Type: Posts; User: pecmsg
Mixing refrigerants is just wrong.
The /R side has been dealing with this for a long time; the A/C side is just beginning.
When in doubt pull it out
Generally there’s not enough in there to justify 240Volts.
Cap tube and X-Valve?
With vague information we cant answer.
What valve and 0* SH?
3 hrs is fine
Please Do Not change the design of that unit.
Ask the hall for the list of contractors and call around.
You gotta give it some time its not the middle of the summer you know.
Oil logged condenser?
I wouldn’t do it.
Was the compressor purchased from the factory? Only use OEM parts on ice makers.
How do you know what operating pressures to look for? There not going to be listed in the...
In that case
First all the valves should never be 100% closed at the same time.
If the BMS is controlling the valves and pump(s) simply have it raise the CHW supply temp when 70% of the valves are closed.
Start up noise is often due to the installation of the unit.
Thats a good question.
Contractor Locator Map:
I can do it for 12K
Why was the fuse blown?
Limit no good
Heater no good
relay no good
could be several things
needs more then one layer and seal all the joints.
That’s Bubble Wrap i like it better then FG easier to work with.
You found a tech that owns and used a vacuum pump and a micron gauge. That’s good enough