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Type: Posts; User: shipwreck

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  1. Replies
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    285

    Yes I tried Google, no luck. I also tried their...

    Yes I tried Google, no luck. I also tried their website but they are looking for 25.00 for a manual, it looks like.
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    3
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    285

    Percival incubators

    Anyone familiar with Percival MB-60B incubators? I have to work on one tomorrow and looking for a manual. It's not keeping up in temperature, but wouldn't mind looking at a manual first before going....
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    896

    Drain pan heater isn't working and needs...

    Drain pan heater isn't working and needs replacing. I always thought that the defrost heaters were located on the face of the evap coil, not underneath it.
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    3
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    896

    Hussman CHR-5 Reach In Freezer

    I was wondering if anybody had any info on this old 5 glass door reach in as far as what the original defrost heater was like, including location. The current one looks like its only 2 passes and...
  5. Replies
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    1,603

    Don't worry about it, I just did a search and...

    Don't worry about it, I just did a search and lots of info, Thanks anyways.
  6. Replies
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    1,603

    Condenser Water Regulating Valve Location

    I've been working on two different manufactures chillers and they locate their condenser water regulating vavles in different locations. The condensers are shell and tube and one regulator is at the...
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    4
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    1,392

    SkyMark Computer Room A/C

    Model#PVAD235A35MHR-BD Serial#0606-4487 This computer room A/C unit seems to be reading too high of humidity and temperature at times. Last night I had to offset the humidity by -9% so the humidity...
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    1,050

    Thanks for all your replies, I'm still working...

    Thanks for all your replies, I'm still working with the customer on a solution.
  9. Replies
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    1,050

    Thanks for the replies so far. The loop is open...

    Thanks for the replies so far. The loop is open and yes there's solenoid valves at laser stations that could open and close suddenly. The bypass for the loops are reduced down to 1" rubber hose at...
  10. Replies
    11
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    1,050

    They have 2 pumps and 1 VFD.

    They have 2 pumps and 1 VFD.
  11. Replies
    11
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    1,050

    4" Sch 80 PVC Lines Blowing Apart

    A customer is having a problem I believe with water hammer on process pump start up. This is a process cooling loop that has 4" mains and 2" branch lines. The 25hp pumps start on soft starts with...
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    872

    I love my Dewalt cordless/corded vacuum, sucks...

    I love my Dewalt cordless/corded vacuum, sucks and blows. It works great on a roof for cleaning inside of rooftops if need be.
  13. Replies
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    1,477

    Wohler Combustion Analyzer

    Looking at purchasing a new analyzer and I was interested in the A500 Wohler. Any one else use this analyzer and or had some problems with it? We currently have a Kane May 900 and have had a lot of...
  14. Thread: Pvc Cutters

    by shipwreck
    Replies
    30
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    3,692

    I use the newest style of rigid cutters for...

    I use the newest style of rigid cutters for cutting smaller pvc, I forget the model# but no rocking or twisting involved. I like the idea of using a fine blade on a mitre saw for cutting the larger...
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    1,549

    I redirected some of the air from the closest...

    I redirected some of the air from the closest diffuser away from the sensor for now. My main concern was running the compressor unloaded for an extended period of time. The only problem that I can...
  16. Replies
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    1,549

    I'm just trying to help the customer out with the...

    I'm just trying to help the customer out with the humidity problem, it's not a matter of redesigning the whole system just getting by with what we have.
  17. Replies
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    1,549

    This unit is the main fresh air supply for the...

    This unit is the main fresh air supply for the hallways. It's an air makeup that takes in 100% fresh air only. This unit runs off a space sensor located on the top floor of this 6 story building. ...
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    1,549

    Engineered Air AMU With DX Cooling

    I have a customer that has a humidity problem in a condo apartment building which causes stairwell smoke detector problems. The hallways are supplied with 100% fresh air with 2 exhaust fans getting...
  19. Replies
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    2,035

    18volt Dewalt Snake Light is the best light I...

    18volt Dewalt Snake Light is the best light I have ever used by far.
  20. I have both leak detectors and the Yellow Jacket...

    I have both leak detectors and the Yellow Jacket always comes out of the van first and infact I haven't used the d tek select in months. The 4 AA's is a nice option and also the accuprobe can also...
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    2,840

    The Yellow Jacket Accuprobe works great. I've...

    The Yellow Jacket Accuprobe works great. I've had mine for about 3 months and it finds leaks better than my d-tek select. It's the first one out of the truck always. 4 AA batteries and or 120v's.
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    1,800

    I've had the tpi 625 for 5 years and still works...

    I've had the tpi 625 for 5 years and still works great. It also has a back light, pretty handy. I also get it calibrated every year and it's returned pretty quick.
  23. Thread: Dewalt tools

    by shipwreck
    Replies
    42
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    4,090

    Does anyone know if the cold affects the lithium...

    Does anyone know if the cold affects the lithium batteries? I'm talking temperatures below 32F(0C) constantly.
  24. Replies
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    2,168

    The yellow jacket accuprobe works quite well...

    The yellow jacket accuprobe works quite well especially on the new 400 series refrigerants.
  25. Replies
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    1,669

    Compressor was replaced, excess oil removed and...

