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  1. Residential HVAC Forum
    hello to everyone here, im new here and was hoping for a little insight on a few issues I'm having with some trane straight cool split systems. Ive got a trane twe024p130b0 ahu with a trane 2ttb3024a1000ba condenser using r22. 3/8 x 3/4 line set which is probably close to 60 feet long with a...
  2. General HVAC Discussion
    My crew installed a rheem rgrl furnace today (change out), and found it to have 2.8 amps of current on the heating low voltage circuit r - w. current is normal with gas valve disconnected. replaced gas valve. same 2.8a. Could not keep the stat from cycling (T87F) on anticipator. replaced board...
  3. General HVAC Discussion
    On a business that I take care of I swapped out a 3 1/2 ton for a 4 ton Linux all was fine had 15 superheat 18 subcooling 3 days later they were froze up found small leak fix it recharged and all was good went back a few days later on different problem after taking care of that I checked to see...
  4. Residential HVAC Forum
    I have seen some DOE reports with data that would suggesxt that the new high SEER( over 16) units do suffer a larger drop off in actual cooling due to the undersized compressors they must use to get that high rating at the 82F SEER test. Since I live in a place where almost the entire summer...
  5. General HVAC Discussion
    I installed a new 410a complete system with new Orfice coil and new lineset. 70 degrees on install date and initial start up. Suction pressure was 110 and high side of 280. It ran for about 15 minutes. I added a little freon and the high side shot up to 425. I immediately thought I had a...
  6. General HVAC Discussion
    Hi, I'm a newbie here, but not to the trade, after 25 years in HVAC in different places around the world I find myself now managing a high rise in Houston TX. now those with there fingers on the pursestrings, in an attempt to save on power wish to control building pressure using VFD's on the...
  7. General HVAC Discussion
    Sorry moderator, clean up in isle 1.
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