Search:

Type: Posts; User: bc guy

Page 1 of 4 1 2 3 4

Search: Search took 0.02 seconds.

  1. Replies
    45
    Views
    6,739

    http://jobview.monster.ca/First-Year-Apprentice-HV...

    http://jobview.monster.ca/First-Year-Apprentice-HVAC-Refrigeration-Mechanic-Local-516-Burnaby-BC-Job-Vancouver-BC-CA-100087288.aspx
  2. Replies
    4
    Views
    965

    I usually look for 105F sat cond. temp (converted...

    I usually look for 105F sat cond. temp (converted from head pressure for type of refrigerant)
  3. Replies
    5
    Views
    1,825

    Oh!....I like to go swimminn.....

    Oh!....I like to go swimminn.. with...bowl...legged ....womenn.....

    I'll show yah a scar chief......
  4. Replies
    22
    Views
    2,149

    OUCH....... Now could that be considered an...

    OUCH.......

    Now could that be considered an 'extra'.....:angel::whistle:...or an 'upgrade'
  5. Replies
    22
    Views
    2,149

    They are switching an ac load--24vac fan relay...

    They are switching an ac load--24vac fan relay coil.

    Manufacturer of heatpump is Mammoth (17 yrs old).Conventional terminals y=comp contactor coil , o=rev valve solenoid , g=fan relay coil.
    ...
  6. Replies
    22
    Views
    2,149

    T7350 communicating stat

    Anyone ever see these holding the loads on (triacs).
    I have a heatpump building that just got 100 of these installed (ddc job),I've been getting numerous calls of blower fans not shutting down at...
  7. Replies
    5
    Views
    985

    Any chance that oil is logging in the switches or...

    Any chance that oil is logging in the switches or capillaries leading to the switches,causing intermittent hydraulic trip.Had it before if take-offs were pointed downward.
  8. Replies
    2
    Views
    1,236

    http://www.engineeredair.com/manuals/0fu3ylKGTrac2...

    http://www.engineeredair.com/manuals/0fu3ylKGTrac2%20Manual%203-99%20R1.pdf

    This should be it.You can also call the Calgary office,they have excellent tech help,ask for Allen Chow (Choi?)....
  9. Replies
    4
    Views
    960

    Had a building that used one of their products...

    Had a building that used one of their products that did what you might want.

    http://www.act-solutions.com/ICC/ICC.shtml

    It may have been this one controlling the maxitrol modulating vdc gas...
  10. Replies
    7
    Views
    1,262

    Thanks for the responses.

    Thanks for the responses.
  11. Replies
    7
    Views
    1,262

    jci metasys problem

    Hey all.I have a customer where I take care of the mechanical and he so far has taken care of his own controls (JCI NAE metasysis, approx 2004).He has a problem with a module and probably needs to...
  12. Thread: VAV

    by bc guy
    Replies
    10
    Views
    1,027

    Have you tried Pacific Controls down near 2nd and...

    Have you tried Pacific Controls down near 2nd and cambie?
  13. Replies
    5
    Views
    573

    Also sometimes an oil safety trip may not have...

    Also sometimes an oil safety trip may not have anything to do with oil.
    If the control cct calls for compressor but it does not start or trips out,your oil psi switch can still time out and trick...
  14. Thread: VAV

    by bc guy
    Replies
    10
    Views
    1,027

    This link gives a decent explanation. Also try...

    This link gives a decent explanation.
    Also try to get your hands on the Honeywell gray engineering manual of building control.
    Local control suppliers can get it for ya. (since you wont come back...
  15. Thread: wiring diagram

    by bc guy
    Replies
    3
    Views
    1,448

    If your a tech,stop by your local refrigeration...

    If your a tech,stop by your local refrigeration supply house...they will give you the little copeland booklet with all the wiring diagrams.
  16. Replies
    5
    Views
    1,526

    They are very common here in heatpump...

    They are very common here in heatpump buildings.They also seem to be very reliable but if you have the older original version then programming may be slightly different....I havent seen one in a long...
  17. Replies
    5
    Views
    1,526

    I don't have a manual handy but as far as I know...

    I don't have a manual handy but as far as I know to check programming:

    -switch dip switch at upper centre part of board to SET
    -hold down small black button beside respective stage relay to view...
  18. Replies
    5
    Views
    3,766

    http://www.airbalancingco.com/vav_systems.html ...

    http://www.airbalancingco.com/vav_systems.html

    A good tutorial on vav's
  19. Replies
    5
    Views
    882

    Moneywell.......................spent.

    Just a brief thought......

    Iv'e been with the big red H for almost a decade.I'm not an auto tech but a field ref. mechanic.

    Which basically means that you are a mongrol cross between Sherlock...
  20. Replies
    20
    Views
    1,834

    We have a high rise care home with a two pipe...

    We have a high rise care home with a two pipe system.Three way diverting valve & actuator controlled by ddc does switch over.Not ideal but seems to work ok.
    If design,piping and controls are done...
  21. Replies
    11
    Views
    4,457

    Not sure how they calculate it but i think the...

    Not sure how they calculate it but i think the formula is:

    E (voltage)=I (amperage) x Z (impedance)

    High impedance lockout relay coil ends up in series with contactor coil or other load,reduces...
  22. Replies
    13
    Views
    1,617

    Yes,it is to prevent freezing in winter. This is...

    Yes,it is to prevent freezing in winter.
    This is all for a/c..no process at all.They will not be operating the chillers all winter but they don't want to drain loop.
    Thanx for the responses.
  23. Replies
    13
    Views
    1,617

    Chiller loop--Converting H20 to glycol?

    I have an institutional building with a primary chiller loop,two 50 hp circ pumps running together in parrallel,on freq drives with a mix of two way and three way cw mixing valves at the airhandlers....
  24. Thread: Honeywell T7300

    by bc guy
    Replies
    1
    Views
    2,169

    Page 16. ...

