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Type: Posts; User: williamxia

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  1. Replies
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    check the velocity at the diffuser neck, it shall...

    check the velocity at the diffuser neck, it shall not more than 4m/s ,
  2. Replies
    9
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    2,520

    it looks you oversized the TVX, maybe, you can...

    it looks you oversized the TVX, maybe, you can move the bulb senser in the middle or somewhere of the evaperator, to solve the problem.
  3. Replies
    26
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    3,053

    no, I am in Canada right now

    no, I am in Canada right now
  4. Replies
    26
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    3,053

    yes.

    yes.
  5. Replies
    26
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    3,053

    Yes, Use The Room Temperature To Control The Fan...

    Yes, Use The Room Temperature To Control The Fan On Or Off IN WINTER.
  6. Replies
    26
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    3,053

    I see, so the best way is to buy a thermostat to...

    I see, so the best way is to buy a thermostat to auto control the fan.
  7. Replies
    9
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    2,520

    low super heater, high suction pressure, if the...

    low super heater, high suction pressure, if the unit using capillary, it is the typical for overcharge.
  8. Replies
    26
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    3,053

    I Am In Canada, I Am Chinese, I May Be Able To...

    I Am In Canada, I Am Chinese, I May Be Able To Help You.
    1. The A/c Can Not Run Because Of It Is Too Cold Outside, A Freeze Stat Something Like That Keep Open.
    2. The Fan Is Designed For...
  9. Replies
    3
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    768

    up:):p

    up:):p
  10. Replies
    13
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    1,625

    air in the system, over charge unsized unit ...

    air in the system,
    over charge
    unsized unit

    and so forth
  11. Replies
    3
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    768

    :)

    :)
  12. Replies
    3
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    768

    Red seal exam in alberta

    did someone take the red seal exam at Calgary, I will take the exam soon,
    so I am wondering what they asked about
  13. Replies
    3
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    926

    big problem!!!, the gas valve may be leaking,...

    big problem!!!, the gas valve may be leaking, find a techanician to solved it right now,
  14. How about install a boost fan in the return air...

    How about install a boost fan in the return air duct. it may cost less.
    only thing you have to consider is coose the right size boost fan
  15. Replies
    8
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    934

    The Rtu Economizer Generally Work The Way Below:...

    The Rtu Economizer Generally Work The Way Below:

    1. Call For Cooling-----economizer Check The O/a Temp.---yes-- O/a Damper Opening And Return Air Damper Closing---check The Mix Temp. ----yes---...
  16. Replies
    57
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    10,128

    It Looks That The Motor Is Runing, But The...

    It Looks That The Motor Is Runing, But The Compressor Not Working.

    Call The Manufacturer For Help
  17. Replies
    6
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    710

    probably the lack of refrigerant, check the...

    probably the lack of refrigerant, check the pressure, check the bubble
  18. Replies
    11
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    9,635

    Does The Condenser Have A Good Ventilation, Or It...

    Does The Condenser Have A Good Ventilation, Or It Is Too Hot?
    I Think The Condenser Unit Does Not Work Well
  19. Thank your guys

    Thank your guys
  20. answer me please, I would appreciate you ...

    answer me please,
    I would appreciate you
    regards
  21. Can I use one two stage thermostat to control two separated single stage RTU

    I am trying to use one two-stage stat to control two RTU , so that they can work just as one two-stage RTU

    Can somebody can let me know how to connect the wire?

    Thank you ahead
  22. Replies
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    3,996

    my idea is: if you have space,you need not rid...

    my idea is:
    if you have space,you need not rid out of the 11x4 duct,you can plus an other duct parallel the 11x4 duct.
    the first thing is that you'd better knowing the correct size duct you need .
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