Stinger(Yellow) User Manual
Contents
1. BLK FAN NUET COMPRESSOR FAN PRINTED CIRCUIT BOARD 110 120 UNITS HIGH PRESSURE OPTIONAL SWITCH 80 TANK FULL GE SHUTOFF CORD POWER CIRCUIT COMPRESSOR 52 x CORD BREAKERS ON OFF VENER L2 a oto aan Ste a CB1 BLK AC HOT STI co4 GND 51 FAN piu ST STI Smart Tank Interface er AG NUET L1 GEN BLK BLU CB2 FAN WHT HP THERMAL J CUTOUT J2 BLU RED M2 COMP Sik eS 9 COMPRESSOR PRINTED CIRCUIT BOARD FAN 220 19 UNITS Z HIGH PRESSURE 80 TANK FULL STINGER Parts List See STINGER Exploded View on Page 21 Part Ne neater Beserion e 220150 e 20020160 20450140 Printed Boar 20150180 Printed Creut Boars 20VAG 20764920 y y a 20000001 Tank Fui Suor faen 20 STINGER Exploded View 21 Compressor Parts List See Compressor Exploded View on Page 23 Part No Item Description Qty 2081 0410 1 Motor Shaft Head Bearing 1 2081 0370 2 Crank Housing 1 2043 0030 3 Shaft Seal 1 2051 1900 4 Screw Machine M5 x 10MM 1 2081 0310 5 Piston Cup Seal Retainer 1 2043 0020 6 Piston Cup Seal 1 2081 0270 7 Piston 1 2081 04002. Return the unit freight prepaid along with proof of purchase original or copy of sales receipt to Bacharach Inc 621 Hunt Valley Circle New Kensington PA 15068 Upon receipt the unit will be evaluated If the failure is determined to have been caused by factory defect it will either be repaired or replaced with new or like new unit at Bacharach s discretion If the failure is determined to have been caused by customer misuse or mishandling or proper proof of purchase has not been supplied an estimate of the repair costs will be provided before any repairs or modifications are made to the unit If you have any questions please contact our Customer Service Department at 800 736 4666 or email them at help mybacharach com 24
3. 1 year from the date of purchase indicated on the original sales receipt The warranty covers all parts within the unit but excludes damage to the unit caused by misuse or mishandling The unit s motor brushes carry an extended warranty of 5 years If the unit is in need of warranty service within 90 days of its date of purchase it will be replaced with brand new one via our over the counter OTC exchange program To obtain a warranty replacement unit via the OTC exchange program the following steps must be followed 1 2 3 Return the unit to the wholesaler that it was purchased from along with proof of purchase original or copy of sales receipt If the wholesaler determines the unit is eligible for OTC exchange it will be replaced with brand new one The wholesaler should then contact our Customer Service Department for return goods authorization RGA in order to return the defective unit and have an order entered for its replacement Proof of purchase will be required in order to process the RGA OTC exchange units are processed as no charge orders If the unit is outside the 90 day OTC exchange period but within the 1 year warranty period the following steps must be followed 1 2 3 Download and fill out our Service Request Form at http www mybacharach com service htm If Internet access is not available contact our Customer Service Department at 800 736 4666 They will fax you copy of the form
4. 350 psi working pressures are not approved for use with R 410A 3 Turn the inlet and outlet valves to their OPEN position and the PURGE valve to its PURGE position Note The PURGE position bypasses the condenser optimizing the push pull flow rate 11 Liquid Push Pull Operations Continued 4 both the vapor and liquid valves on the DOT recovery tank 5 ON the STINGER The compressor will begin to pull vapors from the cylinder and the liquid out of the system and into the recovery cylinder 6 If a sight glass is being used you should watch it to determine when all of the liquid has been removed from the system 7 liquid push pull recovery method will not pull a vacuum the system You must turn OFF the STINGER and reconfigure the hoses for vapor recovery operations as described on Page 9 RECQVER OPEN OPEN p PURGE LA CLOSED HVAC UNIT CONTAINING REFRIGERANT COOL LIQUID LIQUID OPTIONAL SIGHT GLASS VAPOR LIQUID DOT APPROVED RECOVERY TANK WEIGH SCALE 12 Liquid Pull Recovery Charging Method Do not pump virgin refrigerant with the STINGER Unlike recovered refrigerant virgin refrigerant does not contain oil Pumping virgin refrigerant through the STINGER will remove all lubrication from the compressor bearings resulting in premature bearing failure Use the
