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  1. Does GloSeal AC Sealant work?

    Started by benze, 10-30-2020 11:26 AM
    heat pump, refrigerant
    • Replies: 9
    • Views: 634
    Last Post: 11-02-2020 10:20 PM
    by bobboan  Go to last post

    Forum:
    AOP Residential HVAC

  2. Heat Pump Output Calculation - Help!!!

    Started by nnm223, 08-01-2020 11:58 AM
    cop, efficiency, heat exchanger, heat pump, performance, power, refrigerant
    • Replies: 6
    • Views: 439
    Last Post: 08-05-2020 09:34 AM
    by nnm223  Go to last post

    Forum:
    Tech to Tech Chat - Residential

  3. How Accurate is Estimating Charge Based on Receiver Size

    Started by Looking_forhelp, 07-30-2020 06:11 PM
    error, receivers, recommendations, refrigerant, refrigerant charge calculator
    • Replies: 10
    • Views: 338
    Last Post: 07-30-2020 10:05 PM
    by stumpdigger  Go to last post

    Forum:
    AOP Residential HVAC

  4. HVAC overheat or overcharged refrigerant?

    Started by fgh, 07-21-2020 08:36 PM
    hvac, overcharged system, overheat, refrigerant 1 Attachment(s)
    • Replies: 10
    • Views: 595
    Last Post: 07-22-2020 08:04 PM
    by beenthere  Go to last post

    Forum:
    AOP Residential HVAC

  5. HVAC overheat or overcharged refrigerant?

    Started by fgh, 07-21-2020 08:23 PM
    hvac, overcharged system, overheat, refrigerant 1 Attachment(s)
    • Replies: 1
    • Views: 288
    Last Post: 07-21-2020 09:14 PM
    by CircusEnvy  Go to last post

    Forum:
    AOP Residential HVAC

  6. Is it ever normal for refrigerant lines to feel hot or is it always sign of an issue?

    Started by jimmy992, 06-24-2020 03:19 AM
    copper tubing, refrigerant, temperature
    • Replies: 2
    • Views: 380
    Last Post: 06-24-2020 08:07 AM
    by pecmsg  Go to last post

    Forum:
    AOP Residential HVAC

  7. Would like to sell refrigerant

    Started by disra_senkovi, 05-24-2020 04:13 PM
    automotive, r134a, refrigerant, sale
    • Replies: 0
    • Views: 1,034
    Last Post: 05-24-2020 04:13 PM
    by disra_senkovi  Go to last post

    Forum:
    Junk Yard

  8. Need Advice on Best Method to Relocate Refrigerant Line

    Started by TexasSage, 09-08-2019 02:16 PM
    copper tube, refrigerant, replace or repair
    • Replies: 4
    • Views: 526
    Last Post: 09-08-2019 03:42 PM
    by rider77  Go to last post

    Forum:
    AOP Residential HVAC

  9. HGBP, Queston on DUNHAM BUCH WCFX Chillers

    Started by Chilly56, 08-08-2019 03:27 PM
    chiller, hgbp, hvac, refrigerant
    • Replies: 0
    • Views: 749
    Last Post: 08-08-2019 03:27 PM
    by Chilly56  Go to last post

    Forum:
    AOP Commercial HVAC

  10. Evaporator Sizing

    Started by Matheus Lima, 08-01-2019 12:32 PM
    control, evaporator, hvac, hvacr, refrigerant, size
    • Replies: 8
    • Views: 688
    Last Post: 08-01-2019 01:21 PM
    by VTP99  Go to last post

    Forum:
    General Discussion

  11. Can removing refrigerant gauges improperly vent too much refrigerant?

    Started by stupidhomeowner, 06-26-2019 09:42 AM
    3 Pages •
    1 2 3
    refrigerant
    • Replies: 42
    • Views: 2,206
    Last Post: 06-27-2019 05:11 AM
    by beenthere  Go to last post

    Forum:
    AOP Residential HVAC

  12. Possible refrigerant leak - covered under warranty?

    Started by cantech66, 06-16-2019 02:32 PM
    leak, mitsubishi, refrigerant, warranty
    • Replies: 3
    • Views: 830
    Last Post: 06-17-2019 10:01 AM
    by pecmsg  Go to last post

    Forum:
    AOP Residential HVAC

  13. issue with small sandwich prep cooler

    Started by Benito escobar, 06-14-2019 04:16 PM
    cooler, pressure drop, r134a, refrigerant 1 Attachment(s)
    • Replies: 16
    • Views: 1,172
    Last Post: 06-14-2019 07:40 PM
    by Snapperhead  Go to last post

