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Type: Posts; User: Frosty_VA

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  1. Replies
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    v10 6.4l ford e350 superduty 8mpg, v6 3.6...

    v10 6.4l ford e350 superduty 8mpg, v6 3.6 promaster's 11mpg
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    I drive promaster with 2000 miles on it. 3500...

    I drive promaster with 2000 miles on it. 3500 with utility body. 11mpg, tons of space, poor acceleration. engine can't keep up on a highway and often has to go 3500-4500rpms, which is never good in...
  3. fan cycle control might help you

    fan cycle control might help you
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    For that much space you might need to rent...

    For that much space you might need to rent portable trailer AC unit, they're pretty expensive though. What type of load(meeting hall, storage place etc) this place will have? How long you plan to...
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    CircusEnvy, thank you sooo much for the link, you...

    CircusEnvy, thank you sooo much for the link, you made my life so much easier.
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    Get kW ratio from name plate and turn it into...

    Get kW ratio from name plate and turn it into Btuhs, multiply by number of units you have. And get a Manual N book, load calc for commercial buildings.
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    Most gas stations have residential units, only...

    Most gas stations have residential units, only some have rooftops. I also work for a major gas station chain. Be prepared to do a lot of PMs.
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    You're missing potential airflow problems(you low...

    You're missing potential airflow problems(you low side pressures will be lower than usual) -plugged evap coil, dirty filter, undersized ducts or undersized filter area(coil and ducts could be...
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    I just got exact the same H10 brand new for...

    I just got exact the same H10 brand new for $404.50.
  10. Thread: Warm freezer

    by Frosty_VA
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    584

    Door heater produce very small amount of heat,...

    Door heater produce very small amount of heat, with properly working system you should have -10F(-23C) anyway. The same thing with defrost elements - after defrost is over, compressor should be able...
  11. Thread: sman-4

    by Frosty_VA
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    326

    Look for the same threads about digital gauges,...

    Look for the same threads about digital gauges, including SMAN3 and SMAN4, there're plenty on this forum. Search engine is your best friend.
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    He is full of it. 20k a year? 80k total? Go to...

    He is full of it. 20k a year? 80k total? Go to college or university for this kind of money, get an engineering degree. Did he tell you this 80k story just to get rid of you so to speak?, you know...
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    I have SMAN3, had to replace plastic...

    I have SMAN3, had to replace plastic handles(Fieldpice sent them for free), temp clamp snapped(probably my fault) and replaced only one set of batteries over 3 years of use. Tossed them inside the...
  14. Thread: hiring in dc

    by Frosty_VA
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    378

    Qualified HVAC/R techs are in very high demand in...

    Qualified HVAC/R techs are in very high demand in DC area, however how much you can make depends on your licenses and certifications, your clean DL and background. EPA, NATE, Journeyman HVAC - you...
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    I knew a guy who worked in DDC and he got his...

    I knew a guy who worked in DDC and he got his journeyman HVAC lic in VA. So if you got 240 hours of training and 4 years of exp, go for it, fill out couple of forms, pay fee and send it all to DPOR...
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    http://www.amazon.com/Imperial-Eastman-Straight-Kw...

    http://www.amazon.com/Imperial-Eastman-Straight-Kwik-Coupler%C2%AE/dp/B008HQ2TOY/ref=sr_1_1?ie=UTF8&qid=1390877419&sr=8-1&keywords=Straight+Kwik-Coupler

    These will solve the problem. I love them!
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    Aahahahaha! Priceless!

    Aahahahaha! Priceless!
  18. Replies
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    I think it would be a good idea to elaborate on...

    I think it would be a good idea to elaborate on classes you've had in the college and HVAC training. Also I would delete all non-hvac related jobs(I think most employers don't care). In my resume I...
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    What refrigerant? 315-195=120 psi differential...

    What refrigerant?
    315-195=120 psi differential is too high. As far as I remember for stable operation diff should be a about 40-50 psi. For R22 and R404a I get 190-230 danfoss encapsulated fan cycle...
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    we bid about 4-5 hrs usually

    we bid about 4-5 hrs usually
  21. I honestly don't understand this idea about...

    I honestly don't understand this idea about reversing condenser fan in the OFF cycle, in real life it does not blow dust away(maybe just a bit). Helps to evaporate condensate from the drain pan -...
  22. We do everything from residential HVAC units to...

    We do everything from residential HVAC units to rooftops, light comm refrigeration, ice makers, sometimes even coffee machines. I don't even remember last time when I had less than 50 hrs per week....
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    It was a bad pump, checked old one with my...

    It was a bad pump, checked old one with my gauge(finally got it!) and showed about 60psi max, no matter how i try to adjust pressure screw. Also after a test dropped almost all the way to 0(not a...
  24. Thread: Gages?

    by Frosty_VA
    Replies
    7
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    499

    Fieldpiece SMAN3(or SMAN4). Have them about a 1.5...

    Fieldpiece SMAN3(or SMAN4). Have them about a 1.5 years, work like a clock, lots of good features and good customer support from fieldpiece.
  25. I'd get more insulation in the attic first.