5. 8 Piston Journal Bearing 1 2081 0260 9 Crank 1 2077 0940 10 Gasket 1 2081 0300 11 Crank Housing End Cover 1 2051 1920 12 Screw Cap M5 x 18MM 4 2081 0390 13 Shim 0 002 1 2081 0420 14 Shim 0 003 1 2081 0430 15 Shim 0 005 1 2077 0950 16 O Ring 026 1 2081 0290 17 Cylinder 1 2090 0039 18 Valve Plate Assembly 1 2081 0280 19 Cylinder Head 1 2051 1910 20 Screw Cap M5 x 50MM 4 2090 0040 21 Motor Brushes 2 2090 0041 22 Cap Motor Brush 2 2090 0042 79 Rebuild Kit 1 Includes Items 4 5 6 13 14 15 16 18 Any or all of these shims may be used 22 Compressor Exploded View HIONITAO 40 401 100 0 000 0 HSNTH SI NOLSId 40 401 OL GSYINOAY SV SI YO 1 EL SWALI SWIHS TIVLSNI OL NOLSId OL HOLON 40 MOVE 14VHS 3LON SAOVId ER i ai Pt 6 8 9120 vl an EE gt LL non Y Y 88S AIGWASSV Av Id IMYA XIAWASSV IATVA samar 5 hi 5 Z be 23 Warranty Repair Procedures Bacharach warrants this product for
6. Card and the Original Invoice These items should be kept with the unit at all times Description of Features Continued 1 Inlet Gauge 5 Outlet Gauge 2 Purge Valve 3 Inlet Port Valve 6 Outlet Port Valve 4 Inlet Port 7 Outlet Port 8 Circuit Breakers 11 Power Switch 9 Location of optional 80 tank full shutoff cord 12 Storage Pocket 10 Power Cord Note 220 VAC units have male IEC 60320 type plug that requires the use of customer supplied power cord adapter Vapor Liquid Recovery Operations Perform the following steps when recovering refrigerant that is either in vapor or liquid form Note Refer to R 410A Recovery Special Notes on Page 14 when recovering R 410A 1 Turn off all electrical or mechanical power to the refrigerant device to be evacuated 2 Make proper hose connections Connect refrigerant hoses to recovery cylinder STINGER and A C system as shown on Page 10 When possible use manifold gauge set to recover refrigerant from both the high and low side service ports This will speed up the recovery rates A CAUTION If the 80 tank full shutoff cord is not used then use a scale to monitor the refrigerant level in the recovery cylinder in order to prevent overfilling A CAUTION When recovering R 410A you must use a recovery cylinder approved for use with R 410A Standard recovery cylinders with 350 psi working pressures are not approved for use wit
7. affixed to the unit Learn the application and limitations as well as the specific potential hazards of your equipment Ground all equipment This unit is equipped with a three pronged grounded power cord Use the proper extension cord Keep extension cord length to minimum Use the following guide for choosing the proper extension cord 18 gauge cord maximum length 10 feet 16 gauge cord maximum length 25 feet 14 gauge cord maximum length 50 feet 12 gauge maximum length 100 feet Use approved hoses Use refrigerant connection hoses that are approved to SAE J2196 1992 These hoses must provide a shut off device within 12 inches of the ends and must be approved for outdoor usage Use approved recovery tank Use DOT approved refrigerant recovery tank made for use with the type of refrigerant being recovered Note that R 410 is capable of pressures exceeding 600 psi Typical DOT recovery cylinders are rated at 350 psi with pressure relief set at 550 psi These cylinders should not be used with R 410A Only cylinders rated at 400 psi with the relief valve setting at 600 psi should be used to for R 410A Failure to use the proper cylinder can be extremely dangerous Use weight scale scale must be used to indicate when the recovery tank is 80 full when the STINGER does not have the 80 Shutoff Kit option installed Avoid dangerous environments Although the unit can be used outdoors we do not recommend operat
