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  1. Thread: combination unit

    by amrik
    Replies
    2
    Views
    688

    can any one explain combination unit water heater...

    can any one explain combination unit water heater and space heater
  2. Thread: radiant sensor

    by amrik
    Replies
    2
    Views
    587

    can anyone explain radiant sensor in cloth dryer

    can anyone explain radiant sensor in cloth dryer
  3. Thread: low cooling

    by amrik
    Replies
    5
    Views
    737

    low cooling

    overfeeding refrigerant or overcharged.if overfeeding head pressure willbe slightly lower than normal.if overcharged head pressure can be sky high 5-10 superheat overfeeding or overcharged.
  4. Replies
    3
    Views
    791

    thanx

    thanx for ur kind reply i realy appriciate.
  5. Replies
    3
    Views
    791

    some body installed a new ac at my friends home....

    some body installed a new ac at my friends home. he says not cooling and air flow is less. one of my friend is hvac tecnician he checked . he said furnace is lowboy and motor is with less...
  6. Replies
    14
    Views
    1,627

    i observed that condenser fan motor is heat up....

    i observed that condenser fan motor is heat up. comp is trying to start. is fan motor burnt ?
  7. Thread: reverse rotation

    by amrik
    Replies
    18
    Views
    1,753

    actually i got this question in cfq air/ref. four...

    actually i got this question in cfq air/ref. four wire with 115v in three phase motor how to reverse i know that reverse phase wires. but exam answer is potential relay
  8. Thread: compressor

    by amrik
    Replies
    6
    Views
    854

    thanx

    thanx
  9. Thread: venting

    by amrik
    Replies
    7
    Views
    836

    thanx for advice every body gives the advice...

    thanx for advice
    every body gives the advice not the solution



    thank for ur kindness
  10. Thread: venting

    by amrik
    Replies
    7
    Views
    836

    sharing knowledge makes u more perfect

    sharing knowledge makes u more perfect
  11. Thread: venting

    by amrik
    Replies
    7
    Views
    836

    i need help from good experence people like u.

    i need help from good experence people like u.
  12. Thread: walk in frezer

    by amrik
    Replies
    2
    Views
    684

    for walk in freezer if door gasket vacuum broken...

    for walk in freezer if door gasket vacuum broken what will happen?

    open the door difficult, thickness of eva frost , excess run which one is correct
  13. Thread: venting

    by amrik
    Replies
    7
    Views
    836

    what is the clearance for headroom.floor 9in x...

    what is the clearance for headroom.floor 9in x 50in and pipe diameter 4in

    35in 44in 39in or 42in which one is correct
  14. Replies
    3
    Views
    581

    what comes first fan or pump in evaporator...

    what comes first fan or pump in evaporator condeser?
    options

    pump comes first, than fan comes and condenser temp increase and pump stop.

    pump comes first. than fan comes and condenser temp...
  15. Thread: micropross

    by amrik
    Replies
    1
    Views
    595

    how to check the diagnose on microprocess board...

    how to check the diagnose on microprocess board prograam
  16. Thread: compressor

    by amrik
    Replies
    6
    Views
    854

    how to indicate the rotation of compressor?

    how to indicate the rotation of compressor?
  17. Thread: TEV

    by amrik
    Replies
    3
    Views
    648

    1.non balaance TEV when incresing condenser...

    1.non balaance TEV when incresing condenser outletpressure?

    2. when the spring of a tev loose what happened?
  18. Thread: reverse rotation

    by amrik
    Replies
    18
    Views
    1,753

    thanx buddy for suggestion ur experience help me

    thanx buddy for suggestion ur experience help me
  19. Thread: compressor

    by amrik
    Replies
    2
    Views
    587

    compressor

    is it phase meter?
  20. Thread: reverse rotation

    by amrik
    Replies
    18
    Views
    1,753

    fourth wire could be C/S wire .

    i dont have answer to this because i dont have expierence on this somebody told me it is exam question
  21. Thread: reverse rotation

    by amrik
    Replies
    18
    Views
    1,753

    a three phase motor with four wire with 120v. how...

    a three phase motor with four wire with 120v. how i can reverse its rotation ?
  22. Replies
    0
    Views
    631

    1.what procedure do you adopt when repair...

    1.what procedure do you adopt when repair malfuntion one of the multiple evaporator fan ?
    2.multi evaporator system how to repair one evaporator?
    3. what do you want to do if you fail a fluctuation...
  23. Replies
    4
    Views
    1,028

    when a refrigeration system has flood, what has...

    when a refrigeration system has flood, what has phenomenon?

    high suction or low
  24. Thread: multi-evaporator

    by amrik
    Replies
    0
    Views
    399

    for a multi-evaporator system, what'sthe...

    for a multi-evaporator system, what'sthe procedure to repair one evaporator ?
  25. Thread: oxide prevention

    by amrik
    Replies
    2
    Views
    414

    while brazing to prevent oxide by sweeping inert...

    while brazing to prevent oxide by sweeping inert gas , when the pressure is too high what happened ?
    1.small hole on the connection.
    2.the melted brazing alloy is blown out of the connection.
    ...
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