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Type: Posts; User: freeeze43

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  1. Replies
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    typically your pressures wont equalize after...

    typically your pressures wont equalize after shutdown with a restriction.
  2. Replies
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    1,760

    Looking for a new quality leak detector

    Anyone got ideas on who sells a good quality leak detector, can spend up to 400, appreciate it.
  3. . This theory makes sense to me.

    . This theory makes sense to me.
  4. Instead of liquid refrigerant entering cap tube...

    Instead of liquid refrigerant entering cap tube you now have a saturated condition at cap tube which is less denser resulting in a higher pressure drop across cap tube, refrigerant will then change...
  5. Replies
    4
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    1,436

    frymaster ceramic burner cracked

    Got to change out ceramic burmer on a frymaster pasta magic, anybody got any tips on how to remove and install new, thanks
  6. Replies
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    1,546

    I took measurment with caliper there is 1 tube...

    I took measurment with caliper there is 1 tube that comes off the top part of the compressor and goes straight up which is 5/16 and put my schrader for suction press., and there are 2 tubes that come...
  7. Replies
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    1,546

    Hi, so what your saying is that on this...

    Hi, so what your saying is that on this compressor the 1/4 inch is the suction and the 3/8 is the discharge. i have never seen this before, i was trained that the smaller tube is going to be...
  8. Replies
    8
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    1,546

    Small 1/5 hp hermetic compressor

    Hi, Anybody ever come across a new compressor with 1/4 inch discharge port acting and running as a suction port, condensor cold and evaporator warm, this is a single phase, 115 volt small 1/5 hp...
  9. Replies
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    1,942

    McDonalds, Multiplex blended ice machine..

    Hi, Anyone ever work on a mcdonalds multiplex ice machine, delfield makes this. the problem I have is that scale cannot be calibrated and was wondering if anyone knows on how to change out the scale...
  10. Replies
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    1,175

    Hey Ken, You guys are doing good, learned alot...

    Hey Ken, You guys are doing good, learned alot through my 2 years, between you, Dave, Gene, and other instructors. What I learned goes along ways. Sure being in the field and actually getting hands...
  11. Thanks for the info, first time for everything....

    Thanks for the info, first time for everything. actually next week I got a job at a boston market, replacing evap.,cap-tube and LL drier, maybe this one will have a accumulator also. if it does, i...
  12. From my experience on cap tube restrictions is...

    From my experience on cap tube restrictions is that if correct amount of refrigerant is in system, it will look undercharged, low suction, low head press.,but high subcooling and high superheat will...
  13. Replies
    4
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    1,090

    J.C. A19 120 volt t-stat

    Hi, Wondering if anyone has any thoughts on this A19 temp. control in a walk-in keg cooler failing, this is oem t-stat for this r-22 walk-in cooler that has been replaced 4-5 times in the past year,...
  14. Thread: Prep Tables

    by freeeze43
    Replies
    26
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    4,121

    Emerson driers are better

    http://www.emersonclimate.com/Documents/FlowControls/pdf/Catalog_Flash/SystemProtectors/ADK.pdf
  15. Replies
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    1,753

    sounds like system overcharged to obtain a good...

    sounds like system overcharged to obtain a good suction press., more than likely cap tube partially restricted and comp. has been compromised. so yeah this unit will need to be repaired. talk to...
  16. Replies
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    674

    did you try adjusting water reg. valve, maybe...

    did you try adjusting water reg. valve, maybe plugged,not sure on what delta t from in to out, check spec and adjust as neccessary
  17. Replies
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    1,327

    were you able to measure S.H. , with bulb...

    were you able to measure S.H. , with bulb attached securely to outlet of evaps, this is were txv sensor should be clamped securely at about 2 o,clock position and well insulated, i have seen systems...
  18. Replies
    36
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    2,693

    who has bestest price on digi-cool gages,and yeah...

    who has bestest price on digi-cool gages,and yeah CANCER SUCKS,, MY DAD was just diagnosed,,never seen a good hard working man that would help anybody out in aheartbeat get torn and ripped apart in...
  19. Replies
    36
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    2,693

    Slightly undercharge, add a small amount of...

    Slightly undercharge, add a small amount of refrigerant,actual subcooled at 9 deg.dont go any higher than 15 deg., should bring head press. a little higher. 175-180 psig and suction 15-20 psig,with...
  20. Replies
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    1,757

    Most of units that i encounter have no press....

    Most of units that i encounter have no press. switches, be lucky to have a schroeder port.. Next time that i am cleaning the cond. coil I will recomend installing dual press switch, low/high press...
  21. Replies
    27
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    1,757

    I work on alot of these small hermetics and...

    I work on alot of these small hermetics and totally agree that factory should install hi-temp/press. cutout alomg with low-press safety as some of those factory braze joints leak keeping comp....
  22. Replies
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    1,852

    adjust txv to 10 deg. superheat and measure...

    adjust txv to 10 deg. superheat and measure sub-cooling,add refrigerant as neccesary,start with the 30 deg. over ambient,after txv is set, the head press. will drop and youll probably show that you...
  23. Replies
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    2,852

    Assuming you evacuated to below 400 microns and...

    Assuming you evacuated to below 400 microns and not undercharged(add a couplemore oz.. to see if you can get abetter head press.) if this doesnt work, most likely cap tube partially restricted. How...
  24. Replies
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    1,970

    Torching the receiver will give me a indication...

    Torching the receiver will give me a indication of how much liquid is in receiver,correct, right now i know for a fact that the receiver is pretty full,this is around a 6-7 lb system, when trying to...
  25. Replies
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    1,398

    Thanxs for all the info, but this unit is above...

