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Type: Posts; User: COOLJIM

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  1. Replies
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    + Ground

    + Ground
  2. any Uk techs on here . need info on Williams blast chiller

    HI , Problem with a Victory wbc 150 roll in blast chiller , Williams badged as Victory , who are no longer operating .I am having issues with the board / display or sensors , a decent in decent in...
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    as techman terry says , look at the weather proof...

    as techman terry says , look at the weather proof housing look for poor or recirculation of air , or possibly air the system
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    169

    you can remove the sensors water and discharge, ...

    you can remove the sensors water and discharge, plug from the board and let the machine run through its cycle and see if the fault shows over several cycles
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    Mitsubishi heavy industries not sold in the usa ,...

    Mitsubishi heavy industries not sold in the usa , Mitsubishi electric is the dominant division here so stick with them for parts , high seer and gold fin coils all good for you , but expensive...
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    is that in the USA ?

    is that in the USA ?
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    857

    EDIT , They are labeled r290 etc etc , the be...

    EDIT , They are labeled r290 etc etc , the be careful was from me
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    there is a YouTube video of r290 testing gone...

    there is a YouTube video of r290 testing gone wrong , I cant find a way to link it . true are shipping cabinets with r290 to the USA markets already . compressors and cabinets are labeled , BE CAREFUL
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    come across many traulsen cabinets with a txv...

    come across many traulsen cabinets with a txv without a receiver., never seen a cap tube and a receiver set up (factory)
  10. Thread: hoshi f450mah

    by COOLJIM
    Replies
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    407

    pulled the auger , scoring on the inside of the...

    pulled the auger , scoring on the inside of the evap cylinder, scoring where the auger sits in the upper extruding head , and sharp edges on the upper edge of the auger , as well as marks on the...
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    I suppose change the compressor and resolve the...

    I suppose change the compressor and resolve the discussion ..I would have difficulty changing a compressor which is sweating and possibly flooding back ., as a bad compressor . I had not thought of a...
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    I wish but don't think so . I am reading the...

    I wish but don't think so . I am reading the thermocouple temp from the display interface, as I did when it only registered -7c, .The board has an led lamp in front of each relay , does not light for...
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    do not get down wind of the K O DIRT BLASTER, it...

    do not get down wind of the K O DIRT BLASTER, it is evil , works ok, but powerful in the air , the can says a light perfume
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    ,service call , check unit find fan switch broke...

    ,service call , check unit find fan switch broke , by pass switch run unit no fans find they are controlled via a suction thermocouple on at -15c, but due to overcharge only makes -7c , previous tech...
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    336

    sure was i rang tech support to clarify , guy...

    sure was i rang tech support to clarify , guy advised 134a first hmmm
  16. Replies
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    336

    5 oz of 134a & 5 oz of 404a = ??

    working on a freezer 15 cu ft , sinlge compressor 134a, and the above is the charge , I recovered 26 oz of refrigerant ,
    strange one .
  17. Replies
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    is charging for power the same in all of the...

    is charging for power the same in all of the state of California. must be difficult not knowing what your bill will be . water getting expensive as well ? jim
  18. Back in the day I started at a small commercial...

    Back in the day I started at a small commercial company in the uk , we operated out of a small building in a back alley . the local university needed ULT freezers ,but they were prohibitively...
  19. that is a huge difference in pay 16 / 40

    that is a huge difference in pay 16 / 40
  20. Thread: hoshi f450mah

    by COOLJIM
    Replies
    3
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    407

    hoshi f450mah

    are bearings available for this model ,anyone done one ?
  21. Replies
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    a minute flaw in the brass nut allowed water in ,...

    a minute flaw in the brass nut allowed water in , which froze expanded and cracked , may take along time, suction flare on a txv is in a constant freeze thaw state
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    me neither.

    me neither.
  23. Replies
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    279

    if the charter buys the building , does the...

    if the charter buys the building , does the district then have to pay the charter to educate pupils who leave a district school .
  24. Replies
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    are you experiencing a flood back of liquid...

    are you experiencing a flood back of liquid entrapped in the suction gas. 3 coils = 3 txv . may have a worn or badly adjusted super heat . can one of the evaps loose load ( fans off etc ) and flood...
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    often used map gas , good to have as a back up ,

    often used map gas , good to have as a back up ,
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    just saw a flyer from united refrigeration,...

    just saw a flyer from united refrigeration, sporlan smart service tool on offer
  27. not actually a customer ,but working a sat night...

    not actually a customer ,but working a sat night call-in a store ,I am on a 6 foot ladder , a guy just appears wearing a balaclava just eyes showing ,with a pistol . shouting cursing drugged up I...
  28. the silent R can be very important to a young...

    the silent R can be very important to a young tech , usually gets you into air conditioning as well . there are many sub specialties in refrigeration to consider . , but as has been said this hvac...
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    yes also found the water inlet screen clogged,

    yes also found the water inlet screen clogged,
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    looks like a European style panel , din rail ,...

    looks like a European style panel , din rail , strip connector ,etc. very neat
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    H/W don't have much of a clue on this /there...

