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  1. Replies
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    I ended up getting it. found that if you press...

    I ended up getting it.
    found that if you press the 2 outer bottom buttons and hold for 30 seconds it will show the passcode.
    then entered the passcode when requested. This unlocks the stat for...
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    237

    Have done that still locoed out.the configuration...

    Have done that still locoed out.the configuration options table only allows 1,2,3,5&8 to be changed.
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    237

    carrier program access code

    Have several stats. Carrier 33cs2pp2s-01. They have been locked out and the owner was never provided with the access code
  4. Replies
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    549

    I remember the average age in my journeyman class...

    I remember the average age in my journeyman class was late 30s. We just hired a tech in their 30's and she goes to school in a couple of months for level 1
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    480

    Thanks, I have always replaced the guts of the...

    Thanks, I have always replaced the guts of the valve which is removing the top portion of the valve with the spring. I have never removed the bottom bellows where the refrigeration connection is....
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    480

    This valve is on an ice machine and is not cost...

    This valve is on an ice machine and is not cost effective to pump out the machine and remove the valve. If I can just use a rebuild kit.
  7. Replies
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    480

    johnson controls penn water valve

    Question: I have recently repaired a V46AA valve. Guts were replaced.
    The bottom is leaking water. Under the brass water valve portion and above the refrigeration bellows.
    There are 4 torex screws...
  8. Sounds like this tech isn't very good at...

    Sounds like this tech isn't very good at refrigeration equipment. Anyone would never leave a unit like this till it was fixed.
  9. Replies
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    2,338

    lol

    lol
  10. yes this would normally be done asap. Unless you...

    yes this would normally be done asap. Unless you are located in an area that is remote with no part access.

    Wonder what type of refrigerant is in this unit.
    Wonder if the compressor was tested....
  11. Thread: heat load

    by ryan79
    Replies
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    493

    heat load

    Question on how much of a heat load does a VLT product in a gaming lounge ?
  12. Replies
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    1,114

    Try to pump down the compressor. Turn it off once...

    Try to pump down the compressor. Turn it off once it is in a vacuum. Pressure should hold and not rise.
  13. Replies
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    754

    it is good practice to change the capacitor when...

    it is good practice to change the capacitor when changing a motor.
  14. Replies
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    1,114

    condenser clean ? what kind of condenser is this...

    condenser clean ? what kind of condenser is this ? water or air cooled ?
    sounds like the compressor is going off on overload.
    Don't run a compressor with no refrigerant in the system. It requires...
  15. Thread: Old trane

    by ryan79
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    527

    yes still see these around from time to time. ...

    yes still see these around from time to time.
    What is on the duct where the disconnect is mounted ?
  16. Replies
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    Yikes, all this reading and it is just try to...

    Yikes, all this reading and it is just try to tighten the top water fitting. If that does not work then the fitting will have to be replaced. This includes reclaiming the refrigerant cutting the...
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    697

    the most cost effective solutions is to purchase...

    the most cost effective solutions is to purchase a room dehumidifier. Anything beyond that is going to cost some big dollars.
    Setting this up so it automatically drains is key. This is so that you...
  18. Replies
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    697

    It depends on where you are located. This will...

    It depends on where you are located. This will help decide on what options to go with.
    outdoor climate is important
  19. Thread: HTP boilers

    by ryan79
    Replies
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    339

    HTP boilers

    I have had recently been called to a high rise apartment building. No hot water. They have 2 new HTP boilers. Found that the heat exchanger is ruptured in one of them.
    The building owners are...
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    904

    In the newer homes here codes have changed. All...

    In the newer homes here codes have changed. All homes require HRV's due to the moisture from the building materials. Extreme weather in our area to. Summer can be 95+F and 100%RH Winter is -40F and...
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    904

    What type of hardwood floors do you have. There...

    What type of hardwood floors do you have. There are only a couple that actually require higher humidity. Usually installed in the more tropical areas.
    The type of windows and outdoor temperature...
  22. Thread: Dectron help

    by ryan79
    Replies
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    963

    to get any service manuals contact your dectron...

    to get any service manuals contact your dectron rep or James Hogan at Dectron in Atlanta
  23. Replies
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    568

    Is the curb open down into the pool space ? are...

    Is the curb open down into the pool space ?
    are the ducts insulated and sealed ?
    Was there a start up report filled out and sent into the factory? If there was did the approve it?
    Every unit that...
  24. Replies
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    667

    HVAC/Refrigeration tech required

    Royal Mechanical Solutions requires a service tech.
    Any level apprentice will be considered. Service experience required.
    Great hourly rates and benefit plan.
  25. Replies
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    387

    Do you have anther sensor in the room to compare...

