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  1. Failure to read and follow instructions will result in fault codes.

    I pulled the wires off the old board and put them on the new board, I just read the instructions and caught that the Black 110 volt wire should go to the L1 on the new board, not to the ACC. I had...
  2. X-13 motor on Ruud Heat Pump Melted down

    I've seen many x-13 modules fail but I have not seen one that melted down. Anyone else seeing this? Heat pump is RQRM 3 ton.
  3. It was 3 flashes which is pressure switch failed...

    It was 3 flashes which is pressure switch failed closed before CAB is energized or failed open after CAB is energized. I was thinking that it was flashing this because the small exhaust fan was not...
  4. ADP Gas Unit Heater Control Board Problems

    Had a call to replace a control board for a ADP Propane heater that had a loose wire that burned out the control board. I ordered a new board and installed it. When I flip the switch on the unit...
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    RSBS2332A2V12C24 for the L1 to N wiring diagram...

    RSBS2332A2V12C24 for the L1 to N wiring diagram
    RSBS2332A2V12C24 for the L1 to L2 wiring diagram.

    They must have different literature for USA vs Europe. But the part numbers are the same. ...
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    311671 Here you go.

    311671

    Here you go.
  7. Replies
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    http://www.carlogavazzisales.com/pdfs/RSBSAV2Ceng....

    http://www.carlogavazzisales.com/pdfs/RSBSAV2Ceng.pdf

    This is another company that makes soft starts for compressors. Don't know what all the specifications mean but it appears to be build pretty...
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    http://education.emersonclimate.com/shop/Scripts/p...

    http://education.emersonclimate.com/shop/Scripts/prodView.asp?idProduct=328

    SPECIAL OFFER: Now until September 30, 2012 buy one SecureStart get one FREE!

    I think they pretty much keep...
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    I have put two of these on package heat pumps. ...

    I have put two of these on package heat pumps. It cut the start up amps of a 3 ton scroll compressor that had a 5-2-1 hard start from 55 amps down to 33 amps. The unit is rated at 77 LRA's. There...
  10. Yes, Rheem does have the modules, but it is a...

    Yes, Rheem does have the modules, but it is a question of whether they are in stock. I just went 2 days ago and they had some modules come in but they were not 1/2 hp I needed, so they gave me the...
  11. Thanks mason, that explains why the surge...

    Thanks mason, that explains why the surge protector did not burn out. It was not a surge that caused the failure. I wonder if they are reworking the modules that we send in and sending them back to...
  12. Do you have less problems with the blower located...

    Do you have less problems with the blower located before the indoor coil because of moisture?
  13. Anyone have a copy and would be willing to share?

    Anyone have a copy and would be willing to share?
  14. No it was fine, used it on the new motor, but the...

    No it was fine, used it on the new motor, but the thermister looked fine as well, so perhaps they are having other issues with this motor.
  15. X-13 Motor Problems Replacing NTC Thermister?

    I had a Ruud RQRM heat pump 2010 model that had a bad module on an X-13 blower motor. Went to the supply house yesterday and they were out of modules and said they would be in today. Went back and...
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    http://edis.ifas.ufl.edu/topic_book_flh3_grasses...

    http://edis.ifas.ufl.edu/topic_book_flh3_grasses

    You may want to take soil samples. They will tell you how much lime and which types of Fertilizer to apply. Contact your local Cooperative...
  17. Breaker tripping Outdoor Fan Motor Run Capacitor Bad

    Went on a call last week and the outdoor fan was not running and the defrost board on a Ruud RQRM heat pump was flashing a high pressure trip. Checked out outdoor fan motor windings- O.K. , bearings...
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    Good point I was trying to see if it was a split...

    Good point I was trying to see if it was a split system or a package unit. Gravity brings up valid point concerning the possibility of liquid flood back to the condensor thru the liquid line during...
  19. Replies
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    I recently took off a hard start on a 3 ton...

    I recently took off a hard start on a 3 ton package unit heat pump that had a lot of scroll start up noise, and replaced it with an Emerson SecureStart (Soft Start), that hyper engineering makes,...
  20. Replies
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    This is what the Ruud installation manual said. ...

    This is what the Ruud installation manual said. They actually provide a filter dryer with the unit- UPQL condensor.

    As an added precaution, a high quality, bi-directional filter drier is...
  21. Thread: Soft Starts

    by demorrison
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    940

    Soft Starts

    I have seen many comments about hard starts but not many about soft starts. What have been your experiences with the Secure Start from Emerson or the Hyper Engineering Sure Start?

    Advantages or...
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    Blower Wheel

    If it is the blower wheel you could turn the indoor fan on with the thermostat without the heat or air conditioning running just to check. I had one do the same thing recently. I got one thru the...
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    Insulating Liquid lines in Attic

    Anyone insulating liquid lines that run thru hot attics? What are you thoughts on this? Worth the trouble on not?

    Also do any of you insulate the air handler in attics? See any benefits?
    ...
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    Which Zone Stats do you Have?

