Being oil free no compressor oil maintenance or oil return system is required The following are additional features e Integrated manifold gauge set Visually see how the mobile A C system is operating No manual valves to open of close e Large Graphic LCD to view operating instructions Languages include English Spanish French German Chinese and more e Ahighly accurate electronic charge scale e Microprocessor integrated mass flow system keeps track of how much refrigerant has run through the filter drier giving the user maximum amount of run time on each filter 150 LBS per filter e Cartridge type 41 inch cubic filter drier Mounted directly on the storage cylinder for optimal moisture removal and weight accuracy e Automatic high pressure shut off with microprocessor indication e Interchangeable SYMTECH Corporation Recovery cylinders Use your country s approved refrigerant cylinders The software allows the user to set up the proper tank and refrigerant parameters e Modular design for easy replaceme
32. un a brief diagnostic routine LCD will read RE Zeroing PT Please wait Once done with PT calibration process the unit will proceed to the automatic air purge sequence This will take up to 3 minutes RE ZEROING AUTOMATIC AIR PURGE P TRANSDUCER PLEASE WAIT PLEASE WAIT RECOVER EVACUATE The LCD screen should now read This is called the MAIN MENU SELECT MODE CHARGE FULL CYCLE TANK REFILL e Connect the refrigerant service hoses to the automobile A C system to be serviced e Openthe High and Low side service couplers Push the KEY for the desired mode The different modes are as follows 1 Recover 2 Evacuation Vacuum 3 Charge 4 Full cycle 5 Tank refill Follow the directions on the LCD for each mode The following pages will discuss the operation of each mode in detail If the unit is setup for SAE R 1234yf operation full cycle will not show up on the LCD 9 OPERATING INSTRUCTIONS Continued RECOVER RECYCLE MODE The Recover Recycle mode would be chosen to recovery refrigerant from an Auto A C system that needs a refrigerant containing component replaced such as a compressor evaporator orifice tube condenser etc IMPORTANT Before starting the recovery of the refrigerant arefrigerant identifier should be used to to determine the type and purity of the refrigerant Failure to properly identify the refrigerant could potentially expose the user to danger from flammable refrigerants and hea
33. utomatic PT Pressure Transducer calibration and then if required the air purge This should only take a few minutes and once complete the Main Menu will appear on the LCD CHANGE TANK amp HOSE RECOVER THEN PRESS CONTINUE EVACUATE SELECT MODE CHARGE FULL CYCLE CONTINUE gt TANK REFILL If the unit is setup for R 1234yf SAE configuration the FULL CYCLE mode will not show up in the main menu It will be necessary to fill the storage tank with the assigned refrigerant in order to run recharge an AC system The unit can perform recovery operations at this time but cannot charge Go to the TANK REFILL mode instructions on page 20 to add refrigerant to the tank Initial setup is now complete Read the balance of this manual for complete operating and maintenance instructions OPERATING INSTRUCTIONS FOR THE MGR 1 IMPORTANT BEFORE USING THIS START UP GUIDE IT IS HIGHLY RECOMMENDED THAT THE USER COMPLETELY READ AND UNDERSTAND THIS ENTIRE MANUAL FAILURE TO OPERATE AS SPECIFIED COULD RESULT IN DAMAGE TO THE UNIT WHICH COULD ALSO LEAD TO LOSS OF WARRANTY The MGR 1 is a microprocessor driven unit The operating instructions are contained on the LCD Simply choose the desired function of the unit and follow the directions on the LCD The following are the basic instructions on safely operating each function of this unit Operating Instructions Open all Storage Tank Valves Push the momentary Power switch to ON The unit will r
34. y require the user to be licensed Please check with your local government agency DANGER This unit s recovery tanks contains liquid refrigerant Overfilling of a recovery tank may cause a violent explosion resulting in severe injury or even death Do not disable the overfill safety features Always make sure the correct tank is on the scale DANGER Only use the recovery tanks provided with this unit See distributor for replacement tanks DANGER Avoid breathing refrigerant vapors and lubricant vapor or mist Breathing high concentration levels may cause heart arrhythmia loss of consciousness or even cause suffocation DANGER Electrical shock hazard Always disconnect power source when servicing this equipment DANGER DO NOT USE COMPRESSED AIR TO PRESSURE TEST OR LEAK TEST THE UNIT OR VEHICLE AIRCONDITIONING SYSTEM Some mixtures of air and R 134a refrigerant are combustible at elevated pressures These mixtures are potentially dangerous and may result in fire or explosion causing personal injury or property damage CAUTION All hoses may contain liquid refrigerant under pressure Contact with refrigerant may cause frostbite or other related injuries Wear proper personal protective equipment such as safety goggles and gloves When disconnecting any hose please use extreme caution CAUTION Avoid breathing refrigerant vapors and or lubricant mist Exposure may irritate eyes nose throat and skin Please read the manufacturers Materia
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