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  1. Replies
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    I pulled the seal and this is what I found. ...

    I pulled the seal and this is what I found. There appears to be discolouration of the stationary seal face and some possible debris. Also, the brass bushing on the shaft appears to have a build-up....
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    I did not see any pitting on the impeller during...

    I did not see any pitting on the impeller during previous repairs but I will inspect closer to rule it out next during next repair.
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    Is there a way to test for this?

    Is there a way to test for this?
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    piping is vertical as in second row. Thanks...

    piping is vertical as in second row.

    Thanks for your help but my pump is not in the orientation of the last three images.
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    5thRoot,, you are right, the vertical set-up is...

    5thRoot,, you are right, the vertical set-up is permitted, yet the motor is not supported, except by the bolts mounting to the bearing assembly. I do not see in the literature where it states it must...
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    Qwerty,, no, in this application I have not...

    Qwerty,, no, in this application I have not tried the maintenance free pump set-up and don't see the need to go down that road at this point.
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    Not sure why TDS is at this level but I have seen...

    Not sure why TDS is at this level but I have seen the reports from the past and the numbers average under 1000 typically. My understanding is that under 2000 ppm is the target. No signs of corrosion...
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    it is verticle orientation. We have had...

    it is verticle orientation. We have had sportatic failures but this is the only repeated failure.
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    Correction of the pump: The current pump is a...

    Correction of the pump:

    The current pump is a Bell and Gossett LD3 iron body three piece 1/4 HP pump.
  10. Replies
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    I seem to recall 38 psi.

    I seem to recall 38 psi.
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    Circ Pump Seal Failures

    I have a building with a that has given me a lot of grief due to repeated circulation pump seal failures.

    I have tried going with different seal types, changing out the seal bearing assembly, the...
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    Thanks guys but I figured it out today after...

    Thanks guys but I figured it out today after going back with a meter that measures Hz.
    After pre-purge the combustion motor should ramp down to 19 Hz. Regardless of adjustments made to pot on board...
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    ENG A Make up air ignition

    I have a Engineered air DJ 100-0 with a DJM 3.4 controller that has been giving me problems.

    The problem I am having is during light off the pilot wont light unless I block the venter damper and...
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    Lennox wire diag needed

    Does anyone have access to a Lennox wire diagram?
    Model: GCC16 060 120 4J
    S/N 5602 G 08158
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    Sorry,,, I was actually looking for the slimzone...

    Sorry,,, I was actually looking for the slimzone Premier Manual.
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    Robertshaw Slimzone Deluxe

    Does anyone have a link to the manual for this system?
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    Dehumidifier Help

    Anyone have any info or links for a dehimidifyiing air handler going under the name Chinook.

    Model: Phi Beta DH25


    There are two Actuating valves on seperate condenser water outlets....
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    Pulled the heads off compressor #2 today. It was...

    Pulled the heads off compressor #2 today. It was nasty nasty. Top of pistons were pitted really bad. Copper plating around discharge valve seat. One head had a missing spring plate behind the discus...
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    The oil was good - no metal flakes. It was darker...

    The oil was good - no metal flakes. It was darker than the other circuit yet that was what I was trying to clean up. It has a history of dark oil on this circuit which is getting better yet still...
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    35 tone Copland Discharge Valves

    I was changing out the drier cores in a Mcquay Alp 150 and found chunks of valve plate inside the drier shell.

    There are two circuits 75 tons aside.

    Each circuit has two 35 ton coplemetics (6D...
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    ??? Check my contact info then send me an EMAIL....

    ???
    Check my contact info then send me an EMAIL. Then I will send you the PDF file. Try Again.


    By the way unit is operable now. It was the sensor!!
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    Send me an email and I will forward it to you.

    Send me an email and I will forward it to you.
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    I have an issue with this unit occasionally...

    I have an issue with this unit occasionally tripping on low water temp fault. I now know the leaving water temp sensor is a 10,000 ohm thermister and I can check its resistance at a given temp to...
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    Thank You! This will help a lot and is greatly...

    Thank You!

    This will help a lot and is greatly appreciated. Not even my trane supplier could provide this to me.

    You Da Man!
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    Thanks Willf650 . The model is GEHB03032H0120RLC.

    Thanks Willf650 . The model is GEHB03032H0120RLC.
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