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Type: Posts; User: EEAllen

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  1. Thread: ID this pump

    by EEAllen
    Replies
    2
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    442

    there's a more expensive pump that you can hide...

    there's a more expensive pump that you can hide in behind the indoor unit
  2. Replies
    23
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    1,780

    taht temperature isnt really overheating, i've...

    taht temperature isnt really overheating, i've never repair a windows ac before, why do you think that temperature is overheat, what I consider overheat is when it's too hot to touch the compressor....
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    1,468

    the high pressure is okay if it's hot, well it's...

    the high pressure is okay if it's hot, well it's hot at miami. Your thermostat is set to 56 degree, it shouldn't frost at all imo. Check your thermostat, see if it's working properly, check the...
  4. Replies
    26
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    2,007

    these mini split AC has a lockout system on the...

    these mini split AC has a lockout system on the board, that if the high pressure switch trips, more than once in a 24 hr period, it will lock out the outdoor and indoor unit, even if you try to turn...
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    41
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    4,429

    i hope you did not put in a R22 compressor, even...

    i hope you did not put in a R22 compressor, even you did put in a R410 compressor, the compressor probably took a great hit of damage by now
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    2,007

    the purpose of the solenoid valve is to just let...

    the purpose of the solenoid valve is to just let the refrigerant flow. I have not look into the mechanical part of split ac, but they should work the same as all refrigeration systems. So if the...
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    2,007

    Both, btw why does ur profile said hvac engineer?...

    Both, btw why does ur profile said hvac engineer? :)
  8. Replies
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    2,007

    solenoid valve opens when there's a call for...

    solenoid valve opens when there's a call for cool, and high pressure switch trips when the discharge pressure is too high, the reason it they're in series is so that if the high pressure switch...
  9. Replies
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    703

    yea, the super heat is very high for a freezer,...

    yea, the super heat is very high for a freezer, you have the doors open the whole time or something? did you measure it at a steady state? And yes for a freezer, you should see little frost build up...
  10. Replies
    11
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    903

    like all others said, what exactly do you want to...

    like all others said, what exactly do you want to do? Having a duct going through the roof on the bottom of the unit is already sufficient for air flow. Are you saying that you need an extra duct on...
  11. Replies
    16
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    1,649

    http://www.beverage-air.com/uploadedFiles/docs/UCF...

    http://www.beverage-air.com/uploadedFiles/docs/UCF%2029%20inch%20depth.pdf
    shows the freezer uses 1/3 HP compressor, what's the new compressor you put in, 1/4 hp is a little under sized imo
  12. Replies
    35
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    4,934

    Tool to measure superheat, subcooling?

    What tools do you guys use, specifically to measure the line temperature? I've seen those tool that can measure the pressure at the valve, and the clamp tool to measure the line temperature, but was...
  13. Replies
    11
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    1,647

    what model is your AC, outdoor units should have...

    what model is your AC, outdoor units should have contactors to control the compressor. If you say there's one contactor in 1, and not in the other, that means your INDOOR UNIT is also different. So...
  14. It's harder to convince residential customers to...

    It's harder to convince residential customers to pay that amount for their appliance to be fix, and they usually ask several technicians before having it service. As for commercial places, the owner...
  15. Replies
    16
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    1,479

    AmeriCooler is good walkin. Although I've hit the...

    AmeriCooler is good walkin. Although I've hit the lottery twice with AmeriCooler, they gave me a wrong Panel twice when I installed their walk ins, you know the hook is on the right side, but upside...
  16. Replies
    16
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    1,681

    what do set for low pressure control

    for these simple pump down systems, like walk in boxes, remote cooler/freezer, what are your typical settings for Cut In, and Cut Out, let say for a r134a, 1/3 HP, high temp compressor, with less...
  17. Replies
    25
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    1,926

    depending on what you like to do, but if the...

    depending on what you like to do, but if the wages of the sales vs technician aren't much of a difference that they offered, i would prefer to work as sales, less hard manual work involved
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    585

    Dumbwaiter cable

    just wondering if anyone any good place around NYC area that sells GOOD quality dumbwaiter (food elevator) cable, the one that I got from my local electrical store tend to worn off easily.
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    29
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    2,971

    here in NYC, many small restaurants buy Leader...

    here in NYC, many small restaurants buy Leader brand, which is crap, sometimes they undersized the compressor, and soemtimes they don't leave room for the condenser to cool, like those beer coolers...
  20. Replies
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    2,971

    what do you guys think of Beverage Air

    what do you guys think of Beverage Air
  21. Replies
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    1,006

    thanks for the help guys, if it fails again next...

    thanks for the help guys, if it fails again next time, i'll make sure i go through a detail diagnose.
  22. Replies
    7
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    1,006

