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Type: Posts; User: redback

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  1. Replies
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    What part?

    What part?
  2. Replies
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    325

    Can you list some of these sources

    Can you list some of these sources
  3. Replies
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    325

    Fujitsu use thermistors. What do you guys use...

    Fujitsu use thermistors.

    What do you guys use to measure high temps, and what specifically are you measuring that requires such high accuracy?
  4. Replies
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    325

    Well every day checks are out of the range of the...

    Well every day checks are out of the range of the thermistors on these new tools.

    For example a fujitsu A/C will slow the frequency down on a compressor if the discharge pipe temp gets to 120C,...
  5. Replies
    12
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    325

    NTC thermistor vs thermocouple

    The new i manifold and yellow jacket service diagnostic tools use NTC thermistors, but thermocouples are better, so why are thermistors being used?
  6. Replies
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    1,918

    Some a/c units use higher value thermistors, for...

    Some a/c units use higher value thermistors, for example some of the Japanese branded reverse cycle a/c units, use outdoor pipe thermistors and inverter heat sink thermistors that can be 70k ohms at...
  7. Replies
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    1,918

    Amprobe is limited to 60k ohms resistance.

    Amprobe is limited to 60k ohms resistance.
  8. Replies
    27
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    3,215

    The drain is undersized, has no fall, has no...

    The drain is undersized, has no fall, has no removable caps for maintenance cleaning.

    The cool room panelling needs chain supports for the weight of the ceiling.

    Their should be more than one...
  9. Replies
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    2,691

    Theirs heaps of them getting about, i have never...

    Theirs heaps of them getting about, i have never driven one though. Both my vehicles have small 2 litre capacity turbo diesel engines, they produce huge torque for a small engine.
  10. Replies
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    2,691

    I was at a wholesalers the other day picking up...

    I was at a wholesalers the other day picking up some copper and refrigerant gas, just sitting there with the sales guy, all of a sudden a white van turns up and a young scruffy head service tech from...
  11. Replies
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    621

    The first post was just a example. I wanted to...

    The first post was just a example. I wanted to know insurances and why customers are so bossy, my co-worker is not injured.

    My second post with the pics is real, i was just posting these pics to...
  12. Replies
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    621

    heres a photo i took. The customers fork truck...

    heres a photo i took.

    The customers fork truck driver lifted my fork cage into the air, then drove forwards, but the truck stopped as there was ice on the freezer floor, so the fork driver...
  13. Replies
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    621

    Customers and safety

    I have noticed in the hvac-r industry that some customers have this, you must do what a say attitude towards me as a service tech in regards to safety issues.


    From what i understand though is if...
  14. Replies
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    What do companies such as veto pro pac and...

    What do companies such as veto pro pac and fieldpiece do with all these meters and bags returned for warranty, do they not seek new replacements from the chinese and thailand manufacturers?
  15. Thread: Metric 11in1?

    by redback
    Replies
    7
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    685

    according to the klein USA website they are using...

    according to the klein USA website they are using nut drivers on their 11 in 1 that fit a 1/4 (6mm metric), 5/16 (8mm metric) and 3/8 (10mm metric) hex nut.


    However 1/4 is 6.35mm not 6mm, 5/16...
  16. Replies
    66
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    7,734

    Ok so the DC MV reading will be fast on the...

    Ok so the DC MV reading will be fast on the Phoenix, because it doesn't have to auto range to measure DC MV, is it fast at fault finding a 300v DC circuit
  17. Replies
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    7,734

    So when the Phoenix meter is turned on does it...

    So when the Phoenix meter is turned on does it read 0v then auto range in either direction? the meters I have used when they turn on they usually auto rage from the lowest to highest on the dc volt...
  18. Replies
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    7,734

    It would slow down the meter on the d c volt...

    It would slow down the meter on the d c volt range to the point the meter would become annoying.
  19. What happened to the recovered refrigerant?

    What happened to the recovered refrigerant?
  20. Thread: Mooshimeter

    by redback
    Replies
    16
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    1,313

    I'm pretty sure the fluke connect iPhone app,...

    I'm pretty sure the fluke connect iPhone app, allows insulation testers, fluke 289, fluke 3000fc and other meters to data log 10 at the same time to the iPhone.
  21. Replies
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    7,734

    490211I connot recommend fieldpiece clamps to...

    490211I connot recommend fieldpiece clamps to other co workers as they have a bare conductor receded by a mere 1mm, and i believe this can cause a short between two phases when checking current draw...
  22. Replies
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    814

    Its a amp clamp, not a ma clamp, the fieldpiece...

    Its a amp clamp, not a ma clamp, the fieldpiece and fluke amp clamps are no better than the klein meter.
  23. Thread: BIG ice maker.

    by redback
    Replies
    15
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    1,198

    Ive worked on snowkey units in australia, the big...

    Ive worked on snowkey units in australia, the big ice flakers are built very well, and very good to work on, the quality is not comparable to the small machines used in hotels and clubs.
  24. Replies
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    312

    cool storage, hops

    my employer got me to service some large cool stores full of hops, the customer is stacking them under evaps, can these combust if they get wet in a cool store, at a storage temp of 2C.
  25. Thread: suction cups

    by redback
    Replies
    0
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    463

    suction cups

    Anyone use these hand held vacuum cups or similar, i need one to lift cool room panneling with groves not flat panneling, maybee even lift some a/c units and small single door refrigerated cabinets,...
  26. Replies
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    1,412

    I will get the wholesalers to order the longer...