8. liquid push pull method or the liquid pull method to transfer large amounts of liquid refrigerant virgin or dirty The liquid pull method is used to move a large amount of liquid refrigerant without the refrigerant passing directly through the STINGER The virgin refrigerant is pulled directly into the system being charged The STINGER keeps the pressure low in the system by removing vapor For every pound of vapor removed as much as 25 pounds of liquid refrigerant may be transferred This method can be used for either virgin refrigerant or really dirty refrigerant HVAC UNIT APPLIANCE CONTAINING REFRIGERANT SUCTION LINE DISCHARGE LINE CONNECT VIRGIN TANK TO HIGH SIDE PORT Virgin Liquid OPTIONAL 80 TANK FULL SHUTOFF CORD CONNECT STINGER TO LOW SIDE PORT TO PULL LIQUID OPEN Fo VAPOR LIQUID CLOSED VIRGIN REFRIGERANT OPTIONAL SIGHT GLASS APPROVED RECOVERY TANK WEIGH SCALE WEIGH SCALE 13 R 410A Recovery Special Notes R 410A is a replacement refrigerant for R 22 lts physical properties however are much different than R 22 R 410A has higher vapor pressure and is more dense than R 22 These characteristics make recovering R 410A more difficult by putting more of a load on the compressor Please follow the instructions below to ensure trouble free R 410A recovery Note Hose connections are the same for recove
9. operation is performed correctly During the purge operation the entire STINGER is pulled into vacuum leaving no more than 0 1 ounce of refrigerant in the unit STEPS 1 After recovery operations are complete and with the unit still powered ON and running make the following control valve position changes refer to illustration below Turn the inlet valve blue knob left side slowly to the PURGE position pointer DOWN position the purge valve black knob center slowly to the PURGE position pointer DOWN position 2 The STINGER will now start purging itself of refrigerant Allow the unit to run until the inlet gauge indicates that there is an adequate vacuum present in the system 3 Turn OFF the STINGER and then turn the outlet valve red knob right side to its CLOSED position 4 Close the Vapor and Liquid valves on the DOT recovery tank 5 Remove all hoses RECOVER 1 Rotate inlet valve 2 Rotate purge valve slowly to its PURGE slowly to its PURGE position pointing down position pointing down PURGE CLOSED 3 Keep outlet valve in its PURGE BACHARACH OPEN position during 23 the purging process 15 DOT Recovery Cylinder Safety A WARN NG This unit is capable of over pressurizing a DOT recovery cylinder Ensure that you are using the proper DOT recovery cylinder for the refrigerant that you are recovering R 410A is capable of pressures exceedin
10. 3 not evaluated for automotive use Refrigerant Recovery Rates Certified per ARI 740 95 amp 740 98 Table of Contents Introduction uviss unde ddmd slaget 2 STINGER Specifications 3 Table Of CONTENTS EE 4 Gen ral Safety 5 Operational 6 Description of Features 7 Vapor Liquid Recovery 9 Standard Recovery Hose 10 Liquid Push Pull Recovery 11 Liquid Pull Recovery Charging Method 13 R 410A Recovery Special 14 Purging the STINGER ths nee tobe 15 DOT Recovery Cylinder Safety 16 Recovery Tips ite een 17 Troubleshootingvsaunnsnsineen keen Secs cette 18 Schematic 19 STINGER Parts mira diger idrett 20 STINGER Exploded 21 Compressor Mn ee 22 Compressor Exploded View 23 Warranty Repair Procedures 00 0 24 General Safety Know your equipment Read and understand the User Manual and labels
11. 4 Ibs 38 Ibs 50 Ibs 40 Ibs 59 Ibs 95 Ibs 76 Ibs 118 Ibs 145 Ibs 98 Ibs 153 Ibs 238 Ibs 190 Ibs 274 Ibs 16 Recovery Tips Use the shortest hoses possible Long hoses increase the recovery time Remove all restrictions in the hoses Hoses with ball valves on the ends are better than hoses that are self sealing Remove Schrader core valves when possible from service ports e Always identify the refrigerant you are recovering This will minimize cross contamination and help you plan for the amount of refrigerant you will be recovering e Always pump liquid out of the system first and then recover the remaining vapors This will significantly speed up recovery rates e With large amounts of refrigerant use the liquid push pull recovery method This method is three times faster than recovering liquid directly Refer to the liquid push pull instructions on Page 11 e When possible recover from both the high and low side service port on the refrigeration system This will speed up the recovery rate e Use an agency approved in line filter P N 0007 1700 to prevent contaminants from entering the STINGER e If the STINGER has the optional 80 tank full shutoff cord installed connect this cord to the recovery cylinder s float switch If the cylinder does not have a float switch then be sure to install a shorting cap on the shutoff cord otherwise the STINGER will not operate Note Although using a manifold gauge set will spe