    Forum:
    Refrigeration & Ice Making

  14. Chiller Question, Liquid condenser, Dunham Bush tube cleaning

    Started by Chilly56, 04-04-2019 10:16 PM
    chiller, dunham bush, hvac, refrigerant
    • Replies: 5
    • Views: 1,051
    Last Post: 04-05-2019 09:05 PM
    by lzenglish  Go to last post

    Forum:
    Chillers Open Forum

  15. Sniffer Sensitivity Check Reference Check

    Started by mracrep4ir, 02-24-2019 06:17 PM
    refrigerant, sniffer 2 Attachment(s)
    • Replies: 14
    • Views: 1,671
    Last Post: 03-24-2019 01:19 PM
    by jayguy  Go to last post

    Forum:
    Tools & Test Equipment

  16. Things just got real: FBI is investigating R22a HC refrigerant and seeking victims

    Started by ICanHas, 06-24-2014 05:54 PM
    4 Pages •
    1 2 3 4
    epa, laws, refrigerant 1 Attachment(s)
    • Replies: 67
    • Views: 28,808
    Last Post: 10-18-2018 08:10 PM
    by pecmsg  Go to last post

    Forum:
    Tech to Tech Chat - Residential

  17. HVAC Cooling only 15 deg, and determine how much refrigerant is needed to recharge

    Started by xemi, 07-17-2018 01:18 PM
    freon, r22, refrigerant
    • Replies: 6
    • Views: 846
    Last Post: 07-19-2018 02:07 PM
    by udarrell  Go to last post

    Forum:
    AOP Residential HVAC

  18. Coldspot through the wall air conditioner stopped blowing cold air

    Started by HVACJPao, 05-29-2018 07:17 PM
    air conditioner, compressor, refrigerant, sears, wallmount 4 Attachment(s)
    • Replies: 5
    • Views: 1,793
    Last Post: 05-30-2018 12:53 AM
    by HVAC_Marc  Go to last post

    Forum:
    AOP Residential HVAC

  19. New iManifold Features & NPI Partners Announced!!

    Started by Bill Northrup, 03-06-2018 06:10 PM
    2 Pages •
    1 2
    data logger, hvac apps, refrigerant, service software, tools, trane
    • Replies: 24
    • Views: 3,334
    Last Post: 03-12-2018 09:52 AM
    by Bill Northrup  Go to last post

    Forum:
    Tools & Test Equipment

  20. Poll: Poll Question: As an HVACR Technician...

    Started by Sporlan, 06-01-2016 11:45 AM
    hvac, hvacr, refrigerant, refrigeration
    • Replies: 5
    • Views: 2,864
    Last Post: 08-28-2016 07:01 PM
    by billygoat22  Go to last post

    Forum:
    Parker Sporlan

  21. A/C Condenser Oil?

    Started by Question1234, 06-12-2016 05:55 PM
    3 Pages •
    1 2 3
    air conditioner, condenser, oil, refrigerant
    • Replies: 47
    • Views: 16,187
    Last Post: 06-18-2016 09:04 PM
    by Mr Bill  Go to last post

    Forum:
    Tech to Tech Chat - Residential

  22. Summer is Here!

    Started by Sporlan, 06-07-2016 03:14 PM
    air conditioning, air flow, hvac, refrigerant, ventilation
    • Replies: 15
    • Views: 3,842
    Last Post: 06-16-2016 10:35 AM
    by Sporlan PM  Go to last post

    Forum:
    Parker Sporlan

  23. Sporlan Tech Tip: Troubleshooting Solenoid Valves

    Started by Sporlan, 05-31-2016 02:04 PM
    air conditioner, hvac, refrigerant, refrigeration basics, solenoid valves, valves
    • Replies: 0
    • Views: 3,311
    Last Post: 05-31-2016 02:04 PM
    by Sporlan  Go to last post

    Forum:
    Parker Sporlan

  24. Guide to Servicing Blended Refrigerants

    Started by Sporlan, 05-17-2016 10:53 AM
    air conditioning, hvacr, lubricants, refrigerant, refrigerant management, refrigeration
    • Replies: 0
    • Views: 2,702
    Last Post: 05-17-2016 10:53 AM
    by Sporlan  Go to last post

    Forum:
    Parker Sporlan

  25. R22 Phase out

    Started by Commoncurtise, 04-28-2016 11:38 AM
    2 Pages •
    1 2
    freon, freon refrigerants, r22, r22 retrofit, r22 retrofits, refrigerant
    • Replies: 28
    • Views: 4,774
    Last Post: 05-01-2016 01:33 PM
    by COOLJIM  Go to last post

