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Type: Posts; User: hvac17011

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    emerson 5ex exv troubleshooting

    Does anyone know how to troubleshoot emerson exv. I am looking to troubleshoot electrical to valve.it is hooked to emerson controller. It has a 0-10vdc input to controller. There are 4 wires out of...
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    1990 trane climatechanger

    I looked at a old climatechanger. We were doing a brief check for building owner. We found very little airflow. Does anyone know size for this unit. Model is ccdb12eeokh3a. I looked on...
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    I was back at sight today. The hg and liq inj...

    I was back at sight today. The hg and liq inj are both at condensor. The liq inj and hg outlet are piped together with tee then it goes does down and is piped into suction line at outlet of...
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    Liq injection directly into suction. How is it...

    Liq injection directly into suction. How is it usually piped if hot gas is piped down to outlet of coil. Is liq injection down there also.
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    We take care of numerous systems. We didn't...

    We take care of numerous systems. We didn't install most of them. Most of them hgb with liq injection is installed at condensor injecting at compressor. This system hgb and liquid inj is at...
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    hot gas bypass shaking pipes

    I have a Trane condenser on roof with an evaporator coil installed on dehumidifier for clean room. This is a scroll compressor with hot gas bypass and liquid injection. The hot gas bypass goes...
  7. Thread: New Veto MC

    by hvac17011
    Replies
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    20,081

    Do you guys that went from tech lc to mc wish you...

    Do you guys that went from tech lc to mc wish you had more space. I Had tech lc loved it a little heavy if got stolen. I have the backpack not for me. Too heavy very difficult going up roof hatches.
  8. Thread: testo 510

    by hvac17011
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    893

    testo 510

    Anyone looking to buy testo 510 on sale at tru tech tools. Is there still a discount code
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    It didn't look right on the vp pulley. What is...

    It didn't look right on the vp pulley. What is the difference with using a banded belt on a vp pulley vs regular.
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    do you guys know where I can find that in writing

    do you guys know where I can find that in writing
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    2b108 belts proper pulley

    If you are installing 2b108 belts (2 b108 belts bonded together) can they be installed on a variable pitch sheave.
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    365

    heil observer stats.

    Does anyone have experience with these controls. I have a building with 30 or so. I am having issues with code 16 no communication. This is a new install
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    448

    I only see the one on turbocor website

    I only see the one on turbocor website
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    448

    turbocor monitoring software

    Do you guys have the monitoring software. I went to multistack for training but had an issue with computer. I know there were 2 versions. The one I downloaded off turbocor website. The other one...
  15. Thread: Hilmor

    by hvac17011
    Replies
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    2,689

    Which hilmor bender are u using

    Which hilmor bender are u using
  16. Replies
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    1,491

    Has anyone had the pac for awhile. I read some...

    Has anyone had the pac for awhile. I read some posts questioning the durability. What about wasted space
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    1,491

    If money wasn't an issue which bag tech lc or...

    If money wasn't an issue which bag tech lc or backpac
  18. Replies
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    1,491

    Veto pro PAC vs. tech LCD

    Thinking about going to back pac. Do you get everything in back PAC that you had in tech LC? Does anyone have pictures. Never had a backpack toolbar like the idea of hands free on ladders roof...
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    Just bought the tif zx. Found 2 evaporater coils...

    Just bought the tif zx. Found 2 evaporater coils leaking this week. I have a unit leaking 410. I will try it on that
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    I did that as well. Which clamp do u prefer...

    I did that as well. Which clamp do u prefer digicools or cooper
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    722

    I WAS TALKING ABOUT 4005. My company shops blue...

    I WAS TALKING ABOUT 4005. My company shops blue box. I made mod to digicools and use their pipe straps. I also have the pipe clamps from dc. I was just wondering what cooper offered so I could use...
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    722

    cooper pipe clamp

    Has anyone ever used. Website doesn't say much
  23. What is your suggestion. buy 1 detector for 410a...

    What is your suggestion. buy 1 detector for 410a and 1 for 22. The fieldpiece is more sensitive than tif for 410a but less sensitive with 22.
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    trane voyager drain pan

    Has anyone changed a drain pan. Can u do it without cutting coil out.
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    Where did u guys buy the tif. I never see it in...