    Hoshizaki ice machine KM-600MAH

    currently servicing this ice machine, it's new, 3 months old. The machine stops making ice and BEEPS TWICE. The problem is due to long harvest cycle, because there's a big slab of ice in the ice...
  23. Replies
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    886

    what's the information on the condenser unit,...

    what's the information on the condenser unit, what's the high pressure at the time it cuts off, is there any high pressure cutoff?, need more infos
  24. Replies
    16
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    1,479

    yea, make sure the base are flat, and all the...

    yea, make sure the base are flat, and all the panels are aligned, if one panel came up just a CM higher or shorter than the other one, u will have a hard time securing all the panels.
  25. we do installation and maintenance of hvac, most...

    we do installation and maintenance of hvac, most painful task would be talking to the customers you are repairing the units, tellign them this is how much they need to pay, CONVINCE THEM, or else you...
  26. Replies
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    2,580

    i can only think of the start switch is staying...

    i can only think of the start switch is staying on for too long to pop the start capacitor
  27. Replies
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    491

    any brand thermostat generally last for long long...

    any brand thermostat generally last for long long time, unless you get those with touch screen, which the screen might not last long. I just use the cheapest thermostat there is.
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    19
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    1,644

    okay, make sure you are looking at the right PCB,...

    okay, make sure you are looking at the right PCB, there's one at the burner assembly, if that work has a steady blink, then it's working fine, according to what you say, it might not be ignition...
  29. Replies
    24
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    3,866

    i don't believe this is the installer's fault,...

    i don't believe this is the installer's fault, it's probably customers couldn't pay enough to get it done the right away, they want it cheap right, so they have it
  30. Replies
    24
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    3,361

    well, it's working right? that's all that matters...

    well, it's working right? that's all that matters :)
  31. Replies
    4
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    1,319

    if the CO alarm goes off, that little bathroom...

    if the CO alarm goes off, that little bathroom vent won't do you much by staying on, yes get out of the house.
  32. Replies
    12
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    1,057

    Fujitsu mini split system, very good quality,...

    Fujitsu mini split system, very good quality, reasonable price, Mitsubishi or LG are a little overprice
  33. Replies
    5
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    1,205

    the flame sensor needs to get very hot in order...

    the flame sensor needs to get very hot in order to allow the gas valve to open for main flame, here's the two things that usually solve the problem, most of the time, gas pressure doesn't come into...
  34. Replies
    83
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    12,709

    correct me if i am wrong, but if the disconnect...

    correct me if i am wrong, but if the disconnect is inserted, then it will automatically trip the breaker since the White wire is grounded at the unit. Assuming there's not flame spot around the...
  35. Replies
    5
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    639

    most unlikely, rooftop units has many limits that...

    most unlikely, rooftop units has many limits that can prevent compressor failure, even if you can get a call for cooling on the thermostat, the rooftop unit has several limits that can prevent the...
  36. Replies
    13
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    2,141

    give out business cards to restaurants and people...

    give out business cards to restaurants and people you know that can help. I will stay away from newspaper and ads for now unless YOUR company does big installation jobs. For general maintenance and...
  37. Replies
    23
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    1,914

    I agree with the guys above, when i get a service...

    I agree with the guys above, when i get a service call, I always always go on the site to take a look. I will not agree with what the customer said, if he say it's compressor burnout and give me all...
  38. Sticky: My father is an HVACR technician, and I started...

    My father is an HVACR technician, and I started to follow him to work for few years now. We do installation work mostly for restaurants and residential places. Some works that we do are, install all...
  39. Replies
    24
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    2,330

    ouch, did you happen to get a new one from the...

    ouch, did you happen to get a new one from the supplier free of charge?
  40. Replies
    36
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    3,526

    i would do the following steps in order: 1)...

    i would do the following steps in order:
    1) check proper refrigerant charge, if correct go to next
    2) check defrost heating element, if good, next
    3) check timer, see if it's stuck on...
  41. Replies
    24
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    2,263

    tell them the freezer isn't even going to freeze...

    tell them the freezer isn't even going to freeze stuff with that much of ice at the coil, it's not even freezing at this point. If you really can't turn it off, what i would do is chisel off the big...
  42. Replies
    18
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    2,056

    it's a very very rare case, even if the lines are...

    it's a very very rare case, even if the lines are not properly secured to the wall or other stuff around, the vibration shouldn't be strong enough to cause such an abrasion from over time. I would...
  43. 1) RLA is closed to the FLA, but not the same,...

    1) RLA is closed to the FLA, but not the same, RLA is usually a rating given by the manufacturer of the ampere the compressor should run, and FLA is the maximum ampere the compressor should be...
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