    Do you have anther sensor in the room to compare it to ?
    0% RH, I think my nose would bleed instantly.
  26. Replies
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    472

    carrier zone thermostats

    I have a building with an older Carrier zone system. Thermostats cat no.690040. These are the stats that have the rotary dial numbers 1-9 and letters A-F

    Problem that I am having is. I can not...
  27. Replies
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    388

    NuCal i have used it before. Pink in colour and...

    NuCal i have used it before. Pink in colour and works well. Have to dilute though
  28. Replies
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    388

    have used muriatic acid to clean in the past....

    have used muriatic acid to clean in the past. Works well but have to know how to dilute and monitor.
    There are other chemicals on the market that will work. Check with your local supplier
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    contact a water filtration place. They will get...

    contact a water filtration place. They will get you something designed for your water.
  30. Replies
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    561

    30F differential across the coil is a good start....

    30F differential across the coil is a good start. This is a dehumidifying number target.
    Air flow is another good thing to check. Too slow and it will freeze up.
    Air flow. Does it have turning...
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    394

    http://www.aerco.com/Products/Water-Heaters

    http://www.aerco.com/Products/Water-Heaters
  32. Replies
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    You should be able to get good service from EA as...

    You should be able to get good service from EA as they are in Calgary.
    You should have a gas ticket in order to put your hands on this. Insurance reasons
  33. Replies
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    781

    If you shut off all the vents that supply into...

    If you shut off all the vents that supply into the warehouse (not knowing how many or sizes of entire system) you could restrict the air flow and cause the unit to trip out on high limit during...
  34. Replies
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    Location of the hair salon and its city by-laws...

    Location of the hair salon and its city by-laws could help you in what you may need.
  35. Replies
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    653

    The headmaster should be only installed on stage...

    The headmaster should be only installed on stage 1. (mechanical cooling)
    When it is cold enough outside stage 1 should be a set of outside air dampers (economizer that gives free cooling) The...
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    it all depends on the duct sizing. A 7.5 ton unit...

    it all depends on the duct sizing. A 7.5 ton unit can be up to 3800CFM.
    Be careful.
    get someone in to help you out and tell you what you have and what you need.
  37. Replies
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    Usually only the stage 1 will have the headmaster...

    Usually only the stage 1 will have the headmaster control on it. As most of the time the second stage is not required at that operating temp.
    Stage 1 should cool the space during low ambient temps....
  38. Replies
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    653

    you will have to explain a bit more. What is...

    you will have to explain a bit more.
    What is the entire unit doing ?
    why do you say you think you need a hot gas bypass ?
  39. Replies
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    653

    It all depends on what temperatures you are...

    It all depends on what temperatures you are operating. How is it defrosting now ?
    Not enough information to help you yet.
    What is your problem or concern ?
  40. Replies
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    1,466

    Mechanics in our area are paid ranging low end of...

    Mechanics in our area are paid ranging low end of 32 (government jobs) to 45. plus benefits on top of that.
    that is commercial/industrial hvac and refrigeration.
    amazing how the numbers differ...
  41. Replies
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    is it a mua cell heater ? Cracked heat...

    is it a mua cell heater ?
    Cracked heat exchanger. Have seen the panels blow off units before.
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    it is making ice. The freeze cycle sounds normal....

    it is making ice. The freeze cycle sounds normal.
    the first 5 min? When is this after the ice drops from a harvest ? Is this the water dump cycle ?
    What is the customer complaint ?
  43. The government is not in the business of training...

    The government is not in the business of training people.
    They usually pluck guys that are min 5 year journeyman from companies
  44. Replies
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    1,466

    I have found in the past that customers will...

    I have found in the past that customers will follow the tech if they move to another company. No matter what the company tries to do. The customer still feels that the tech is the one who they want...
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    525

    Trane has 1.5 ton RTU 1 ton not available....

    Trane has 1.5 ton RTU
    1 ton not available. Unless you go split or possible to have them make some for you at a manufacture.
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    How is the parkade vented ? does it have exhaust...

    How is the parkade vented ? does it have exhaust and make up air ?
    How is that controlled ?
    If possible I would exhaust directly outside. Someone is bound to complain that their eyes hurt or...
  47. Thread: Dry O Tron

    by ryan79
    Replies
    6
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    698

    I service over 250 dry o trons. What kind of...

    I service over 250 dry o trons.
    What kind of question do yo have ?
  48. Replies
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    774

    this sounds funny. Agree that they may have...

    this sounds funny.
    Agree that they may have missed something.
    Wonder what they meant by bad wire.
  49. Replies
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    What is the location ? 7.5 tons seems like a...

    What is the location ? 7.5 tons seems like a small unit for all that.
    Sounds like you need someone to come in and spec you a new system. Or design build it.
    Either way it would be cheeper to...
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    what kind of sweating problem ? I have had lots...

    what kind of sweating problem ?
    I have had lots of problems with the first co coils. That exact one.
    Found that the evap coil clogs up due to placement. Behind the blower and does not allow it to...
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