    H/W don't have much of a clue on this /there product , and what is required with dual heat on a residential application , .Installed heat pump ,coupled with existing gas hydronic system H/W T8000 3...
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    It was so much easier in the uk , single phase...

    It was so much easier in the uk , single phase 240 volt , live & neutral , neutral was common. Took a little extra thinking here 208/230 = 2 X hot wires . Then I encountered wild legs on 3 phase ,omg...
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    thank you . I went with a r410a unit , the house...

    thank you . I went with a r410a unit , the house is now occupied so may deter the thieves
  34. Replies
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    missing residential unit

    the outdoor a/c unit has been stolen on a residential job . the indoor is an uncased coil by Armstrong SA7414,euip36BN-1
    Piston 0.076. I am going to replace the unit,
    does that piston denote an r22...
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    a colleague picked one up , on his first use . it...

    a colleague picked one up , on his first use . it resolved an issue with an undersized return on a 4 ton rtu , instant resolution of a troubled job , cut in an extra return , inexpensive neat tool ,
  36. Replies
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    Poll: as jtrammel said

    as jtrammel said
  37. Replies
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    replace with brackets . that do not hang under...

    replace with brackets . that do not hang under the unit . very common with mini spilts
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    you will need to get enough of the sensor in...

    you will need to get enough of the sensor in contact with the evap surface , if the evap does not have a specific location , True has a length of copper pipe to insert the sensor into , I shape the...
  39. Thread: Supera vs True

    by COOLJIM
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    1,061

    ARNEG is italian and very strong in Europe, not...

    ARNEG is italian and very strong in Europe, not sure how well they are supported in the usa , never heard of supera, true has tech support & spares available
  40. Thread: Trane voyager

    by COOLJIM
    Replies
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    3,501

    I had that problem could not measure neg pressure...

    I had that problem could not measure neg pressure . until I picked up a fieldpiece tester . I found I did not have negative pressure so the gas valve would not open , important to validate the...
  41. Thread: Trane voyager

    by COOLJIM
    Replies
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    3,501

    hi guys check if this is a negative pressure gas...

    hi guys check if this is a negative pressure gas valve . if so check that the inducer is working correctly , 2 speed I think , high speed required to fire up .
  42. Replies
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    Yes you guys are correct ductless mini splits are...

    Yes you guys are correct ductless mini splits are taking a bigger share of the market. As architects and designers , start to specify the product , heat pump, inverter , vrv, heat recovery , multi...
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    hi guys frank lloyd wright interested me, so i...

    hi guys frank lloyd wright interested me, so i visited his summer school outside of maddison WI, and hs winter location outside of scottsdale AZ , great tours , my next trip will be to see, falling...
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    we use the sopco 3 n 1 kits , but i am staring to...

    we use the sopco 3 n 1 kits , but i am staring to wander about the 1/4 - 1/3 , quite often when it is used on a 1/3rd ae4440 compressor , it will stop after 10 min or so on overlaod , just about to...
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    my boss said a new board , oh and put in a new...

    my boss said a new board , oh and put in a new sensor , yes when i turned the board over, i could see the bad solder joint on the compressor relay.
    any one have experience , removing the what looks...
  46. There are so many parts that are not available in...

    There are so many parts that are not available in the USA , or only direct from a manufacture , In the UK the fan motors you mention are in every parts house , all danfoss equipment available either...
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    414

    Resi GE , apliance side by side

    side by side model PSC23MGNA BB , serial fd469775 Not cooling , this model has electronic controls , condnser fan, evap fan work , touch pad is operational , put turbo cooler on = no differnce ....
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    i did thank you . jim

    i did thank you . jim
  49. Replies
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    1,406

    i have seen a few recently , manitowoc, scotsman...

    i have seen a few recently , manitowoc, scotsman , ice omatic , never have i seen as many as 6 on a plate , but it only takes one . any issue with not releasing ice i always check the plate first .
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    email , fixed . jim

    email , fixed . jim
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