12. OTES FOR LIQUID RECOVERY Do not pump virgin refrigerant with the STINGER Unlike recovered refrigerant virgin refrigerant does not contain oil Pumping virgin refrigerant through the STINGER will remove all lubrication from the compressor bearings resulting in premature bearing failure Use the liquid push pull method or the liquid pull method to transfer large amounts of liquid refrigerant virgin or dirty Attention You must use an agency approved in line filter when recovering liquid Contaminants particularly from the bottom of recovery cylinders can enter the STINGER and become lodged in the valve seats causing damage and resulting in leaks We recommend using Bacharach in line filter P N 0007 1700 to guarantee optimum pumping speed CONNECT TO HIGH SIDE LOW SIDE OR BOTH SERVICE PORTS HVAC UNIT APPLIANCE CONTAINING REFRIGERANT OPTIONAL 80 TANK FULL SHUTOFF CORD P N 07 1700 OPEN RA CLOSED VAPOR LIQUID DOT APPROVED RECOVERY TANK LBS 10 Liquid Push Pull Recovery Operations Attention Before attempting liquid push pull recovery operations please review this page scale or liquid sight glass can be used to determine when all the liquid is recovered The STINGER will not pull vacuum using the liquid push pull recovery operation To finish the recovery operation you must perform vapor recovery operations as described on Page 9 GUIDLINES If any of the following conditio
13. STINGER 7 a High Performance Oilless Commercial Refrigerant Recovery Unit User Manual 44 PERFORMANCE CERTIFIED m Recovery Recycling Equipment www aridirectory org 2079 1130 Rev 6 May 2010 Introduction Congratulations on your purchase of the STINGER high performance oilless recovery unit Bacharach has worked hard to make the STINGER the highest performing most portable and easiest to use recovery unit on the market We are committed to your complete satisfaction CAUTION These instructions are for personnel trained and experienced in the handling of refrigerants Unqualified individuals should not attempt to operate this equipment Failure to follow proper operating procedures may cause personal injury WARNING Inhalation of high concentrations of refrigerant vapors is harmful and may cause heart irregularities unconsciousness or death Deliberate inhalation of refrigerants is extremely dangerous and death can occur without warning Vapors reduce oxygen available for breathing and are heavier than air Decomposition products are hazardous Liquid contact may cause frostbite All refrigerant containers equipment and hoses are under pressure CAUTION Before operating this unit please read this manual in its entirety It is important that you have a thorough understanding of the procedures outlined in this manual Failure to follow these procedures could void all manufacturer warra
14. ch is in the OFF position before plugging this equipment into an AC power source Unplug unit before servicing otherwise an electrical shock hazard will be present when the unit is disassembled Use caution when connecting or disconnecting hoses Improper usage may result in refrigerant burns frostbite If a significant refrigerant leak occurs proceed immediately to a well ventilated area Do not apply open flame or heat unit above 125 F Do not allow refrigerants to contact open flame Decomposition will occur Inhalation of decomposition is harmful First Aid Breathing If high concentrations of refrigerant vapors are inhaled immediately remove the person s to fresh air Keep calm If not breathing give artificial respiration If breathing is difficult give oxygen Call a doctor Do not give epinephrine or similar drugs Eye In case of liquid contact immediately flush eye with water Seek medical attention Skin Flush with water Treat for frostbite by gently warming the affected area CAUTION All refrigerant hoses recovery tanks refrigerant lines the STINGER unit and other vessels containing refrigerants should be handled at all times as if under high pressure Description of Features 1 Inlet Gauge Displays the inlet suction pressure of the system being evacuated 2 Purge Valve This valve determines what function the STINGER performs This valve is UP during recovery operations and DOWN