    Where did u guys buy the tif. I never see it in any suppy houses. I am sure they can order it
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    I did download manual but cant find anything...

    I did download manual but cant find anything about charging. It came with 4.5#. I think the lineset is over 25ft. We just got this account back. They said the charge has never been adjusted lol. ...
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    554

    sanyo unit compressor

    I am working on 14 yr old ac only sanyo unit. The compressor would pump for awhile and quit pumping. I had 225 head 65 such 3 superheat 18 lsc. I am going to pull charge mon and weigh in. The...
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    h10g for 410a

    This question is for the guys that use h10g for 410a. I guess Bacharach says put on small and adjust sensitivity up 1/4 turn. Do you guys do this consistently. Do you find that h10g finds leaks like...
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    Gravity which one is better at 410

    Gravity which one is better at 410
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    2,181

    What uniweld rosebud tip do you guys use. What...

    What uniweld rosebud tip do you guys use. What size copper will a small setup braze.
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    2,181

    Quick carl what model did u get. If u get say a...

    Quick carl what model did u get. If u get say a victor set will the united tips work
  32. Replies
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    5,140

    What model tiff

    What model tiff
  33. Replies
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    3,543

    There are 8 of these systems we didn't install. ...

    There are 8 of these systems we didn't install. They were having all kinds of issues with compressor failures. We installed traps on all the units. Things were stable last summer. This unit I...
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    3,543

    thanks for the help ican has. I think I forgot...

    thanks for the help ican has. I think I forgot to install the whisker finger thingy back in
  35. Replies
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    3,543

    We had problems after we installed suction traps...

    We had problems after we installed suction traps on all units at facility. The crane was there constantly if you know what I mean. We rebuilt valve to eliminate issue. There was crap in valve from...
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    3,543

    It swings maybe every minute or 2. It will stay...

    It swings maybe every minute or 2. It will stay steady then rise. It will run for awhile then drop back down. What concerns you about oil. Are you thing coil may be oil logged. The compressor oil...
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    3,543

    350 is the pressure with fans modulating. If all...

    350 is the pressure with fans modulating. If all the fans would be on it would be 175-200. That is what unit calls for at 60 deg outside.
  38. Replies
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    3,543

    I checked the charge with all fans running and...

    I checked the charge with all fans running and hot gas bypass off. The charge is close. I will recheck when it's warmer. The 350# head. 101 # was with 1 cond fan modulating on p66 control and hot gas...
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    3,543

    what is causing txv to swing

    I am working on a mcquay rcs20f 20 ton unit. It has 1 set of tandem compressors w/3 condenser fans. The unit has The txv is a 20 ton valve. This is attached to a dessicant dehumidifier serving a...
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    5,140

    Has anyone used the yellow jacket on 22

    Has anyone used the yellow jacket on 22
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    supply grille noise

    I am looking at 3 systems tomorrow. They all have excessive noise at grilles. I am going to check cfms and static. My experience with this building is its never been designed correctly. This is 3...
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    693

    No name on it but wondaire. Standard 7800 control...

    No name on it but wondaire. Standard 7800 control with pilot and flame rod
  43. Replies
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    693

    I tried to match up but nothing matched up

    I tried to match up but nothing matched up
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    693

    Air rotation parts

    I have an older Wondaire air rotation. It needs a flame rod. It was running but had a low flame signal. The flame rod was in very bad shape and broke. I tried local vendors to match up a rod but no...
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    969

    Is that your primary detector how long have u had...

    Is that your primary detector how long have u had it
  46. Replies
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    969

    How does the tif work on 410

    How does the tif work on 410
  47. Replies
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    2,872

    I have the 2 jaw 210. I been thinking of getting...

    I have the 2 jaw 210. I been thinking of getting kit hp2.comes with 106 and hub adaptors
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    wondaire air roation unit

    does anyone have any info on air rotation unit. wondaire m#ho 525 manufactured by cox manufacturer in Indiana. I know they are out of business. There is a post from several years ago. flame...
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    1,331

    Anyone have a good dial indicator set they like

    Anyone have a good dial indicator set they like
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    1,331

    In the past I use just 1 dial

    In the past I use just 1 dial
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