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    Chipkin and automated logic

    Hey everyone, first off I am a mechanic and not a controls tech. I have a unit with a newer automated logic controller. Can I use Chipkin automation systems BACnet explorer to access this control. I...
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    York simplicity software,laptop and connectors

    York simplicity software,laptop and connectors
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    I guess maybe shutdown pump and check static....

    I guess maybe shutdown pump and check static. Then pressure X 2.3 ft per pound= rise.. Such as 50ft high= (21.7 lbs) --22lbs static.
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    Chiller and boiler.

    Chiller and boiler.
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    Water/Pump pressure?

    What do you do to determine proper pump/water pressure on closed loops. If just checking/ inspection of system? Positive-Negative suction?
  6. Thread: JC ZJ12

    by OhioTech
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    I was just about to answer when fixed it...

    I was just about to answer when fixed it yourself. You can also check airflow with magnahelic if issue continues. Compare to swith setting.
  7. turn on blower 24/7

    turn on blower 24/7
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    Is it set up as CV or VAV? It makes a difference.

    Is it set up as CV or VAV? It makes a difference.
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    VERIABLE??????????????????????????????????????...

    VERIABLE?????????????????????????????????????? What?????? spell check....... Your question makes no sense.
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    What is the issue?What brand unit?

    What is the issue?What brand unit?
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    reversing valve could be the problem but,...

    reversing valve could be the problem but, probably the compressor
  12. You tell the customer the the situation. Give...

    You tell the customer the the situation. Give them the option. You have contacted the dealer with no luck so far. I guarantee anything from BAC is usually twice as much money as anything you can get...
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    Check out this site for Trane info ...

    Check out this site for Trane info http://hvac.amickracing.com/RTU%20Training/Trane%20RTU%20info/
  14. I agree. Take it to your belimo dealer and toss...

    I agree. Take it to your belimo dealer and toss it on the counter. They will fix you up with linkage ,switches etc.
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    Dupont M099. You loose capacity. If the unit is...

    Dupont M099. You loose capacity. If the unit is undersized,dont use it. Us on exv,txv system. Replace any rubber o rings.
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    I just attended a Dupont refrigerant seminar. You...

    I just attended a Dupont refrigerant seminar. You can not mix. You can top off M099,a certain percent. I can't remember what percent (m099) off the top of my head.
  17. Thread: megged out

    by OhioTech
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    Meg IOL?

    Meg +250 good. Meg will show moisture of system and integrity of motor. If moisture on compressor body at terminals meg can read bad. IOL- amps? volts? load? head pressure? Connections?Contactor?
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    http://www.gordonpiattparts.com/manuals.htm ...

    http://www.gordonpiattparts.com/manuals.htm Manuals on line CiCi boiler..Gordon Piatt parts rep. John Zink bought Gordon Piatt
  19. Varitrane VAV fan ON and OFF- Mechanic with control question

    Varitrane VAV box. Heating fan off and on. Electric heat air flow switch was not making. Replaced filter.Pulled and cleaned blower. Heat works now when fan is running, But, fan starts and stops...
  20. Anyone plugged a tube on a fire tube boiler

    I have a fire tube boiler with one tube leaking. Boiler inspector noticed.The boilers are over 30 yrs old and are going to be replaced next year.I have a concern with plugging. If water enters the...
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    DONE!!!!!!!!!.Froze my A________ off! -3 deg 20...

    DONE!!!!!!!!!.Froze my A________ off! -3 deg 20 ft in air. LIVIN THE DREAM!Turbo torch to cut channels and holes in ice because pan was overflowing with ice up into the coil. Moved hose around...
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    Big Block of Ice

    Looking for ideas to thaw ice and replace a defective drain pan heater. Coil 20 ft in air. Pan a solid block of ice about 10ft long x 1ftwide x 6in deep . 0deg in room/warehouse. I need to get old...
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    Thanks for the info EngineerDave

    Thanks for the info EngineerDave
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    Thanks Eng Dave for info

    It looks as though the float on the seperator is hanging up and not allowing the oil to go to the oil receiver. Quoted customer new float assembly,henry oil level control for compressors and oil...
  25. Thread: P-66 or motor

    by OhioTech
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    755

    All electric aside...make sure you are using a...

    All electric aside...make sure you are using a ball bearing motor. A sleave bearing will fail.
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