    Thanxs for all the info, but this unit is above walk-in cooler(inside) no headmaster. what i did was backseat king valve and removed filter drier,added temp. shraeder, put my hoses on and then take...
  26. Replies
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    1,970

    sorry, meant no temp difference across drier..

    sorry, meant no temp difference across drier..
  27. Replies
    14
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    1,970

    liquid receiver pickup tube resriction

    Has anyone come across this problem before.no refrigerant at LLS,sightglass empty 100% sure and temp difference across drier, add refrigerant and it just sits in receiver.
  28. Replies
    13
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    1,398

    checked out system again, got no refrigerant...

    checked out system again, got no refrigerant downn at lls, it seems to stop at receiver. did anybody here of pickup tube in receiver plugged??? if so how to check..
  29. Replies
    13
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    1,398

    So from what I am hearing is that if you have a...

    So from what I am hearing is that if you have a high side resriction ,the head pressure will be low on a full charge.
  30. Replies
    13
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    1,398

    Close the king valve, run comp a minute, with LLS...

    Close the king valve, run comp a minute, with LLS calling, the loosen bolts on LLS and do a "deminimus" release, remove piston, close LLS back up, open king valve and try again.

    Also, if powerhead...
  31. Replies
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    1,398

    forgot to mention that sightglass had no...

    forgot to mention that sightglass had no refrigerant passing thru, filter drier was just replaced a few moths ago, could this get fully restricted. also i always thought that if you had a restriction...
  32. Replies
    13
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    1,398

    Walk-in cooler from kolpak

    Got a call,walk-in warm..found comp. cycling off low press. switch. hook on my manifold. system is r22 press, actual 145psig and 15 psig on suction line. system leak I thought. started to add...
  33. Replies
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    1,623

    impossible to get 30 in. of vacuum..29.9...

    impossible to get 30 in. of vacuum..29.9 something is a perfect vacuum, wouldn't recomend running a comp. in a vacuum. shoot for 0 psig and hold..
  34. Replies
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    1,623

    How many microns did u pull?Subcooled...

    How many microns did u pull?Subcooled temp?suction press. seems a little high for freezer, did u get 10 deg. S.H. at txv bulb? possible overcharged....
  35. Replies
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    784

    Had a similiar problem with a masterbilt freezer,...

    Had a similiar problem with a masterbilt freezer, called tech support and they talked me through on setting parameters and were very patient until problem solved.. good luck
  36. Thread: Headmaster

    by freeeze43
    Replies
    21
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    2,333

    system being worked on is a rack with 2 fans with...

    system being worked on is a rack with 2 fans with one of them has fan cycling,it can get pretty cold in WI, maintaining head press. in winter can be a challenge,best to be sure you have a reliable...
  37. Thread: Headmaster

    by freeeze43
    Replies
    21
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    2,333

    uses r404a, which means 180 psig and the lower...

    uses r404a, which means 180 psig and the lower number wont be in play, correct? thanks again
  38. Thread: Headmaster

    by freeeze43
    Replies
    21
    Views
    2,333

    Headmaster

    Hey, question on changing out head press. control valve, the one that i am changing has a bad leak, cust. wants this changed asap, the only thing is the valve that i need a sporlan 70/180 is not...
  39. Replies
    12
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    1,256

    Thanks much, understand alot more about how this...

    Thanks much, understand alot more about how this valve functions.. what i ended up doin was increse cpr too 40 psig and this did drop system suction press. somewhat on a hot pulldown, eventually the...
  40. Replies
    12
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    1,256

    with this valve inline,would this system pull...

    with this valve inline,would this system pull into a vacuum when doing a pumpdown.would it respond the same as a system that doesnt use this valve..
  41. Replies
    12
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    1,256

    walk-in freezer warm

    Hi, have a walk-in freezer that wont drop below 20 deg.. cannot find any problems except for cpr valve, At suction service valve that is downstream of valve is at 19 psig,(r404a systemm,txv metering...
  42. Replies
    11
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    1,824

    think he says 119 psig suction

    think he says 119 psig suction
  43. Replies
    11
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    1,824

    how much gas is n system, check sub-cooling,...

    how much gas is n system, check sub-cooling, guess you already now yor slugging comp..
  44. Thread: Why Loctite

    by freeeze43
    Replies
    2
    Views
    1,583

    Why Loctite

    Replacing rinse water solenoid valve, basically had to cut it out and re-pipe all because someone used that loctite, not the thread sealant kind. Who ever installes sure was not thinking that it...
  45. Replies
    13
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    1,595

    Before you change metering device, I would try...

    Before you change metering device, I would try giving it a shot of gas to bring high side to around 275 psi and still maintainig 15 psi on low side, hopefully this will bring your s.h. down. if not...
  46. Thread: Flooded roof

    by freeeze43
    Replies
    1
    Views
    594

    Flooded roof

    6 lennox air handlers. 3 walk-in condensor units and 2 ice machine condesors are sitting in over a foot of standing water due to localized flooding. My question is after water drops is there goin to...
  47. Replies
    3
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    967

    hoshizaki brand, greenish in color in a gallon...

    hoshizaki brand, greenish in color in a gallon jug. diluted as recomended per cleaning instructions..
  48. Replies
    3
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    967

    Hoshizaki cleaning noise

    The last few ice makers were making loud screeching noises during the clean process, hoshizaki says this is normal and goes away once chemicals are flushed out of auger. This is true, the noise does...
  49. Replies
    18
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    1,692

    metering device restricted

    metering device restricted
  50. Replies
    5
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    2,662

    ][sometimes i will take a water tem just after it...

    ][sometimes i will take a water tem just after it starts a cycle to make sure proper w ater temp is being achieved ]

    warer temp//?liquid cooled condensor
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