how to empty internal tank on robinair

So, you should take some precautions before starting the dumping process: >> You may also like:RV Propane Detector Keeps Going Off: Causes and Solutions. 2023 Camping For Foodies -All Rights Reserved, RV Road Trip Ideas WithUnusual Roadside Attractions, How To Stay Warm Camping In A Tent: Brilliant Tips For Winter Trips. Posted to Tool & Equipment Forum on 8/26/2016 16 Replies. Other circumstances that prohibit full tanks. The bigger 20lb can be used for a longer period but can be refilled and exchanged. Every 12 years, you must recertify the tank from a DOT-certified inspector to ensure it is fit for service. Its pretty helpful and can tell you exactly where to take empty propane tanks for recycling. Does your camping fun always happen in the same location? A single-burner. Wi-Fi and Bluetooth capable (requires 80211TMP or 80211VCI master kit) Fully automatic operation - program for service, walk away and return when complete. The new design features a larger graphical display, automatic features including leak testing, automatic refrigerant refill and oil drain/inject putting A/C lubricant back into the system. How much does it cost to recertify a propane cylinder? If it is colder at the bottom, it still has gas in it. It is basically a small plastic key that goes into the nozzle of one-time-use propane canisters and makes sure the tank drains completely. hYYo7+|w &v].6B)oVkY>vf0{0THaUPt*:p}4BUN(+>H4JEDQjNxq5t6~>>^9knMsn/Lt\?K!I\KUz. We are members of the warehouse, so, we like using the Costco propane refill service. As with all equipment, a gauge is never totally accurate. This is how you SHOULD NOT empty propane gas cylinders: Propane is an invisible compressed gas that is heavier than air. RVers use propane because its readily available everywhere at a price point that is cheaper than gas. XGh=U Now you know the propane tank is empty, but, explosive vapors may still be in the tank. It will be recycled and used to make something new (perhaps a new propane tank). Following the 5 different methods explained above, you can dispose of or even reuse your empty propane tanks safely and legally. Automatic internal tank refill. There are only two method to do this yourself. To get a clear understanding of the proper recycling of propane tanks, lets see what material they are actually made of. Many RV parks and campgrounds give such exchange offers. Prompts appear when 1/3 of filter life remains.Optional PrinterOptional Refrigerant Identifier- See more at: http://www.robinair.com/products/premier-r-134a-refrigerant-recovery-recycling-and-recharging-machine#sthash.z585m0Mp.dpuf If your empty tank is in good condition, it can be reused. An optional refrigerant charge and oil capacities database is available for North American market vehicles. You can check the certification number on the back of these cylinders. Recycling trucks often compress collected trash using hydraulic compressors to make room for more trash before transporting them to the waste management facility. However, make sure the cylinder is in good condition and has no rusting or deformation. [5 EASY Ways], How to dispose of propane tanks (safe & legal), 2. '/]ijT!e}ygtx. Peters MO 63304. Thanks for your support!Link to machine: https://amzn.to/3MUCpjzService kit: https://amzn.to/3onL1EP#robinair #34788NI #acmachine The concept behind this was that when a waste pick-up personnel sees the Green Key, he can confidently pick up the canister without fearing an explosion during compaction. You dont have to exchange your cylinder from the same brand. Connect the tank fill hose to the source tank fitting, and open the tank valve. The small Propane cylinders we use on camping are based on DOT (US Department of Transportation) specifications. There are so many awesome uses for propane on camping trips. 0000023094 00000 n %PDF-1.6 % Keep firefighting equipment standby so that you can quickly access them whenever necessary. The only thing you should care about is the recertification of the tank every 12 years. Fully-Automatic Function: Program to recover, vacuum, leak test and charge without operating panel valves.Automatic Oil Drain: A display reminds you to empty the graduated container to show the amount of oil to replace.Oil Inject: Automatically inject oil back into the vehicles A/C systems.Refrigerant \u0026 Oil Database: A/C system capacities for North American market vehicles (Optional not included with the machine)Save \u0026 print before and after service data: Allows the user to store before and after service information by vehicle and print this information to provide to a customer.Visual \u0026 Audible Alarm: Notifies the user when service is complete, or if a problem has