15. ctivation rectify and reset Reduce pressure and rotate Purge Valve to Purge and back to Recover Reduce pressure Factory service required Rotate Purge Valve to Recover Rotate Discharge Valve to Open position Open tank valve Check and clear blockage Bleed air from system tank Compressor stops Vapor pressure of refrigerant in Reduce tank temperature intermittently tank is close to HP trip point Unit overheats Excessive suction pressure due to Reduce inlet pressure below high ambient temperature 80 psi by throttling the inlet valve Recovery process too slow Head pressure too high System refrigerant iced up Restriction in hoses or manifold gauge set Compressor seals are worn 18 Reduce tank temperature or change tanks Throttle gauge manifold valves and discharge valve to reduce pressure differential between LP and HP gauges Interrupt process and allow ice to dissipate Check and clear restriction Rebuild compressor check with wholesaler for assistance Schematic Diagrams HIGH PRESSURE OPTIONAL SWITCH 80 TANK FULL SHUTOFF CORD 52 STI Smart Tank Interface i BLU POWER CIRCUIT COMPRESSOR iawn CORD BREAKERS ON OFF BLU STI SW L2 5 gt of BIK AC HOT GBI i BLK 1 THERMAL GND 51 CUTOUT WHT L1 TT AG NUET COMP Bk
16. ed up the recovery process a manifold gauge set is not required Recover from the liquid and vapor ports at the same time LIQUID Identify the refrigerant in the system before recovering VAPOR 80 TANK FULL SHUTOFF CORD VAPOR LIQUID 7 P N 07 1700 Use short hoses DOT APPROVED RECOVERY TANK LBS WEIGH SCALE 17 Troubleshooting PROBLEM CAUSE ACTION Unit will not start Power Cord not attached Fan does not run No voltage at receptacle compressor does not start 9 P Unit will not start Fan starts and runs compressor starts but will not stay on not connected to tank Float switch in tank is open Tank is full and float switch has opened Cooling fan runs but compressor will not start Circuit breaker has opened Discharge pressure too high HP Switch has opened Electronics failure in motor or on printed circuit board Compressor starts but cuts out within a few minutes pressure Purge valve is in Purge position during recovery and HP switch activates indication on HP gauge is high Discharge valve is not open and HP switch activates Recovery tank valve not open Blocked discharge hose Air in system tank Optional 80 tank full shutoff cord Attach Power Cord Verify voltage at job site Connect cord Check tank switch with multi meter Change tanks or short cord and use scale Identify cause of breaker a
17. for purging and liquid push pull operations Inlet Port Valve Opens or closes the inlet port Points UP open for all recovery operations and points DOWN for purging operations 4 Inlet Port Refrigerant hose connection for incoming refrigerant 5 Outlet Gauge Displays the outlet discharge pressure 6 Outlet Port Valve Opens or closes the outlet port Points UP when it is open and to the left when CLOSED 7 Outlet Port Refrigerant hose connection for outgoing refrigerant 8 Circuit Breakers Protects the STINGER from over current 9 80 Tank Full This optional accessory connects to a DOT recovery Shutoff Cord cylinder s overfill sensor and automatically shuts the Optional STINGER off when the recovery cylinder reaches 80 of its liquid fill limit Note If this option is installed the STINGER will not operate unless it is connected to a recovery cylinder with a compatible level float switch If the recovery cylinder does not have a float switch then a shorting cap must be installed on the shutoff cord 10 Power Cord Plugs into an appropriate AC outlet Note that 220 VAC units are equipped with a male IEC 60320 plug that requires a customer supplied power cord adapter that conforms to local electrical codes 11 Power Switch When in the ON position this switch starts the recovery operation by turning ON the compressor 12 Storage Pocket This heavy duty storage pocket is used to store the Operations Manual the Warranty
