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1. HYDROCARBON SIGS Technical Service Word Headguarars Fallan Missouri USA Service Department Hours of Operation 75007500 CST Monday Thuriday 7 06 00 Friday 8 00 12 00 Saturday Phone 1 855 372 1388 Email sevietvenig com
2. To displace any trapped refrigerant in the system refigeram PN TOOLS USED FOR ALL SYSTEMS INCLUDING HC R 290 Torches Manifold set Vaccuum pump Oxygen free dry nitrogen Scale Micron guage Pinch off tool Temporary line taps Tubing Cutter TOOLS USED FOR ALL SYSTEMS INCLUDING HC R 290 GENERAL PRECAUTIONS All appropriate and necessary tools and equipment are available to include a CO or dry power type fire extinguisher This procedure needs to be followed when working on any system TOOLS NO LONGER NEEDED FOR R 134a R 404A SYSTEMS TOOLS USED SPECIFICALLY FOR R 290 SYSTEM a 1 Safety Plackard R 134a reclaiming system 2 Combustible Gas Meter Inficon Gas Mate 718 202 G1 True Parti 965087 NOTE HC VENTING APPROVED BY EPA IT R 290 SERVICE KIT KIT 991755 R 290 TOOLS Propane No smoking or open fames KIT INCLUDED 1 COMBUSTIBLE GAS METER Inficon Gas Mate Model 718 202 G1 True Part 965087 2 Safety Plackard 3 Pinch off tool 4 12 Refrigeration hose FOR KIT CONTACT TRUE S PARTS DEPARTMENT 1 800 424 8783 NOTES For any other questions related to R 290 please contact True Technical Service CONTACT Email service truemfg com Direct Line 855 372 1368 Hours of Operation Mon Thurs 7 00 AM 7 00 PM CST Fri 7 00 AM 6 00 PM CST Sat 8 00 12 00 PM CST
3. covers should be in place NOTE PARTS USED ON HC CABINETS MUST HAVE SPECIFIC UL NOTE PARTS USED ON HC CABINETS MUST HAVE SPECIFIC UL CERTIFICATION FOR NON SPARKING COMPONENTS CERTIFICATION FOR NON SPARKING COMPONENTS r r ELECTRICAL SYSTEM SPARK FREE COMPONENTS ELECTRICAL SYSTEM SPARK FREE COMPONENTS TEMPERATURE CONTROL R 290 FAN MOTOR S R 290 UL CERTIFICATION motors used by True pass the HC standards for non sparking components Mechanical LAE Electronic Control R 290 Danfoss Electronic Control Contacts are enclosed Sollatek Electronic Control NOTE PARTS USED ON HC CABINETS MUST HAVE SPECIFIC UL NOTE PARTS USED ON HC CABINETS MUST HAVE SPECIFIC UL CERTIFICATION FOR NON SPARKING COMPONENTS CERTIFICATION FOR NON SPARKING COMPONENTS How Do 1 Know If the Parts I m IS SPECIALIZED TRAINING REQUIRED Using are HC R 290 Compliant NO Specialized training is recommended but not required for service providers Order OEM parts through True s Parts Department For online training contact WWwW rses Org 1 800 424 8783 SAME PROCEDURES USED WITH ALL REFRIGERANTS INCLUDING HC R 290 What s the Difference in xii xum Servicing HC s enu Systems rn ter rd The processes used to service HC systems very similar to current tee systems R 134a amp 404 a A D ANY NITROGEN ADDED THE SYSTEM SHOULD NOT EXCEED 200 PS SAMPLE OF GOOD RE
4. FRIGERATION PRACTICES Use the shortest hoses on your gauges as possible because of smaller refrigerant charge Bleed refrigerant back into system when removing line taps SAME PROCEDURES USED WITH ALL REFRIGERANTS INCLUDING HC R 290 r GOOD REFRIGERATION PRACTICES Micron Gauge Make sure to pull a 500 micron vacuum betore doing service on a system SAME PROCEDURES USED WITH ALL REFRIGERANTS INCLUDING HC R 290 CHARGING THE SYSTEM Ensure that the system has been leak checked Evacuate system to a minimum 500 