    Forum:
    General Discussion

  26. Recharge refrigerant, but no leak check. Why?

    Started by scibidr, 09-18-2015 03:16 PM
    leak testing, refrigerant
    • Replies: 6
    • Views: 1,748
    Last Post: 09-23-2015 08:59 PM
    by hvacvegas  Go to last post

    Forum:
    AOP Residential HVAC

  27. Replacing Trane XL20i Evaporator Coil: Replace all the refrigerant?

    Started by ChipCharge, 09-12-2015 11:00 AM
    leak, refrigerant, trane, xl20i
    • Replies: 10
    • Views: 3,770
    Last Post: 09-16-2015 01:13 PM
    by ChipCharge  Go to last post

    Forum:
    AOP Residential HVAC

  28. R134a Temp/Press do not correspond to PT Charts!

    Started by ZhuoHan, 08-12-2015 03:40 AM
    pressure/temperature charts, refrigerant, refrigeration
    • Replies: 4
    • Views: 1,718
    Last Post: 08-12-2015 09:02 PM
    by ZhuoHan  Go to last post

    Forum:
    General Discussion

  29. Facing Repair/Replace decisions: How can I educate myself?

    Started by CindyinAtl, 05-14-2015 11:51 AM
    coils, refrigerant, replace
    • Replies: 5
    • Views: 1,585
    Last Post: 05-14-2015 10:04 PM
    by udarrell  Go to last post

    Forum:
    AOP Residential HVAC

  30. help with possible wrong refrigerant added

    Started by Jac151, 05-13-2015 07:33 PM
    air conditioning, condensor, r22, r410, refrigerant
    • Replies: 7
    • Views: 2,628
    Last Post: 05-14-2015 10:30 AM
    by syndicated  Go to last post

    Forum:
    AOP Residential HVAC

  31. Units are short cycling. Can I reduce refrigerant charge?

    Started by joepc, 01-23-2015 04:21 PM
    refrigerant, short cycle
    • Replies: 9
    • Views: 3,522
    Last Post: 02-04-2015 09:16 AM
    by syndicated  Go to last post

    Forum:
    AOP Commercial HVAC

  32. Studen Question: What refrigerants to use with walk in freezer?

    Started by notloc, 11-25-2014 08:01 PM
    advice, help., installation, refrigerant
    • Replies: 11
    • Views: 2,937
    Last Post: 12-23-2014 11:04 PM
    by anasmilbes  Go to last post

    Forum:
    Refrigeration & Ice Making

  33. R-718 ecofriendly?.?

    Started by DothanHvac, 12-06-2014 10:46 PM
    2 Pages •
    1 2
    refrigerant
    • Replies: 21
    • Views: 2,584
    Last Post: 12-07-2014 12:50 AM
    by ICanHas  Go to last post

    Forum:
    General Discussion

  34. Trane stopped itself - condensor coil design flaw - costing me a bundle & delay

    Started by beyond hot, 08-19-2014 12:53 PM
    3 Pages •
    1 2 3
    coil, condenser, leak, refrigerant, reliability, trane
    • Replies: 49
    • Views: 12,182
    Last Post: 08-26-2014 01:03 PM
    by wahoo  Go to last post

    Forum:
    AOP Residential HVAC

  35. ASHRAE Journal article reports R-290 is less efficient than R-22

    Started by ICanHas, 08-04-2014 05:53 PM
    alternative refrigerants, global warming, green article, refrigerant
    • Replies: 0
    • Views: 943
    Last Post: 08-04-2014 05:53 PM
    by ICanHas  Go to last post

    Forum:
    Tech to Tech Chat - Commercial

  36. need advice on leak in air-conditioner heat-pump installation

    Started by njhvac1, 07-06-2014 02:31 PM
    air conditioner, heat pump, installation, refrigerant
    • Replies: 0
    • Views: 1,389
    Last Post: 07-06-2014 02:31 PM
    by njhvac1  Go to last post

    Forum:
    AOP Residential HVAC

  37. Simple Refrigerant Leak Test

    Started by hippomoe, 05-12-2014 03:29 PM
    low, r22, refrigerant, suction line
    • Replies: 4
    • Views: 1,797
    Last Post: 05-13-2014 09:10 AM
    by hippomoe  Go to last post

    Forum:
    AOP Residential HVAC

  38. Is Delta T of 24 degrees over evaoprator coil too much?

    Started by ndeverest, 05-01-2014 06:13 PM
    air temperature, airflow, carrier, delta t, evaporator coil, refrigerant, subcooling & superheat
    • Replies: 8
    • Views: 15,448
    Last Post: 05-02-2014 09:08 AM
    by udarrell  Go to last post