18. g 600 psi Typical DOT recovery cylinders are rated at 350 psi with a pressure relief set at 550 psi These cylinders should not be used with R 410A Only cylinders rated at 400 psi with pressure relief set at 600 psi should be used to recover R 410A Failure to use the proper cylinder can be extremely dangerous If your STINGER is equipped with the optional 80 tank full shutoff cord connect this cord to a DOT recovery cylinder s float switch This cord connection will automatically shut OFF the STINGER when the recovery cylinder reaches 80 of its liquid full limit It is recommended that you use this cord for added safety If your STINGER is not equipped with an 80 tank full shutoff cord or if you are using recovery cylinder that does not have float switch then you must use scale to prevent overfilling the cylinder Note If the 80 tank full shutoff cord is present but not being used then shorting cap must be installed on the shutoff cord in order for the STINGER to operate Bacharach uses and recommends the Air Conditioning amp Refrigeration Institute s ARI Guideline K for the safe filling and handling of used refrigerant This Publication is available from ARI at http www ari org The following information provides the safe fill weights for used refrigerant based on the size of the container and is in accordance with Guideline K WATER NET REFRIGERANT GROSS CONTAINER CAPACITY WEIGHT WEIGHT APPROX 30 Ibs 2
19. h R 410A 3 Turn the inlet and outlet valves to their position and the PURGE valve to its RECOVER position Open the vapor valve on the DOT recovery tank 4 Use the rear mounted power switch to turn ON the STINGER The compressor will now begin to recover refrigerant Note When recovering liquid in rare instances knocking sound may come from the This indicates that too much liquid is entering the compressor The inlet valve must be regulated closed until this knocking sound stops otherwise compressor damage could occur Pumping liquid when the compressor is knocking will damage the compressor reduce the compressor life and void the compressor s warranty This condition is rare and should not occur under normal recovery operations 5 Proceed with the recovery process until the system pressure shows a vacuum Turn OFF the STINGER for a minimum of 5 minutes after which determine the amount of refrigerant remaining in the system Repeat this step until system pressure is below mandatory EPA levels 6 Purge the STINGER follows OFF the STINGER b Turn the inlet and purge valves to their PURGE position both pointing DOWN and the outlet valve to its OPEN position pointing UP c Turn ON the STINGER and monitor the inlet gauge The purge operation is complete when the inlet pressure gauge shows a vacuum Standard Recovery Hose Connections IMPORTANT N
20. ion in the rain or in wet locations Secure the unit when working above floor level This equipment should not be used in the vicinity of spilled or open containers of flammable materials Ventilation requirements This equipment should be used in location with mechanical ventilation that provides at least 4 air changes per hour or the equipment should be located at least 18 above the floor Use recommended accessories Follow the instructions that all accessories Improper use of accessories may damage the equipment or create a hazard Repair damaged parts Do not operate the unit with defective part Repair unit to proper operating conditions Operational Safety WARNING Inhalation of high concentrations of refrigerant vapors is harmful and may cause heart irregularities unconsciousness or death Deliberate inhalation of refrigerants is extremely dangerous and may cause death Vapor reduces the oxygen available for breathing and is heavier than air Decomposition products are hazardous Liquid contact can cause frostbite All refrigerant containers equipment and hoses are under high pressure Avoid breathing high concentrations of vapors Use with sufficient ventilation to keep operator exposure below recommended limits especially in enclosed and low lying areas Avoid contact of liquid with eyes and prolonged skin exposure Wear safety goggles and protective gloves Make sure the power swit