occurred.Vacuum Leak Test: Monitors level after evacuation, informs of possible leak.Automatic Air Purge: Eliminates system-damaging air without monitoring gauges or opening valves.Automatic Refrigerant Refill: Maintains a user-selectable amount of refrigerant in an internal vessel and signals when its time to change supply tank, no monitoring required.Vacuum Feature: Defaults to 15 mins, programmable up to 99 mins. The below list covers some of the notable retailers in the US where you can exchange your empty propane tank. Thats why you may be required to show proof that your tanks are entirely empty and no longer pressurized. You must replace the regulator when it fails. Check the cylinder for rust, dents, and any other physical damage that can compromise its integrity. See ROBINAIR Recovery Tanks under Parts and Accessories section on Page 16. Many people who buys empty propane tanks and other used household items usually surf craigslist for cheap deals and you can get rid of your used propane tanks in no time. You can return your unwanted propane tanks to retailers across the US. You only have to pay for the gas inside. Bernzomatic has a dedicated page to find your nearest waste management facility using your zip code. The person buying it can put it to better use. It especially comes handy during boondocking when you can use the gas cylinders for practically everything cooking, heating water, and for running various appliances. Refrigerant Management System: Displays refrigerant use and monitors remaining filter life. RA19798 Robinair Internal Tank Assembly : Price $ 757.58. At Camping For Foodies, we believe people are consumed with 24/7 connected lives prohibiting them from taking time to truly connect with people and enjoy nature. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'trucampers_com-leader-3','ezslot_12',158,'0','0'])};__ez_fad_position('div-gpt-ad-trucampers_com-leader-3-0');For the bigger 20lb propane tanks, there is no regulation stopping you from refilling and reusing them over and over again. These tanks are commonly used for camping and outdoor grilling. 0000003299 00000 n If you want something really fancy, you might want to get a couple of digital propane tank scales that have a magnetic sensor that mounts to the bottom of the tank providing a digital readout via bluetooth and work with smart phone apps. You can recertify your propane tank from any DOT-authorized inspector. As an RVer, you must dump all the remaining gas from your propane tank before using a new one. The unit will automatically shut down when the storage tank reaches 80% capacity if the float cable is used correctly. Recommended Camping Gears: I have compiled a list of my favourite camping gear in one place. If it is colder at the bottom, it still has gas in it. 0000004769 00000 n Recertification of propane tanks costs anywhere from $35 to $60 depending upon the person doing the job. 0000006115 00000 n 0000108878 00000 n Video of the Day. 0000001994 00000 n Psst were compensatedsee our disclosures. >> You may find these videos interesting! Check the sealing inside the plug-in valve. Carlos Perrys passion for outdoor activities can be traced back to 5 years ago when he spent a significant time to conquer beautiful pristine lands and experience different cultures with his best friends. Now, disconnect your propane tank and insert your Green Key tool (you can buy them. Its campers fuel of choice for cooking, heating, and lighting and is even used as an alternative to campfire. How to troubleshoot model 34788 recovery machine when internal tank is full? So don't worry just do the following, with POWER SWITCH OFF: - 1# Open front panel cover and verify the ISV tank is not overfilled. Step 2: Place the tank(s) on a slanted surface or plank so that the valve is in a lateral position. 28635 Mound Road LP Tank Check Dual Sensor, Monitor Kit, Propane Tank Gas Level Indicator. You can buy, exchange and dispose of propane grill tanks through their local retailer partners in many convenience stores, grocery stores, hardware stores and home improvement stores. In this video we cover the recovery, recycle, evacuation of system, leak testing, and recharging. 5. They should not be within 10 feet of even a tree because propane can damage the things that come into contact with it. In that case, you can dump the gas of the larger bottle to the new smaller one and blow off the rest. The below infographics summarise the 5 ways to dispose of or reuse empty propane tanks.5 ways to dispose of empty propane tanks. If you are a regular user, you are required to empty or replace the tank quite regularly. 0000027170 00000 n As per DOT regulations, you cannot refill and transport them across state borders. 