micron Weigh in the correct charge Leak check the system again Bleed the refrigerant from the high side hose to the low side hose Carefully disconnect the hoses to limit the refrigerant loss Remove line taps SAME PROCEDURES USED WITH ALL REFRIGERANTS INCLUDING HC R 290 r SEALING THE SYSTEM We recommend removing line taps from the system Use a pinch off tool prior to sealing the ends of the process tubes Thoroughly leak check process tube ends before brazing SAME PROCEDURES USED WITH ALL REFRIGERANTS INCLUDING HC R 290 GOOD REFRIGERATION PRACTICES a What s the Difference in Using oxygen free dry nitrogen set pressure to 3 5 PSI purge for 2 minutes prior to brazing Continue purging the tools used nitrogen through system until all brazing is complete Procedure required for servicing R 290 equipment WHY IS PURGING W NITROGEN REQUIRED
5. HYDROCARBON PERFORMANCE SACS SERVICE MANUAL R 290 INDEX Best Aternative Labeling The Difference in R 290 vs R 134a R 404A What s the Difference in Servicing What s the Diference in Toots R 290 Tools Contact Info Why HYDROCARBON Refrigerant Reason 1 The EPA has mandated a ban on HFC Refrigerants R 134a and R 404A by 2020 Stand Alone Medium Temperature Commercial Rorgerator Beginning in 2019 Stand Alone Low Temperature Commercial Freezers Beginning in 2020 Reason 2 Significant New Alternative Policy SNAP approval from EPA December 2011 Felngerant Lu WHAT IS THE BEST ALTERNATIVE R 290 WHY IS R 290 THE BEST ALTERNATIVE NATURAL NON TOXIC NON OZONE DEPLETING AND LOW GLOBAL WARMING POTENTIAL BETTER THERMODYNAMIC EFFECIENCIES More energy efficient lower carbon footprint less electrical operating cost MATERIAL PROPERTIES AND SYSTEM SIMILARITIES MAKE HC s BEST ALTERNATIVE HFC s RECOVERY OF REFRIGERANT NOT NECESSARY Easier to service and dispose of at end of life HC OFFERS 45 60 DECREASE IN CHARGE SIZE COMPARED TO R 134a R 404A SAFE PROVEN TECHNOLOGY USED AROUND THE WORLD natural oE WHY IS R 290 THE BEST ALTERNATIVE GLOBAL WARMING POTENTIAL GWP is a relative measure of how much heat a greenhouse gas traps in the atmosphere It compares the amount of heat trapped by a cert
6. ain mass of the gas in question to the amount of heat trapped by a similar mass of carbon dioxide GWP r 3922 g IR 134a 1340 0 R 290 Propane 3 For Reference Carbon Dioxide has a GWP of 1 What do need to o to service HC equipment R 290 Frequently asked Questions EI R 290 Frequently questions Is Special Labeling on Equipment Required YES HYDROCARBON LABELING WHERE WILL THESE BE FOUND HYDROCARBON LABELING WHERE WILL THESE BE FOUND EXAMPLES COMPRESSOR EXTERIOR BACK LEFT INTERIOR SERIAL TAG a SLO FE GR OF st aa Lc IS wiwatami t aO DOT ANC ftc ias T REFRIS UNT EMISDUER CHARGE aur R290 ISK OFF GRE OF PROPERLY IN ACCORDANCE y MINE OR LOCAL FEGULATIOMS tora MORE N amp x EXTERIOR BACK RIGHT INTERIOR EVAPORATOR TOPICOVER astuta ALL PROCESS TUBES MUST HAVE PMS 185 RED SLEEVES What s the Difference in R 290 vs R 134a R 404A CABINET COMPONENTS NOTE PARTS USED ON HC CABINETS MUST HAVE SPECIFIC UL CERTIFICATION FOR NON SPARKING COMPONENTS Red sleeves must always be reinstalled if removed during service r r ELECTRICAL SYSTEM ELECTRICAL SYSTEM SPARK FREE COMPONENTS WIRE CONNECTORS COMPRESSOR RELAY R 134a R 404A Wire Nut Crimp Connector R 134a R 404A R 290 R 290

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