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  1. Thread: Mantooth

    by ats890
    Replies
    6
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    1,570

    So the two probe is limited by the wire connected...

    So the two probe is limited by the wire connected between them. The singles are not, so if your liquid port is say five feet away from suction like on a large Lennox package unit u would need two...
  2. Are you able to use two single probes with the...

    Are you able to use two single probes with the app? Seems like that would solve the issue of pressure ports being far apart like on some package units.
  3. Replies
    25
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    2,513

    there are other issues this guy considers himself...

    there are other issues this guy considers himself a supervisor but isn't. Hes gotten 4 techs fired since I started with them. The boss listens to everything he says about other techs. letters of...
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    2,513

    I guess I am overeacting. Been in trade ten years...

    I guess I am overeacting. Been in trade ten years and never been disrespected. Guess I'm not used to it. Got a job same day I start in two weeks more pay more hours.
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    25
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    2,513

    what would you do in this situation

    So friday I'm given several maintenances. I'm not told where to go first. So I decide to work my way towards my house to end up closer to home. Well another older tech who is best buds with the boss...
  6. Replies
    70
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    7,740

    . Spoke to John on the phone. He took care of...

    . Spoke to John on the phone. He took care of shipping for my 550. Just got them back going to give them another try before switching to another brand.
  7. Replies
    70
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    7,740

    no one at work has even heard of digicool. I know...

    no one at work has even heard of digicool. I know about them from this forum. Good to know their reliable. It's a shame the 550 aren't durable I rely on them so much . Hard to imagine having to use...
  8. Replies
    70
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    7,740

    Very true I agree. I use them everyday. What did...

    Very true I agree. I use them everyday. What did you guys switch too.
  9. Replies
    70
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    7,740

    fed up with testo 550

    Bought a testo 550 a year ago. First six months set worked great. Then the problems started. Screen went blank one day.sent in to testo got repair. Two months later low side temp stopped working.sent...
  10. Replies
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    842

    I weighed in charge per nameplate. I will sign up...

    I weighed in charge per nameplate. I will sign up for pro membrship.
  11. Replies
    8
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    842

    I took suction temp at compressor . I did change...

    I took suction temp at compressor . I did change drier . System failed acid test . I added suction drier and acid away. I pulled deep vacuum. My static pressure was 0.3 total. 0.17 supply. 0.14...
  12. Replies
    8
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    842

    txv low sh low sc

    replaced a compressor #1 on a goodman package unit. M#PCB120-3. Unit has txv. After starting and running for 20 min i was getting these readings. comp#1 rla 18.6, 13.1, 13.4 , 14.3. Blwr rla 8.4,...
  13. Replies
    21
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    2,737

    If the damper is for combustion air.What if the...

    If the damper is for combustion air.What if the damper fails to open. Don't think dampers are allowed for combustion air by code
  14. Replies
    2
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    615

    any good books on airflow ?

    What do you guys recommend as a good book on airflow to help better understand phsychometric chart
  15. Replies
    12
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    1,417

    Have you found srh3 to be reliable and accurate

    Have you found srh3 to be reliable and accurate
  16. Replies
    2
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    567

    combustion analysis on package units

    Do you guys perform a combustion analysis on startups of gas package units we usually just set gas pressures and check for co curious to see who does complete analysis
  17. Replies
    12
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    1,417

    best tool for wet bulb for package units?

    What are you light commercial guys using for wet bulb on package units would like something accurate with small probe to only drill small hole in in return panel tired of using sling in store
  18. Replies
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    3,596

    Is that an instant rebate and what if you...

    Is that an instant rebate and what if you recently bought a testo
    550 would I be eligable for the rebate
  19. Replies
    12
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    1,609

    Good info Jim I feel more confident in trusting...

    Good info Jim I feel more confident in trusting its readings just have to make sure clamp is on pipe correctly and let 550 do the rest
  20. Replies
    12
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    1,609

    accuracy of testo temp clamps

    Anyone have issues with the testo 550 temp clamps not being accurate in pac
    kage units seems like they not well insulated from airflow
  21. Replies
    10
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    1,673

    taking notes on a roof

    I have to write a lot of measurements on service tickets which I don't mind my problem is I write on small note pad on roof and have messy handwriting then transferring info to ticket is a pain any...
  22. Replies
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    2,669

    Yeah i was wondering about who would rescue us if...

    Yeah i was wondering about who would rescue us if we fall off most time there is no one around in the back of buildings I guess need to keep phone handy
  23. Replies
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    2,669

    safety overkill?

    The company I work for is now requiring us to wear a body harness attached to a package unit anytime were bringing something up to a roof including filters on pm seem like overkill to me what do u...
  24. Replies
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    2,421

    Need micron gauge

    need to get a micron gauge. want to get a digital one what do you recommend
  25. Replies
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    1,115

    thanks for the info. looked at testo vane...

    thanks for the info. looked at testo vane anemometers they are affordable will buy the 410-2
  26. Replies
    12
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    1,115

    looking to buy a vane anemometer

    looking to buy a vane anemometer
  27. Replies
    12
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    1,115

    im looking at testing at the register

    im looking at testing at the register
  28. Replies
    12
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    1,115

    airflow meter for residential a/c

    looking to purchase airflow meter to use for residential a/c what do you guys recommend that is not too expensive
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