    Page 16.

    http://www.honeywell.com.pl/pdf/automatyka_budynkow/automatyka/T7300.pdf
  25. Replies
    16
    Views
    1,660

    I've seen them in there,factory wired and noted...

    I've seen them in there,factory wired and noted on the factory wiring diagram.I was told by our local Eng-air field service tech at a training seminar that their heaters were installed in cold...
  26. Replies
    16
    Views
    1,660

    DFMUA?? Eng-air sometimes put the low and high...

    DFMUA?? Eng-air sometimes put the low and high velocity switches in the flame signal circuit of DFMUA units.Dirty or frosted over filters (as well as loose belt) will give you flame failure (low...
  27. Replies
    6
    Views
    850

    http://hvac-talk.com/vbb/showthread.php?t=137457...

    http://hvac-talk.com/vbb/showthread.php?t=137457

    Abs told me in this thread that the isolation valves may not hold.
  28. I think Maxster's in NYC.

    I think Maxster's in NYC.
  29. Replies
    4
    Views
    889

    I've done 2 of them so far and have 3 more to...

    I've done 2 of them so far and have 3 more to do.they are dogs,first one 2 guys,second one 4 guys made it alot easier to be careful. (but have to split scrap 4 ways :mad: )
    Don't lift by the headers...
  30. Replies
    4
    Views
    1,110

    Are they Nordstrum plug cocks,they have some good...

    Are they Nordstrum plug cocks,they have some good info on the net for correct lube and lubing procedure?
    I have some printed info if they are Nordstrums and you can't find anything on the net.
  31. Replies
    6
    Views
    1,252

    You got mail and an i.o.m

    You got mail and an i.o.m
  32. Replies
    6
    Views
    1,252

    If you put your e-mail address in your profile...

    If you put your e-mail address in your profile i"ll send it to you (universal service access password)...if you haven't got it yet.
  33. Replies
    7
    Views
    1,987

    I was just looking for those values the other...

    I was just looking for those values the other day,thanx jayguy.
  34. Replies
    2
    Views
    601

    I e-mailed the starter i.o.m in pdf to both of...

    I e-mailed the starter i.o.m in pdf to both of you,hope it helps.
  35. Replies
    23
    Views
    2,859

    R404a...I have some others for the shaft seal...

    R404a...I have some others for the shaft seal replacement but they are too big to attach.If you need them I can e-mail them.
  36. Replies
    23
    Views
    2,859

    I e-mailed you the i.o.m.'s for the...

    I e-mailed you the i.o.m.'s for the chiller,liquid cooled starter,optiview and service bulletins.I put them on disc before JCI pulled the info off the site.Is it optiview or microcomputer?
    The oil...
  37. Replies
    6
    Views
    998

    Thanx for the responses. My oil return looks...

    Thanx for the responses.
    My oil return looks good,condensing pressure stays steady due to a modulating 3 way valve and a (geo) ground loop.
    I read the bulletin and I'm within normal op range.
    The...
  38. Replies
    6
    Views
    998

    unloaded copeland discus 6d

    Is it harmful to be operating a 3 stage copeland discus 6D unloaded (1st stage) for a lengthy amount of time? (due to low chiller load).R22, 40HP,solenoid unloaders---Thanx
  39. Thread: Rtha Iom

    by bc guy
    Replies
    13
    Views
    3,202

    Jayguy gave this to me,I'll pass it on.....

    Jayguy gave this to me,I'll pass it on.....
  40. Replies
    4
    Views
    717

    Thanx for the response.In the thread,"lets hear...

    Thanx for the response.In the thread,"lets hear your large scale geo-thermal stories" you posted that 6ft of overburden soil needed to be removed and that "free" backfilling occurred for the coils.We...
  41. Replies
    4
    Views
    717

    Hello fellow lower mainlander.I saw in one of...

    Hello fellow lower mainlander.I saw in one of your distant posts a comment about a geo-thermal system at a school using a 105 ton Templifier and 'slinky type piping' in the field.Would this be...
  42. Replies
    4
    Views
    717

    gmcd..are you out there??

    gmcd....are you out there??
  43. Replies
    1
    Views
    1,791

    Mcquay Templifier (chiller)

    Anyone help explain the difference between this and a regular chiller?Other than the application to heat water, is there any difference mechanically?(recip)---Thanx.
  44. Replies
    7
    Views
    1,391

    You may want to try posting this in commercial...

    You may want to try posting this in commercial hvac----Maxster might have the info you need.
  45. Replies
    54
    Views
    11,024

    Allied-signal owns Honeywell,but kept the...

    Allied-signal owns Honeywell,but kept the Honeywell name.
  46. Replies
    20
    Views
    1,276

    Cheers :D

    Cheers :D
  47. Replies
    20
    Views
    1,276

    High fire switch proves that the air damper...

    High fire switch proves that the air damper (linked to firing rate mod motor) is in fully open position during prepurge--will be wired as per application.

    Low fire switch proves that you are...
  48. Thread: Pneumatics

    by bc guy
    Replies
    19
    Views
    2,437

    honeywell eng. manual--grey book ...

    honeywell eng. manual--grey book

    http://customer.honeywell.com/techli...s/77-E1100.pdf
  49. Replies
    20
    Views
    1,276

    can I play? :p high fire end switch--to prove...

    can I play? :p

    high fire end switch--to prove high fire prepurge (full air)
    low fire end switch--to prove low fire main burner light off (code up here in canada)
  50. Replies
    41
    Views
    5,313

    Honeywell---We got them now also.:mad:

    Honeywell---We got them now also.:mad:
Results 1 to 50 of 190
Page 1 of 4 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event