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  1. Thread: triac output

    by uboatcmdr
    Replies
    33
    Views
    740

    Chiller tripped in oil loss while compressor...

    Chiller tripped in oil loss while compressor running. In service test found oil sensor dry should be wet. Transfered oil from bottom of evap to oil tank and lines. Then started up. The gas pump...
  2. Thread: triac output

    by uboatcmdr
    Replies
    33
    Views
    740

    I was measuring the out put of the J6 terminal On...

    I was measuring the out put of the J6 terminal On the 1U1 board on a RTHC to ground. I was getting 120v on the fill solenoid out put. But I wasn't getting it on the drain solenoid output. That's...
  3. Thread: triac output

    by uboatcmdr
    Replies
    33
    Views
    740

    The drain valve solenoid coil did burn the trial...

    The drain valve solenoid coil did burn the trial output out. I installed a new board and coil and were running now. I. am getting 120v to my coil now. Tried to post a pic of the wiring diagram with...
  4. Thread: triac output

    by uboatcmdr
    Replies
    33
    Views
    740

    The 1U1 terminal J6 RTHC wasn't sending 120v to...

    The 1U1 terminal J6 RTHC wasn't sending 120v to the drain solenoid so I installed another board and the same thing happened the only common denominator is the solenoid coil. So I was asking is it...
  5. Thread: triac output

    by uboatcmdr
    Replies
    33
    Views
    740

    triac output

    Is it possible for a solenoid coil 120v to burn out a triac output 120v on a circuit board. This is on a. Trane RTHC 180 ton screw chiller. The 1U1 board J6 isn't sending 120v to the drain solenoid...
  6. Replies
    6
    Views
    664

    Gas furnace heat exchanger check

    Whats the proper procedure for checking a gas furnace for heat exchanger cracks. Years ago I would put a light in the burner assembly area and open the transition to look for cracks.
  7. Replies
    247
    Views
    8,464

    I have one question. IF the affordable care act...

    I have one question. IF the affordable care act is so good why are there exemption granted .
  8. Replies
    25
    Views
    1,492

    Megger is a must for checking motors,compressors....

    Megger is a must for checking motors,compressors. Never heard of a scopemeter
  9. Thanks for thoughts.....I believe your correct. ...

    Thanks for thoughts.....I believe your correct. It is difficult to get all the information needed to make repairs or even a install. We had problems getting some Lennox units tied in with the...
  10. work for factory service or a contractor

    I have a chance to work for factory service. Are there any advantages to this position as a heavy commercial Tech.
  11. Replies
    4
    Views
    579

    controls or heavy industrial tech

    Some advice should a young tech purse controls or heavy industrial work. Just looking for some feedback
  12. Thread: 30GTN...T055

    by uboatcmdr
    Replies
    23
    Views
    2,266

    Hey guys thanks for input. I found bad connection...

    Hey guys thanks for input. I found bad connection in pecker head on those factory wire nuts on hp switch repaired and unit has been cycled several times without any problems
  13. Poll: sounds like excessive discharge pressure for a...

    sounds like excessive discharge pressure for a water source heat pump
  14. Thread: 30GTN...T055

    by uboatcmdr
    Replies
    23
    Views
    2,266

    30GTN...T055

    I Have been troubleshooting a 30GTN100E631KA for TO55 compressor B1 failure. I can reset the alarm and the unit will run all day but for the past 3 mornings i have the same alarm T055. Tried swapping...
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