1. Yes, old propane tanks can be easily sold online as well as in old hardware shops. 0000002145 00000 n 5. Propane is a highly volatile gas. It can travel quite a distance and will settle at the lowest point creating a pool of explosive, invisible gas that can cause a deadly explosion. Close the valve (Don't do this). 0000012955 00000 n Robinair A/C Machine Comparison Chart (Document # 16-74), SDS high vacuum pump oil Document # 552184). Before you trash your old propane tank, you have to make sure your local laws permit it and that the tank is completely empty. You can not refill the smaller 1lb propane tanks made with DOT39 specifications. Close the valve and you are done with the propane dumping. The propane professional will arrange for the tank to burn itself completely off to overcome the native propane pressure in the tank. The remaining propane will come shooting out of the cylinder. A lot of people are looking for used propane tanks for sale. HD p-v* x*(HLu)U[R?87Wmjg|})_&O!G4 L)>@>":>~FSDE) }AJ?I0b> Tc$uSxGG|T-$ODq,kya2:&Odt(]u) $+wwk0 p)N$NKY'O1D>'H@~K0EJb@l]JxnEJEMv_!$BSB*'8H*mX'' = $*XP~"P{`QCW0E++?=(W}\^8nr-QsI_8Be5(V3Xt*q*L\spTGdFF*m}l5wMuNuD2JBSQUTJgjyzT3lPs5alU5Ge-raP%Dk6:\+T-ASqzBz*siK:um{Fmvr8a=lU(a8>QF-;_[R]sK\1)WNiY)r-ye|MuVY@,yZU^Wr({_gROZtMjir.*jce?F3)Y|QJ=o)U|N#Tji"dk+M]t(/oFJ5@[JjmW5mU:+J *FP Keep the key inserted permanently to dispose of the cylinder. But, how to empty a propane tank? Refilling a single cylinder multiple times makes them very economical because each time you refill, you are only paying for the gas and not the steel cylinder. Refilling and transportation of all cylinders marked DOT 39 are a federal violation and can have a penalty of $500,000 and 5 years in prison as per 49 CFR 178.65. RV Propane Detector Keeps Going Off: Causes and Solutions. 0000001096 00000 n Many RVers find it is less expensive to purchase a new tank and fill it with propane at their destination rather than emptying and certifying their existing tanks. It is important to know how to empty propane tanks for transport and proper propane tank disposal. There are three things you can do with unwanted tanks: Your local public works department will be able to tell you what to do with tanks you want to put out of service. You can purchase a tank from anywhere RV parks, home improvement stores, and gas stations. The camping tips we are talking about today have to do with getting, Year-round tent camping IS possible, but it is not for everybody thats the good part! You can usually find recycling events in local communities too. System Flush A method of removing oil by forcing liquid refrigerant through an A/C system or components. How to Empty a Propane Tank A Safe Guide for Rvers. Most of us have used the small 1lb green color Coleman propane tank on our camping trips. But before you refill, make sure: But larger 5lb and 20lb cylinders have no restrictions on refilling, you can refill them yourself or from any certified refilling station and use them for a long time. The relevant specification is embossed on the metal surface or printed on the label. If youre looking for awesome ideas for yummy camping food, youre in the right place! Put your hand on top of the tank surface and slowly move down, feeling the temperature of the metal surface. To properly recycle propane tanks, you have to be very considerate about how and where it ends up. You may want to throw them away after disposing of the gas. In depth training on the operation of the Robinair 34788NI recovery machine. You can either get money or a filled tank if you want (you only pay for the gas inside). Product Code: RA19798. Place a weight of known mass (such as a 50-pound weight) onto the scale and press the "Weight" button. 0000070418 00000 n This usually includes connecting the propane tank with an extension via hose attachments and a large propane-burning appliance that takes a lot of gas to power it (like a large patio burner) so it burns off as quickly as possible. Can You Sleep On A Memory Foam Mattress On The First Night? Meets SAE J-2788 standards for accuracy: 95% refrigerant recovery and charging to +/- 1/2 oz. But as discussed above, many people refill and reuse these Coleman propane tanks at home (transportation across state borders is prohibited). Robinair introduces its next innovation, the 34788NI-H, featuring an industry leading 98.5% recovery efficiency for standard and hybrid vehicles and fully automatic function. You can dispose of your tank at your nearest community waster transfer station if: Most counties have their own waste management facilities where you can get rid of any hazardous waste, including your propane tanks, for a small fee. Below is a very interesting video about the working of Miramar Landfill & Greenery in San Diego to understand how the trash (including your propane tanks) is received, processed, and disposed of/recycled in one of the nations largest landfills.