    Forum:
    AOP Residential HVAC

  39. Carrier Infinity -- need help thinking outside the box

    Started by ndeverest, 04-26-2014 11:12 PM
    2 Pages •
    1 2
    air temperature, airflow, carrier infinity, delta t, evaporator coil, refrigerant, subcooling & superheat 2 Attachment(s)
    • Replies: 21
    • Views: 6,695
    Last Post: 04-29-2014 06:03 PM
    by davo  Go to last post

    Forum:
    AOP Residential HVAC

  40. Replacement of R22 with R407c

    Started by adarsh412, 10-15-2013 06:15 AM
    hvac, refrigerant, replacement
    • Replies: 0
    • Views: 1,078
    Last Post: 10-15-2013 06:15 AM
    by adarsh412  Go to last post

    Forum:
    New Member Introduction-DO NOT POST AC or HEAT QUESTIONS HERE!!

  41. Recovery Unit Reccomendation needed. Residentail 5 tons and less.

    Started by bbuller, 09-22-2013 09:13 PM
    recovery, refrigerant, unit
    • Replies: 3
    • Views: 1,450
    Last Post: 09-23-2013 12:04 AM
    by hvac wiz 79  Go to last post

    Forum:
    Tools & Test Equipment

  42. Chilled vending machine cooling poorly, tecumseh compressor

    Started by Eric Toupin, 06-09-2013 07:17 PM
    comperessor, refrigerant, tecumeh compressors, tecumseh 2 Attachment(s)
    • Replies: 2
    • Views: 2,895
    Last Post: 07-11-2013 12:59 AM
    by hwebb5454  Go to last post

    Forum:
    AOP Commercial HVAC

  43. Refrigerant Leak and Health Concerns

    Started by crazyexcalibur, 03-22-2013 03:36 PM
    leaks, refrigerant
    • Replies: 3
    • Views: 2,965
    Last Post: 03-22-2013 05:55 PM
    by wahoo  Go to last post

    Forum:
    AOP Residential HVAC

  44. Commercial Super Market Tech Needed In Kalispell, Montana!

    Started by Joshua H., 10-05-2012 03:29 PM
    help., refrigerant, technician, work
    • Replies: 1
    • Views: 1,805
    Last Post: 10-07-2012 11:04 AM
    by indy2000  Go to last post

    Forum:
    Job Wanted/Needed Discussion

  45. Hope to learn some new things and get some new contacts.

    Started by RJenkos, 10-02-2012 05:06 PM
    freon, recovery machine, refrigerant
    • Replies: 1
    • Views: 1,319
    Last Post: 10-02-2012 05:22 PM
    by dandyme  Go to last post

    Forum:
    New Member Introduction-DO NOT POST AC or HEAT QUESTIONS HERE!!

  46. Mini Fridge repair

    Started by Brewer87, 08-02-2012 05:14 PM
    2 Pages •
    1 2
    r-134a, refrigerant 1 Attachment(s)
    • Replies: 22
    • Views: 12,297
    Last Post: 08-24-2012 06:45 PM
    by VTP99  Go to last post

    Forum:
    Refrigeration & Ice Making

  47. Charging a freezer properly

    Started by Coolie37, 06-06-2012 11:21 AM
    404a, freezer, refrigerant
    • Replies: 16
    • Views: 5,969
    Last Post: 06-19-2012 08:06 AM
    by icyflame  Go to last post

    Forum:
    Refrigeration & Ice Making

  48. Refrigerant

    Started by CroweJeffery, 04-23-2012 08:26 PM
    refrigerant
    • Replies: 4
    • Views: 2,097
    Last Post: 04-24-2012 08:43 AM
    by Moonrunner  Go to last post

    Forum:
    General Discussion

  49. Cause of refrigerant leak

    Started by AnshuP, 11-20-2011 12:46 PM
    leak, refrigerant
    • Replies: 12
    • Views: 5,612
    Last Post: 11-21-2011 01:23 PM
    by AnshuP  Go to last post

    Forum:
    AOP Residential HVAC

  50. how to observe refrigerant in household refrigerator

    Started by newbieeng, 07-01-2011 04:16 AM
    2 Pages •
    1 2
    quality, refrigerant
    • Replies: 27
    • Views: 5,113
    Last Post: 07-07-2011 10:03 PM
    by jpsmith1cm  Go to last post

    Forum:
    Refrigeration & Ice Making

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