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Type: Posts; User: helgy

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    High Building Humidity

    I have a commercial building that can't seem to get the humidity in check. I have not run a load calc yet, but my feeling is the equipment is over sized for the space. It has 2 Trane Voyager RTU's....
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    Inventory software - Preferably bar code type

    What is everyone using? Looking for a bar code driven inventory software. We are a small company, so dont need all the bells and whistles. Just looking for a good way for the techs to look up...
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    Trane Chiller Md# CGAA0501MD51CC4C4C361EJR

    Looking for a wiring diagram for this unit. Or sequence of operation. I have unit to look at tomorrow. Any help would be greatly appreciated. :eek2:
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    It is a common evap. Thanks.

    It is a common evap. Thanks.
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    That's a great option. I will check into it....

    That's a great option. I will check into it. Thanks!
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    LEAD LAG FOR TWO CARRIER CONDENSERS

    I have two commercial Carrier condensers that feed a common evap coil. Currently it is set up as stage 1 and 2. The system is working fine. Unit #1 is getting the used 24/7. Were unit #2 barely if...
  7. Thread: ColdTech captube

    by helgy
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    I will give that a try. Thanks. This freezer has...

    I will give that a try. Thanks. This freezer has an additional problem. Where the refrigerant lines leave the evaporator and pass through the back wall of the freezer there is a refrigerant leak....
  8. Thread: ColdTech captube

    by helgy
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    ColdTech captube

    Working on a ColdTech freezer Mod#CFD-1F. I am well aware that they have gone out of business. The issue is the cap tube must be getting restricted. R404a at factory charge 5# suction and 350# high...
  9. Thread: Cloudy ice

    by helgy
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    Cloudy ice

    Working on a Ice O Matic M# ICE0806HA2A. I have replaced the in line water filter. Have gone through three dumps. It is improving but not clear. Any ideas? Thanks.
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    Yes.

    Yes.
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    Thank you. Do you think you could help me out...

    Thank you. Do you think you could help me out with the condenser. The mod/ser tag is sun faded beyond recognition. I have the #'s of the top of the compressor. I would like to figure out if indeed...
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    Lennox a coil m# C16-41-1FF

    Anyone tell me the capacity of the above coil? Thanks.
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    Ended up dropping couple Tums antacid tablets in...

    Ended up dropping couple Tums antacid tablets in the canister. Left it for about an hour. Fired up the humidifier and it started to work. Who would have thought. Will try the salt next time. Thanks...
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    LIEBERT DATA MATE HUMIDIFIER ISSUE

    Up against the wall on this one. Been on the phone with the factory several times. No go.
    The humidifier for this data mate fills up as designed. Sits at proper water level for about 10sec then...
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    Silver King reach in freezer

    Can anyone tell me where I can find a replacement compressor for a Silver King M#SKBF1 S#SK03506001 . Looked up the part number for the compressor Samsung Pt#10343-82 but cant find it any where....
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    Trane Tracker/VariTrac

    Installing a new system. Had some address problems in the beginning. Now I have zone numbers that are not even being used in the VariTrac system. How do I delete these extra zones. Let me know....
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    Lennox RTU M# KGA092 smoke detector hook up

    Installing the above RTU today. The electrician doing the wiring had a question on wiring up the smoke detectors. I couldn't find anything in the manual. The wiring on the smokes they sent along look...
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    Problem was in the gas valve. Pressure...

    Problem was in the gas valve. Pressure fluctuating on the manifold side. Replaced valve, good to go. Thanks for the help guys.
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    yep single stage unit

    yep single stage unit
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    Old 80% furnace flame pulsing

    After furnace warms up before fan turns on flames start to pulse up and down. This is an old Trane 80% with standard ribbon type burners. Incoming gas pressure on the money at 8". Outgoing at 3.5....
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    How does 408 compare in price to say 404?

    How does 408 compare in price to say 404?
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    Yep you're right. It is just for R502. I'm...

    Yep you're right. It is just for R502. I'm thinking of replacing the oil with POE and putting in R404. That should work with the 502 txv right? Let me know otherwise.
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    What refrigerant is it????

    I recently recovered refrigerant from a walk in freezer system that was being moved. All the electrical was removed from it so I couldn't run the system. Now it is time for the it to be reinstalled....
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    Semi hermetic.

    Semi hermetic.
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    Replacement refrigerant for R502

    Had a job to move a walk in from one location to another. System was not labeled with the refrigerant that was in it.
    It original came with R 502. Instead of guessing I would like to just start...
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    Ok... I'm following this conversation. Lol. I...