    I will get the wholesalers to order the longer power element, they claimed none were available, but they must be.

    Thanks all.
  27. Replies
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    The coil is a lu-ve, model no: cs71h 4220 n6

    The coil is a lu-ve, model no: cs71h 4220 n6
  28. Thread: Fluke CNX3000

    by redback
    Replies
    16
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    1,923

    Im not leaving a $800 iphone 5, a charger, a...

    Im not leaving a $800 iphone 5, a charger, a power cord, a multimeter and a fieldpiece attachment on site data logging, manufacturers dont have basic stuff like passwords in multimeters and stuff to...
  29. Replies
    10
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    3,178

    I have the twin valve cps blackmax and twin valve...

    I have the twin valve cps blackmax and twin valve cps vortex, not the chrome versions just the standards, the blackmax bug me as the valves take for ever to open and close unlike the vortex, the...
  30. Replies
    21
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    1,412

    It has a proper refrigeration distributor with...

    It has a proper refrigeration distributor with about 40 little 1/4” lines maybee more, its not glycol, even states r22 etc on the coil.


    If i move the txv to to the suction header end that will...
  31. Replies
    21
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    1,412

    Cool room evaporator install.

    I got a cool room evaporator that seems odd.


    The coil is about 17 to 18 ft long, i went to fit a new tx valve to the brand new coil and found the distributor up one end of the coil and the...
  32. Replies
    6
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    591

    I replaced a noisy bi-directional condenser fan...

    I replaced a noisy bi-directional condenser fan motor.


    there are no bolts or screws holding this unit in, there are only two levers at the front, turning both levers 45 degrees raises or lowers...
  33. Replies
    6
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    591

    removable refrigeration unit

    I worked on this unit the other day, it was very nice to work on, no smoke alarms to disable, no carting heavy oxy sets or gas bottles, no work permits or safety inductions no one getting in my way,...
  34. Replies
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    According to the testo tool, the FP leak testers...

    According to the testo tool, the FP leak testers were tested in a room ambient of 22C or 72F

    Here are photos of a leak i found on a large 15 foot freezer coil in a freezer room at -22C, the...
  35. Replies
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    2,296

    I have the fluke 902 paid $436 for it in...

    I have the fluke 902 paid $436 for it in australia, crap meter.
  36. dektite.

    dektite.
  37. Replies
    0
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    359

    greenlee dm-510a

    Anyone using this meter, any good?
  38. Replies
    46
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    5,492

    My boss refuses to buy me a remote controlled...

    My boss refuses to buy me a remote controlled milwaukee.
  39. Replies
    46
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    5,492

    http://www.youtube.com/watch?v=Zaa0Nu258HE

    http://www.youtube.com/watch?v=Zaa0Nu258HE
  40. Replies
    2
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    489

    Modern day a/c units

    is a reverse cycle a/c unit, with an inverter compressor, superior to that of a a/c unit that has a digital scroll compressor and a electronic soft starter.
  41. Replies
    8
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    974

    you need to work out, what you want from a...

    you need to work out, what you want from a digital analyser, for example I require data logging to check oil cooling circuits on screw compressors under heavy loads or low ambiat conditions, or data...
  42. Replies
    8
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    974

    I have emailed Brenda at DC twice, she has...

    I have emailed Brenda at DC twice, she has responded within 10 hours both times I emailed her, I doubt they would risk there reputation by pissing off customers
  43. Replies
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    974

    Yes there is also the testo 570 kit in au that...

    Yes there is also the testo 570 kit in au that incudes easykool software and case and 2X probes and 2 year warranty, Its around $1240 there abouts plus GST
  44. Replies
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    974

    You can buy the a k900 in australia, from...

    You can buy the a k900 in australia, from enerstat as they import the Uei ak900sc, i was quoted $540 plus GST, which included shipping costs.

    Testo made wholesalers in australia angry by selling...
  45. Replies
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    6,481

    government taxes, gst, carbon taxes it never ends

    government taxes, gst, carbon taxes it never ends
  46. Replies
    74
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    6,481

    A contaminated system requires a slow evac...

    A contaminated system requires a slow evac process or this will occur: http://www.youtube.com/watch?v=pOYgdQp4euc
  47. Replies
    74
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    6,481

    I dont purge simple as that, i may use a r404a...

    I dont purge simple as that, i may use a r404a bottle 20 times a month, in usa sure refrig not expensive r404a is $180 per kg in other places, a 60kg bottle more expensive than a brand new motor...
  48. Replies
    74
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    6,481

    Well poe and pag oil absorbs moisture so one...

    Well poe and pag oil absorbs moisture so one assumes evacuating the manifold is good practice
  49. Replies
    74
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    6,481

    i just use a tee fitting, close as possible to...

    i just use a tee fitting, close as possible to system or at eval if the manufacturer instals a service valve there, close suction and high side and monitor vac rise, my manifold has two back seat...
  50. Replies
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    6,481

    A standard a/c unit on r22 has a 1/4 MF fitting...

    A standard a/c unit on r22 has a 1/4 MF fitting does it not? if you remove the restriction between pump and analyser with 3/8 hose then the reading will be same as putting analyser on pump.
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