21. ns are present in the system being evacuated the liquid push pull operations may not be practical and vapor recovery operations should be performed v The equipment contains less than 20 Ibs of refrigerant v The equipment is a heat pump or other system with refrigerant flow that would prevent you from isolating the liquid v Equipment has an accumulator between the service ports used in the liquid recovery process v Liquid refrigerant migration has occurred and the location of the liquid is unknown refrigerant tubing design the equipment does not allow for a solid column of liquid refrigerant to be formed STEPS The liquid push pull recovery method requires the use of a third hose In addition a sight glass is useful for determining when all of the liquid has been pushed out of the system After all the liquid has been pushed out you will need to reconfigure the hoses for vapor recovery since the liquid push pull recovery method does not pull a vacuum on the system 1 Remove power from the refrigerant device to be evacuated 2 Make proper hose connections for liquid push pull recovery as shown in the diagram on Page 12 A CAUTION If the 80 tank full shutoff cord is not used then use a scale to monitor the refrigerant level in the recovery cylinder in order to prevent overfilling A CAUTION When recovering R 410A you must use a recovery cylinder approved for use with R 410A Standard recovery cylinders with
22. nties WARN NG This unit is capable of over pressurizing a DOT recovery cylinder Ensure that you are using the proper DOT recovery cylinder for the refrigerant that you are recovering NOTE R 410 is capable of pressures exceeding 600 psi Typical DOT recovery cylinders are rated at 350 psi with a pressure relief set at 550 psi These cylinders should not be used with R 410A Only cylinders rated at 400 psi with the relief valve setting at 600 psi should be used to for R 410A Failure to use the proper cylinder can be extremely dangerous BEFORE handling refrigerants read the material safety data sheet from the refrigerant manufacturer STINGER Specifications STINGER R 12 R 22 R 114 R 134a R 401A R 401B R 401C R 402A Compatible R 402B R 404A R 406A R 407A R 407B R 407C R 407D Refrigerants R 408A R 409A R 410A R 411A R 411B R 412A R 500 R 502 R 507 R 509 Power 110 120 1 Phase 50 60 Hz 8 Amps See label on 220 VAC 1 Phase 50 60 Hz 4 Amps back of unit HP High Performance Oilless High pressure cutoff at 550 psi Compressor is protected by Protection circuit breakers and internal compressor thermal sensor Optional 80 tank full shutoff kit P N 2090 0091 Pressure Ratings Low Side design pressure 450 PSI 9 High Side design pressure 550 PSI Operating Range 32 to 104 F 10 to 40 C Blow Molded High Impact Polyethylene Size Weight Length 17 Certification Complies with UL196
23. ring R 410A Connect hoses as shown in the vapor recovery diagram below Under normal operating conditions the STINGER can recover R 410A just like R 22 Under certain conditions however because of R 410A s higher vapor pressure and density you will have to take the following precautions A CAUTION USE ONLY DOT RECOVERY CYLINDERS APPROVED FOR USE WITH R 410A Overfilling or over pressurizing your recovery cylinder is extremely dangerous WHEN RECOVERING VAPOR If the STINGER sounds like it is overloaded either by slowing down or by making a knocking sound reduce the inlet pressure by closing or throttling the inlet valve until the STINGER begins to run normally WHEN RECOVERING LIQUID If a loud knocking noise occurs the inlet pressure the STINGER should be throttled back by slowly closing the inlet valve until the knocking noise stops This action will prevent compressor damage CONNECT TO HIGH SIDE LOW SIDE OR BOTH SERVICE PORTS HVAC UNIT APPLIANCE CONTAINING REFRIGERANT OPTIONAL 80 TANK FULL SHUTOFF CORD Use the proper R 410A cylinder WEIGH SCALE 14 Purging the STINGER The STINGER is equipped with pump down purge that allows the technician to pump down or evacuate the STINGER before proceeding to the next recovery operation This procedure not only eliminates cross contamination but also conserves refrigerant Follow the steps below to ensure your pump down
Download Pdf Manuals
Related Search