    Compressor was replaced, excess oil removed and condenser coil washed. All is well now. Thanks for all the good replies.
  26. Replies
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    1,669

    This system has ran fine for 3 years almost and...

    This system has ran fine for 3 years almost and the suction line does have a trap in it for oil return. As far as checking the oil pressure in the crankcase Rocket is right that there's no shreader...
  27. Replies
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    5,299

    Those meters were junk, they wouldn't even come...

    Those meters were junk, they wouldn't even come on in the cold weather. I brought my back after the first use.
  28. Replies
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    1,669

    Thanks for the replies so far. When I removed...

    Thanks for the replies so far. When I removed the oil out of the crankcase I pulled the screen and it was very clean. The oil pressure I took was the pump outlet pressure- the suction pressure. ...
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    HP 80 Walk In Freezer Problem

    Oil pressure diff at start up = 25psi
    Oil pressure diff after 15mins of running 7-9psi and safety trips.
    Head pressure varies from 330-390psi
    Subcooling =2-4F
    Suction pressure=31psi
    Evap...
  30. Replies
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    987

    I' ve always felt that your're supporting the...

    I' ve always felt that your're supporting the thieves that have broken into service trucks when you buy tools from pawn shops, thats just me though.
  31. Replies
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    9,710

    The inficon makes a lot of good products,(gasmate...

    The inficon makes a lot of good products,(gasmate and d tek), but the pilot vacuum meter is garbage. The sensor is not held in very well in the casing, I found. I returned it after a couple of uses...
  32. I find that gas leak works better in all weather...

    I find that gas leak works better in all weather conditions.
  33. I find big blu hard to spray when I pull it out...

    I find big blu hard to spray when I pull it out of the van in the winter. It's like a big blue popsicle.
  34. I've got the d tek select and just bought the...

    I've got the d tek select and just bought the yellow jacket to help confirm. The yellow jackets pretty good so far.
  35. Replies
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    907

    It's their newest one, suppose to be able to...

    It's their newest one, suppose to be able to detect 134a, 407c, 507, and 404a
  36. Replies
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    3,504

    Poll: Greenlee multimeter and Fluke clamp. Life time...

    Greenlee multimeter and Fluke clamp. Life time warranty on the Greenlee, thats hard to beat.
  37. Replies
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    907

    Yellow Jacket Refrigerant Detector

    I'm thinking of ordering this leak detector to work along side of my d tek select. Any one have any experience with the Yellow Jacket?(Accuprobe)
  38. Replies
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    1,419

    I checked the connections and performed the DC...

    I checked the connections and performed the DC voltage and resistance checks. I also moved the sensors for circuit #2 over to circuit#1 which gave me a sensor error for the SST sensor. I didn't...
  39. Replies
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    Thanks for all your help, I'm checking into it a...

    Thanks for all your help, I'm checking into it a bit more today.
  40. Replies
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    1,419

    Trane Rtua100 Problem

    I'm having a problem with 1 circuit of the RTUA locking out all the time. The circuit lockout is low superheat. When the circuit is off the Evaporator pressure on the display reads 427.5 psi and...
  41. Thread: Paint Booths

    by shipwreck
    Replies
    4
    Views
    733

    What pressure should a paint booth run at...

    What pressure should a paint booth run at compared to the outside of it? Negative, neutral, positive and by how much? I've been told several answers. I think it should be slightly negative to...
  42. Replies
    14
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    2,285

    No gas leaks bruce, soot was from bad burning...

    No gas leaks bruce, soot was from bad burning flame hitting top right log.
  43. Replies
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    2,285

    I went back to the call today and located the air...

    I went back to the call today and located the air inlet hole. I removed the orifice and cleaned, it was a bit dusty. I also vacuumed out the inside of the ceramic burners and also the gas orifice...
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    2,285

    Thanks natgastech

    Thanks natgastech
  45. Replies
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    2,285

    I'll check on Monday and get back to ya, thanks.

    I'll check on Monday and get back to ya, thanks.
  46. Replies
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    2,285

    I guess I should have called the fireplace a...

    I guess I should have called the fireplace a natural vented one.
  47. Replies
    14
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    2,285

    There isn't an air shutter on this burner, not...

    There isn't an air shutter on this burner, not one that I can find anyways. The pilot flame is ok, I think it was the back burner that was causing the soot. This fireplace uses inside air for...
  48. Replies
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    2,285

    I had a call for a bit of soot gathering around...

    I had a call for a bit of soot gathering around the pilot in a atmospheric vented fireplace. The make is a Majestic Insta Flame, Model#HE30TN, Serial#17N011076. It turned out one of the small top...
  49. Replies
    2
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    1,144

    Thanks for the quick response hearthman. The...

    Thanks for the quick response hearthman. The readings I was taking were in the flue which is why I said CO in the free air. According to most manufactures less than 200ppm of CO in free air is ok. ...
  50. Replies
    2
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    1,144

    What kind of CO readings in free air is everyone...

    What kind of CO readings in free air is everyone getting for direct vent and atmospheric vented fire places. On a Majestic atmospheric vented fireplace I was getting as hi as 70ppm in free air, just...
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