    Do you have the original ComfortZone stat with the rotary dial that controls 4 zones?
  25. Replies
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    Keep me informed on how install goes

    I was planning to attend one of the training seminars on installation. We did not cover ductless systems in HVAC community college curriculum. Would like to know any challenges you have in the...
  26. Replies
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    Mitsubitsi H2i hyper heat PUZ-HA36NHA

    Anyone have any experience with these units? Reliability. Actual efficiency not marketing hype etc. Cost is very high but may pay off in the long run if the unit is reliable. I wonder if the...
  27. How is this related to HVAC

    Where is the forum police when you need them. They take down accurate posts and let this BS stay up. Grow a pair and take down this crap.
  28. Replies
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    Internet Sales

    I have installed 3 units that were purchased online. 2 out of the 3 were dented. One was in perfect condition. I think the internet is an outlet for selling fork lift damaged units. That plus...
  29. Replies
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    Recovering small amount of 410A

    Is it possible to just use a recovery tank for recovering a small amount of a charge on an overcharged 410a system? since you have to remove from the high side or do you run the risk of removing too...
  30. I think they have called the guy back out but...

    I think they have called the guy back out but they could not figure it out. The installer called my former HVAC teacher at Community College to look at it as well, but I think he was sick so he has...
  31. From their descriptions it is either going into...

    From their descriptions it is either going into defrost mode and not coming out. or the unit is switching to defrost before it should and continues to stay in defrost mode untill temperatures drop...
  32. Rheem heat pump switching from Heat to Cool

    A friends daughter recently had a heat pump installed and I have been getting some second hand information about its operation. I really don't have any intention of getting involved since there are...
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    By Pass Pad Humidifier on Heat Pump

    Any one have any experience or ideas concerning if this would work? It's a 410a 16 seer with backup heat strips. Had a customer that switched from LP gas to a heat pump and already had a pad...
  34. Replies
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    Starting Capacitor Ratings

    I had a starting capacitor depositing a tan substance so I checked the MFD it was 155. The actual rating for this capacitor should be 88-106 MFD. Picked up a new capacitor rated at 88-106 and guess...
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    Here are the numbers before taking out 2 lbs. 5...

    Here are the numbers before taking out 2 lbs. 5 ounces unit was in cooling mode and blocking condensor fan until high pressure hits 350 and stabilizes suction pressure was 113. This is exactly what...
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    The charging chart was not correct on this one. ...

    The charging chart was not correct on this one. I blocked condensor fan brought up head pressure to 350 to simulate a 95 degree day. The suction pressure was 113. The chart is recommending 353...
  37. Replies
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    Subcooling was 31 degrees. I was ready to take...

    Subcooling was 31 degrees. I was ready to take out TXV and put in another. I will remove some refrigerant to see what that does. I still think the charge is correct for cooling, now I'm thinking...
  38. Replies
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    I did a quick search on internet on the part...

    I did a quick search on internet on the part number on the outside txv and they were listing it as a 1.5 ton TXV. If that is correct do they typically put 1.5 ton rated txv on heat pumps rated at...
  39. Replies
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    I changed to cooling and checked the pressures...

    I changed to cooling and checked the pressures and the charging chart and they were in line with the chart. Outside ambient was about 65 however. No fluctuating pressures in cooling mode. The...
  40. Replies
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    Ruud Split System TXV Hunting

    Need second opinion on this one, something else I have never seen.
    Customer has a Ruud UPQL-JEZ 2.5 ton 410A split system with matching RHLL air handler. It has the integrated compressor control...
  41. Replies
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    This unit did not have a low pressure switch. ...

    This unit did not have a low pressure switch. Maybe had a leak on the suction side?
  42. Replies
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    Thanks for the advice on cleaning up the gauges. ...

    Thanks for the advice on cleaning up the gauges. I have been using another set but I may try to clean these up. I had my amp meter on the compressor it made a loud screeching sound saw the amp meter...
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    Green Sticky Substance

    Yes, they were talking about high electric bills from the winter and complaints of no cooling. That make sense, if they put a sealant, because I was not getting a reading on my gauge. It had done...
  44. Replies
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    Green Sticky Substance

    I ran across ruud heat pump with a very low charge. When I took my gauges off a green sticky substance came out. I was also have a hard time getting a reading, almost like the schrader valve was...
  45. Rule of thumb

    I took the reading at the return 67 degrees and the supply was taken at the closest supply duct to the unit just took another reading and it was 92 , Unit is a Ruud RQRM 16 seer package unit that...
  46. Rule of thumb for supply/return outside Temp.

    I am familiar for the rules of thumb for cooling, but was wondering about good rule of thumb for a 16 seer heat pump operating during heating season. It's 36 outside and supply temperature is 87...
  47. Replies
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    Ruud RQRM A036

    I purchased an RQRM 3ton heat pump and just noticed it has a ZP29K5E copeland compressor. Documentation lists the unit as 35,000 gross cooling capacity AHRI Net Cooling Capacity Btu as 34,400 but...
  48. Replies
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    Vacation Mode

    You may want to try the vacation mode to see if that meets your required temperature settings

    Comfort Zone also has one additional set of temperature settings.
    These are the Vacation Setpoints....
  49. Replies
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    Thermostate functions may be failing

    There is a 14 degree range as a previous poster stated. This thermostat is pushing 19 years old or at least 15. It probably is beginning to fail. You may not be able to set the themostat properly...
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    Comfort Zone Programming

    I believe you will need to set the minimum temperature using the rotary switch position set to S-3 before programming the thermostat. Check to see what it is set on. I have attached a more...
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