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Type: Posts; User: coldmark

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  1. Replies
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    installed second new oem relay. running fine now....

    installed second new oem relay. running fine now. full speed emf reading 174-180v
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    564

    Put the new oem relay in and has run fine ever...

    Put the new oem relay in and has run fine ever since . I think i was sold a defective new part. electromotive force reading 174 to 180v. when running.
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    potential relay potential problem

    posted elswere now ill shorten it here. compressor no start. found bad relay not connecting capacitor . replace relay. 24 hour later bad relay no disconnect capacitor now new oem and new supco adj...
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    715

    potential relay potential problem

    called in for compressor not starting, capacitor good, windings readin good, lets start her see if relay be switchen. Well oh my fixed its self ... man I hate that. started running yea collect n run...
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    1,091

    forgot to mention this unit was opening its...

    forgot to mention this unit was opening its internal pr due to blocked condenser coil couple months ago. Cleaned coil, back into service. TXV showed no control or adjustment so I replaced it, fixed...
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    High side in upper 300's, superheat in the...

    High side in upper 300's, superheat in the sixties, no cooling. I did not leave it running, heads that high scare me. Couldn't a pressure limiting valve do better than 60 degrees superheat?
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    new valve is a fse-1-zp. dunno fla of compressor,...

    new valve is a fse-1-zp. dunno fla of compressor, rla of condensing unit is 12.6 My issue is very very high superheat and evap frosting equally on all distributor lines only, coil is only sweating a...
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    condenser coil way clean, pumped it down to...

    condenser coil way clean, pumped it down to replace txv. Pulled down okay, to 1.5 psi but even with liquid service valve closed tight, low side climbed to 8 psi by the time I got off the top of walk...
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    Bad compressor valves or something else?

    No cooling in walk in freezer. One and a half horsepower 404a, comp mdl awa2460zxd. Suction in the fifties. Head upper 300's, subcool near 5, superheat in sixties. New TXV adjusted wide open....
  10. Replies
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    1,680

    Scary means I'm wrong, I guess. Actually I have...

    Scary means I'm wrong, I guess. Actually I have never seen a start capacitor with a mf value under a hundred so you are absolutly correct i am sorry for the bad info its a dual run.
  11. Replies
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    More capacitance is needed to get motor spinning...

    More capacitance is needed to get motor spinning from a stop, potential relay removes start capacitance and run value remains for operation, thats why they call them dual they have start and run in...
  12. Replies
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    1,680

    Your post does lack info. Why did you check...

    Your post does lack info. Why did you check capacitor in the first place? No fan no compressor? the 35/5 is a start run combo 35 being the start and 5 being the run. If I come across a dual thats bad...
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    Mismatched compressor freezing coil

    Havent seen this system in over a year. Carrier 50pq012, has seen a couple of burn outs till they figured out they had lost a phase. I got this work because no one could figure out why the evap was...
  14. Replies
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    2,138

    I have some info on that machine. Manatowik model...

    I have some info on that machine. Manatowik model EY0404A serial 900761118 compressor is RRS40075. New number for that comp. is RRT10KIEPFA959 POE oil 134a the old comp was r12. I don't like the...
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    too sophisticated to have any of that stuff, will...

    too sophisticated to have any of that stuff, will get back to you though. Im just guessing 3000 btu/h is a little less capacity than this machine might require.
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    2,138

    damn your good, just checked by candle light...

    damn your good, just checked by candle light rsn4 0050 think it'll work?, just use your telepathy to know whats in the machine now okay?
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    2,138

    no specs yet but won't make a move without them...

    no specs yet but won't make a move without them its old stuff hope info is out there my chiller compo is a copland rsa 0500 i think
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    2,138

    if the chiller weren't in my yard for ten years...

    if the chiller weren't in my yard for ten years and I knew a bar that needed it but given the circumstances ill cannabalize it. its old n after Ill still have the condenser coil and some scrap steel....
  19. Replies
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    got a low temp glycol chiller r12 sittn in back...

    got a low temp glycol chiller r12 sittn in back yard. Comp. looks the same except for location of suct and disch gonna check tech. spec. told him id sell it for $25 just pay for a professional...
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    heatingman that sounds like what im thinking...

    heatingman that sounds like what im thinking superheat was sky high till I added in a little more gas then I could get it down but still no sc. Are you saying with a hot gas leak no matter how...
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    I feel like a hack cause I am posting without...

    I feel like a hack cause I am posting without equip. data. Ice sensor is the bridge thickness type where water runs over hindged sensor and initiates harvest. I forgot to mention this machine its in...
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    well saw that oil before when it had a faulty...

    well saw that oil before when it had a faulty spdt power switch. I haven't seen many leaks without the telltale oil so we think alike icemeister but its plenty charged superheat is dangerous low. So...
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    Yep high suction low head cond. fan not cycling...

    Yep high suction low head cond. fan not cycling though. After a long delay when high side heats up n pressurizes enough it will come on seems to stay on didn't stay for a harvest though, owner told...
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    socotech is right I should have not added gas...

    socotech is right I should have not added gas without being more thorough. I saw oil on the refrigerant plumbing and looking at the numbers, thought leak, when it couldnt pull down low or pressurise...
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    I should have, but did not. That would indicate...

    I should have, but did not. That would indicate an electrical malfunction because it was in the freeze cycle and should not be energized. Pressures were almost equal about 80's on low and 90's on...
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    Controling superheat to check hot gas bypass

    Looking at an ice machine today, very vague i know but, checking sh and sc off the chart so to speak sh about 40-50 subcool negative 40-50. Way udercharge Im thinking so I add bout ten percent of...
  27. What condenser to replace one now missing coil

    Ill try and be brief. I do commercial a/c and refrigeration. Mostly the latter. My family has asked me to take a look fixing two a/c units that were cannabalized, by savages I assume, now missing...
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    coil frosted in middle where 2nd and 3rd...

    coil frosted in middle where 2nd and 3rd distributor lines fed coil. then after adding charge frosted evenly. so i think low on charge and maybe leak check, even though owner says no service calls in...
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    low amp draw can mean low charge but not always...

    low amp draw can mean low charge but not always it just means the compressor is not seeing the vapor density necessary to run at capacity and draw rated power. could be from restriction or low charge...
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    I knew I'd feel like an amature as soon as I...

    I knew I'd feel like an amature as soon as I started posting. Good pressure in a pumpdown test means pressure in high side coresponds to ambient temperature on a p/t anything over means Im squeezing...
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    I was charging to subcooling because I saw the...

    I was charging to subcooling because I saw the sightglass flashing after defrost and thought there should always be a solid stream no matter the evap load and was only getting 2-3* after several...
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    thats what I thought. actual time on clock is...

    thats what I thought. actual time on clock is irrevelent and my calibrated eyes led me to believe it was moving, I was there a while to see it move. But my eyes are old and maybe it didn't move I'll...
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    Marked the time clock why? I work for myself? or...

    Marked the time clock why? I work for myself? or did you mean the defrost time clock?
  34. Replies
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    what did this freezer teach me?

    Very excited to have a referal call me to fix w/i freezer. Get there and 404box is at 20 and there is frost all over the low side the coil is an ice block. I advance the defrost timer to 1hr and...
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