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'trucampers_com-narrow-sky-1','ezslot_17',163,'0','0'])};__ez_fad_position('div-gpt-ad-trucampers_com-narrow-sky-1-0'); By turning in your old recyclable propane tanks to your nearest waste management facility, you are making sure that it does not end up in any landfill. Propane is a widely used heating and energy source. H 0'?[H8k _\w/Dti,HaS/Nu2^oYG~T endstream endobj 9 0 obj 95 endobj 6 0 obj << /Type /XObject /Subtype /Image /Name /I1 /Filter /CCITTFaxDecode /Width 2201 /Height 2849 /BitsPerComponent 1 /ImageMask true /Decode [ 1 0 ] /Length 7 0 R /DecodeParms << /K -1 /Columns 2201 >> >> stream This blog is a way to share my knowledge and to connect with people who share my passion for the outdoors. All those small 1lb propane tanks we take camping are DOT-39 cylinders. You can easily refill them from a bigger propane tank using an adaptor. 0000010338 00000 n Some larger tanks have two gauges, one indicates the liquid level and the other indicates the pressure level. This is a common problem of Robinair 34700Z / 347002K & 347112K series machine. The system manager is responsible for compliance with laws, regulations, and technical rules. Another thing to remember is not to use propane when driving and not to install the canisters inside the vehicle. The Robinair 34788NI-H machines recover, recycle, evacuate, leak-test and recharge R-134a with improved 98.5% efficiency - unmatched by any competitor. If full, carefully remove refrigerant manually from ISV tank by pressing tank valve. The last certification date and the next time period are stamped on the metal service. Prompts appear when 1/3 of filter life remains.Optional PrinterOptional Refrigerant Identifier- See more at: http://www.robinair.com/products/premier-r-134a-refrigerant-recovery-recycling-and-recharging-machine#sthash.z585m0Mp.dpuf Open the valve and let the liquid propane flow out (Don't do this). 0000082782 00000 n A propane tanks external gauge indicator will tell you the liquid fill level of the tank, it WILL NOT tell you how much pressure is in the tank. Automatic Refrigerant Refill: Maintains a user-selectable amount of refrigerant in an internal vessel and signals when its time to change supply tank, no monitoring required. Beyond the meal, these unique Thanksgiving camping ideas will create a grateful atmosphere at your holiday celebration in the great outdoors with, Read More Thanksgiving Camping IdeasContinue, We have camping tips that help you enjoy adventures throughout the year but seasonal holiday trips need special attention! Outdoor Fact is a website reviewing a wide range of necessary outdoor gears along with ratings & comparisons by testing all of them and collect reviews from experts in USA to help outdoor lovers to find the best products for their needs. hXj1j$$(&mB(!C!&KI!v7}V{KYI{4gf4)0"eI (83%v4F5@* e@bYEu k4cAa@'!Pai2 2# verify Propane tanks are quite famous among campers. 0000083065 00000 n No stopping to fill the internal tank during service, or before service. . Meets SAE J-2788 standards for accuracy: 95% refrigerant recovery and charging to +/- 1/2 oz. Save my name, email, and website in this browser for the next time I comment. All these DOT Propane cylinders are either made from seam welded stainless steel alloy or aluminum. They can be used in all seasons to heat your tent or cook your food and can power a variety of equipment like camping stoves, open flame heaters, or even catalytic heaters but propane tank disposal is a tricky job. To solve this problem and give waste pick-up company personnel some confidence, Coleman introduced their Green Key Tool back in 2008. Similarly, you have to buy a new tank if the old one leaks and dissipates gas. Invert the propane cylinder so the bottom of the tank is facing upwards and the handles are on the ground (Dont do this). Hey all, After looking in the owners manual and contacting Robinair and our local AC machine repair rep, I'm still not sure what the problem is with our AC machine. Prompts appear when 1/3 of filter life remains. If you have an old propane tank you no longer want, you can just place it beside a Blue Rhino display and theyll take care of it for you. You can exchange your refillable empty Propane gas cylinder for a filled one from a number of retailers. 