    Ok... I'm following this conversation. Lol. I would say I'm 99% no make that 99.9% sure that all is wired correct. This is a cell site. There is two units. So I compared the wiring to one another. I...
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    Sorry guys I should have given a little more...

    Sorry guys I should have given a little more info. I did try a hard start kit on it. No go. I didn't however try the hard in reverse. The job is 2.5 hrs away. I think I'm just going to get the new...
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    Copeland scroll question???

    I completed a compressor replacement today. It was a Copeland M# ZR61K3-PFV-930.
    The old compressor was of the same M#. After installing the compressor I wired up the terminals,
    replaced the...
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    Yes. I have used it in the past as well. You are...

    Yes. I have used it in the past as well. You are right, you do have.to be very careful with it. I did call my local supplier. They said they could order a chemical by NuCal but had no experience with...
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    cleaning water cooled condensers

    Looking for suggestions on a good chemical to use. I have a condenser plugged with iron deposits. Thanks for the help.
  31. Thread: Posting pics

    by helgy
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    Ok will do.

    Ok will do.
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    Ya know it sure does look like it. Thanks guys...

    Ya know it sure does look like it. Thanks guys for the help.
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    Yes I would agree most if not all Sit valve...

    Yes I would agree most if not all Sit valve thermocouples are meteric. I do not know the name of this gas valve, but i don't think it is a Sit valve. It is set up to be spark to main flame. Then the...
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    Hard to find fireplace thermocouple

    I've been working on a outdoor gas log fire pit. Needing a new thermocouple. In twenty yrs of working on fireplaces I can only remember seeing once before. The gas log has no Mod or Ser or even a...
  35. Thread: Posting pics

    by helgy
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    I too am having the same problem. I am using...

    I too am having the same problem. I am using internet explorer 10 with windows 8. the circle just keeps spinning away. Not sure what to do. Any suggestions would be great thanks.
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    It is a mechanical pressure differential switch....

    It is a mechanical pressure differential switch. I will definitely check that screen out. Get the charge up to par and hopefully that will take care of it. Any other thoughts let me know. Thanks.
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    LITTLE TO NO OIL PRESSURE

    Working on a Copeland compressor M# 9RS3-0760-TEC. Having a couple issues. First I know I'm running low in refrigerant charge. Also I have little to no oil pressure. The unit does trip out on oil...
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    3/4" condinsate cleaning brush

    Looking for a cleaning brush to clean out mainly 3/4" PVC condinsate lines. Longer the better. Any ideas. Thanks guys.
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    Copeland k body compressor lock rotor

    Has anyone had any luck freeing one of these up? I would like to get back on line if at all possible. Just got done replacing the valve plate for the compressor. started up and check operation about...
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    FLASHLIGHT - what's the best

    I'm looking to spend a little money to get a better than average flashlight. Maybe rechargable. Definitely bright. Would like to keep it about the size of the AA Mag flashlight. It seems like every...
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    York Legacy furnace question

    I'm a commercial tech. trying to help out a buddy who is miles away from me over the phone. He has a 1996 York Legacy M# H1DB042506A (pos. model #) horizontal furnace in his attic. The problem: The...
  42. Larger Carrier/Bryant heat ex. replaceable in sections?

    I have a M# 580DPV090180ACAA that has rusted through on the right 4 tubes. The left 3 are ok and actually look newer. This would lead me to believe that the two sections can be replaced separately....
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    What I came up with is the defrost term. Switch...

    What I came up with is the defrost term. Switch is working. I have 208v between 3 and X back at the clock. Still will not term defrost. Must have a bad defrost term relay in the time clock. Is this a...
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    On site right now. I will try that. Thanks

    On site right now. I will try that. Thanks
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    Good info. Heading back to the site tomorrow. I...

    Good info. Heading back to the site tomorrow. I will run it through a complete defrost cycle. Thanks
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    freezer

    Yes it is. Seems like excess moisture off the evap.
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    alk in freezer moisture refreeze on ceiling

    Working on a small walkin freezer that is about 1 1/2 yrs old. It has had the issue of moisture refreezing on the ceiling. Did have a backed up drain. That has been fixed. Otherwise freezer working...
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    Thanks guys for the help.

    Thanks guys for the help.
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    Copeland 9RS3-0760-TFC compressor

    Working on this compressor that has a combo pressure control with both cap tubes hooked to the compressor head. Can this be correct? Must be, its been in for 20+ years. Anyone know more about these...
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    copelamatic compressor making noise

    Hey guys I'm checking out a Copeland M# ERF1-0310-TAC-218. This compressor serves a walk in cooler. It was holding temp ok and pressures were good. But the customer was complaining ab out the loud...
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