    I'd get more insulation in the attic first.
  26. I'd check TXV screen, replace LLFD(gotta do it...

    I'd check TXV screen, replace LLFD(gotta do it anyway because you'll open the system) and check nozzle in the distributor.
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    First get M# of evap. As far as I remember, 1HP...

    First get M# of evap. As far as I remember, 1HP for medium temp 35F box/25F evap is about 8000btuhs(1HP for low temp with -10F/-20F evap is 4000Btuhs), so say if you have 12000 btuhs evap(see evap...
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    Company, type of work(commercial/residential,...

    Company, type of work(commercial/residential, refrigeration, controls), your knowledge and licenses, area you live in etc etc.
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    Man, being on call is just another opportunity to...

    Man, being on call is just another opportunity to get valuable experience. You just need couple phone numbers to call in case you don't know what to do. No big deal, think nothing of it. The less you...
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    If you have only 7mnth of experience and this job...

    If you have only 7mnth of experience and this job gives you something valuable every day, don't leave. You have very thin skin, that's too bad. Consider this job as a good way to "make your skin...
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    Forgot to say, I'd also buy diesel if possible....

    Forgot to say, I'd also buy diesel if possible. Have heard good things about chevy 6.0 and people say 7.3 ford diesel is pretty much bullet proof with proper maintenance.
    E250 or 350 I personally...
  32. Replies
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    So true. I remember years ago in college my HVAC...

    So true. I remember years ago in college my HVAC teacher spent time talking about his deer hunting experience rather than giving us info on oil furnaces, classes that had to be 4hrs lasted only 1.5,...
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    Very neat and well organized truck, HVAC_ Marc.

    Very neat and well organized truck, HVAC_ Marc.
  34. Replies
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    For HVAC service I'd buy extended Ford E350 or...

    For HVAC service I'd buy extended Ford E350 or maybe Chevy 3500, also extended. Ford would be #1 choice, Chevy #2 because I've been told they have good engines and not so good transmissions. Thought...
  35. Replies
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    Ok, I didn't know that. Thank you guys for such...

    Ok, I didn't know that.
    Thank you guys for such a quick and informative response, I'll keep the thread updated.
  36. Replies
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    3,079

    on my way to supply house

    on my way to supply house
  37. Replies
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    I got oil gauge but no hose, that's all I could...

    I got oil gauge but no hose, that's all I could get from local suppliers, oil is not very popular here in DC area. I'm trying to get all my oil tools. Slowly but steadily.
    Luckily it's not a house,...
  38. Replies
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    Can't tell you the pump pressure, got no oil...

    Can't tell you the pump pressure, got no oil gauge at the moment.
    Air gate opened only about 1/16.
    What piece of carbon, on the electrode or?
  39. Replies
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    Got 'no heat' call. - - - Updated - - - ...

    Got 'no heat' call.

    - - - Updated - - -

    Could pump be bad? Is it possible to have oil from the bleed port but nothing to nozzle?
  40. Replies
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    Need help with Beckett AFG oil burner

    Hi guys, need your help with Beckett AFG series oil burner: thing don't want to light. New nozzle, new oil filter, new electrodes(properly adjusted). Cleaned pump screen with compressed air, checked...
  41. Thread: test leads

    by Frosty_VA
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    540

    grainger

    grainger
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    200 sq in of filter area per ton, 1000 sq in for...

    200 sq in of filter area per ton, 1000 sq in for 5 ton, so 20x20 and 20x30 should do it. Most 5 ton system not even close to this.
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    I try to take SH reading as close to evap as...

    I try to take SH reading as close to evap as possible, but if lineset is short enough and insulation on the suction line is good I'd say there will only be 2-3 degrees difference between readings...
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    Usually I'd say you see higher SH with 8.2 SC....

    Usually I'd say you see higher SH with 8.2 SC. 8.2 SC and VSAT 37.7 are a bit low to me, target for me is about 12F of SC. Check your aiflow and if it is good, I'd say check TXV(feeding too much?)...
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    Hard to tell exact number, but at least cover all...

    Hard to tell exact number, but at least cover all expenses(insurance, truck, etc) and in the end should make I'd say(that's a WAG right here) at least 10-.../hr more AFTER ALL EXPENSES than average...
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    Maaaan, compress these pictures, I don't have 70"...

    Maaaan, compress these pictures, I don't have 70" TV to look at them.
  47. Bang for a buck decrease for foam after 2-3...

    Bang for a buck decrease for foam after 2-3 inches as far as I remember, so you'll see very little difference in savings between say 3' foamed wall and 6' wall(I had a chart showing this info...
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    2 very good books for you: Dick Wirz Commercial...

    2 very good books for you:
    Dick Wirz Commercial Refrigeration for Air Conditioning Technicians (watch out, some book sites have outrageous prices for this book because it has good reviews and very...
  49. I work in big multistate co, as far as I know you...

    I work in big multistate co, as far as I know you need your DOT only for vehicles over 10 000lbs gross weight, doesn't mater with decals or logos
  50. Thank you for your responce guys. Bamster, do you...

    Thank you for your responce guys. Bamster, do you remember the name of the school in NY?
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