0000025604 00000 n It recovers, recycles, evacuates, and recharges R-134A quickly and accurately. Your tank is damaged and needs to be disposed. Wait until the last drop comes out. Robinair R1234yf Tank Fill Robinair 2.21K subscribers Subscribe 13K views 8 years ago This segment of the video shows you how to fill the Internal Storage Vessel (ISV) on the Robinair. used for another refrigerant, completely empty thetank, evacuate it and purge the tank using dry nitrogen, and then re-evacuate it. If its a 5- or 10-gallon tank, you can safely dispose of it by following the steps mentioned above. Its safer to remove all the traces of propane from a tank because its a flammable gas. Qty: Description Prop65 0000003843 00000 n if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'trucampers_com-mobile-leaderboard-1','ezslot_14',159,'0','0'])};__ez_fad_position('div-gpt-ad-trucampers_com-mobile-leaderboard-1-0');If any propane tank has leftover gas inside, it can cause an explosion causing damage to material and even the personnel handling the trash. Jp.Cate1=1+GK#Y8F+}~.MY@>BjY2a9 rBL=k4W=e2ME&\.>f?N'.P3`7pE*; ~_m9q9*Ub$WMMj6q/o~/d;5}sCEoH+l[*nTTb:f ,L7>,G7%pGN7Lk)C7%z^ZT6V="aNM&&%i?ZD+iu3_5OK@&5XWMZDRK_)(e7Qw[9uZ2Z^.ZeD5,D$'aDnDk!rO7{NHg*|(6u[qIoKT the sensor is not functioning correctly. Not all tanks can be refilled so you have to dispose them of at some point. Demonstrates how to fill the internal storage tank with R134a refrigerant on a Robinair AC690 Pro RMS Robinair AC1234-4 - Premier R-1234yf Recover, Recycle, and Recharge Machine. 0000001792 00000 n 0000070588 00000 n 1-800-533-6127, Bosch Automotive Service Solutions, Inc. Premier R-134A Refrigerant Recovery, Recycling, and Recharging Machine Robinair introduces its next innovation, the 34788NI, featuring an industry leading 98.5 18K views 64K views Adding. The propane gas inside does not break down but it is possible for the rubber sealing of the valve to degrade and leak propane slowly over time. If you want to know how to use a robinair ac machine, this is for you. 0000007465 00000 n These compressors are not used at the industrial level but they are more than perfect for emptying the tank used in your RV. Psst were compensatedsee our disclosures. Get FREE camping tips and recipes emailed to you! Remaining time is displayed.Display: MultilingualRefrigerant Charging: Select a charge mode from high or low side, or use both sides.Refrigerant Management System: Displays refrigerant use and monitors remaining filter life. If the metal surface is uniformly hot from top to bottom, it is empty. Automatic internal tank refill. trailer <]/Prev 727617/XRefStm 1792>> startxref 0 %%EOF 1082 0 obj <>stream But you can refill and reuse them at home or at your nearby campsite. Most RV-ers use propane for everything from cooking to cleaning, heating and generating power for appliances. NOTE: New style tank with quickseal fittings. Open the valve and let the liquid propane flow out (Dont do this). trucampers.com is a participant in the Amazon Services LLC Associates Program. For Robinair service center use only. Calling a professional service every time is not the solution because you might be traveling and they are not available in the area where you have camped or the service is expensive. Step 2: Place the tank (s) on a slanted surface or plank so that the valve is in a lateral position. You are traveling/transporting your RV and your propane tanks are required to be empty (like on a ferry). Currently working as a blogger, he takes pride in providing comprehensive contents about camping knowledge, survival skills based on his own experience. o{}=JQzOU^G endstream endobj 1208 0 obj <>stream Disposal of propane tanks requires much more consideration than your average household waste. attaching the oat cable to a storage tank with an internal oat switch. Many campers and outdoorsies refill these small tanks from bigger 20lb tanks quite frequently. >> Read more:How Much Propane Does an RV Refrigerator Use? AmeriGas is the largest propane supplier in the United States. The reason is, that they dont know if it is empty or not, and they cant make sure if it is. Most of these gas retailers accept all brands. Remember that the safety of the whole disposing act will depend on the size of the tank and how much gas is left there. The pressure of the old tank has to be at equilibrium with the surrounding atmospheric pressure. To remove any residue of leftover gases inside, follow the below steps: The bright green-colored key on top of the nozzle is an indicator for waste collection agencies that the container is completely empty of all traces of propane and is safe to crush and recycle. Depending on their condition, they can fetch you good money. Take the tank into an outdoor location in an open space area (Don't do this). However, if its a fixed tank holding 250 gallons or more of propane, you should contact a dealer to handle the dumping. You can find instructions all over the internet that tell you how to empty a propane tank but the advice should be AVOIDED because it is VERY DANGEROUS. Disconnect the tank from the plumbing gas line or equipment it is attached to (Dont do this). As an Amazon Associate, I earn from qualifying purchases. Pour a glass of warm water over the tank surface from top to bottom. 0000018097 00000 n Else it can be an explosion hazard. Shut-off Switch This unit has an internal, high-pressure, shut-off switch. Propane tank explosions are very disastrous. Keep your machine operating with 34724 replacement filters, Robinair high vacuum pump oil . The process of emptying and certifying propane tanks can be quite expensive. This makes things quite easy. How to transfer freon from internal tank to source tank on model 34788 recovery machine? If you are not sure, you can ask your local filling station, and they can guide you. 1043 0 obj <> endobj xref 1043 40 0000000016 00000 n 0000115494 00000 n Position the source tank on the rear of the machine so liquid refrigerant is supplied to the connection. Close the valve and you are done with the propane dumping. RV Camping This Winter 6 Ways to Stay Comfortable and Safe. Your RV is going in for service and the tanks must be empty. You violate the DOT regulation only when you transport them, but you can use them at home and at your nearby campsite, and you will be fine. See all of our tips for using it, finding it, cooking with it (to make AMAZING recipes) and the best gear! The old tanks are properly handled by hazardous waste experts and recycled to make something else from the material. By doing so, you would violate the DOT regulation of the transportation of hazardous material.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'trucampers_com-leader-4','ezslot_13',157,'0','0'])};__ez_fad_position('div-gpt-ad-trucampers_com-leader-4-0'); But that doesnt mean you can technically not refill them at home. DW;jT)qUS+RP9_0JRw(/YYp8zT14+W KbR&_. Born and raised in the north, I have a special connection to the wilderness. Check them out on my Recommended Camping Gears page. An optional refrigerant charge and oil capacities database is available for North American market vehicles. Different models can provide a variety of information including: You can find digital scales at your local hardware store or online. Coleman 1lb propane tanks can be used once and disposed of via your local waste transfer station. 3. 0000015414 00000 n Premier R-134A Refrigerant Recovery, Recycling, and Recharging MachineRobinair introduces its next innovation, the 34788NI, featuring an industry leading 98.5% recovery efficiency for standard and hybrid vehicles and fully automatic function.Robinair 34788NI and 34788NI-H machines recover, recycle, evacuate, leak-test and recharge R-134a with improved 98.5% efficiency unmatched by any competitor. Heres our entire camping recipes list. It is common to find shipping rules that require empty tanks to be tagged and certified as gas free by an authorized propane dealer or service company. They cant make sure that each tank is completely empty, so its easier for them to just not collect them. In most cases, it is unlikely to take more than a couple of minutes: Step 1: Disconnect the tank(s) from their attachments and take them in an outdoor place or a well-ventilated indoor area where there is no source of ignition. Girlfriend, you need camping tips when there is no bathroom in sight! Century Tool & Equipment4013 S. Old Hwy 94St. The propane cylinders you use in the RV are much smaller than commercial-size tanks. My name is Ahmed and I am an outdoor enthusiast and have been camping since my school days. When you take a tank to an open-air location and let the gas drain, you cant see it so you have no idea where it is settling. Conclusion. The selection is based on my own personal experience using them for many years camping as well as feedback from fellow campers. >> How to Pick the Best TPMS for RV 2018 Read this! An unopened Propane cylinder can last indefinitely. If you just want to know if you have enough propane to finish cooking your burger on your propane barbecue grill, or have enough in your RV tank to run your refrigerator and hot water heater for a weekend, we have tips on how to tell if a propane tank is empty. 0000005223 00000 n Prop65. But your waste pickup company may have problems with handling empty tanks. You can use a gas compressor for pumping gas from one bottle to another. Before using a tank previously used for another refrigerant, completely empty the tank, evacuate it and purge the tank using dry nitrogen, and then re-evacuate it. %PDF-1.2 % 8 0 obj << /Length 9 0 R /Filter /FlateDecode >> stream

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