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Replaced a txv and heard something rattling inside sensing bulb.
Cut open and found this.
Any idea of purpose?

Got it fixed
I was missing the utilities files
Appreciate the help

The comm port pops up on maintenance tool that the adapter is plugged into
Don’t think that’s an issue

I purchased Mitsubishi p/n M21EC0397
USB adapter to connect laptop to m and p series mini splits

When i open maintenance tool it shows adapter,comm port, and lets me select m or p series unit but...

GSA
Government services administration

Blower wheel removed and cleaned
Evaporator coil cleaned

From what I understand the system looks at coil temperature to ramp compressor up /down in heating mode

Problem is coil temperature is...

Well I’ll be damned
Did not know that even existed
Definitely need to order one

This is a M series so no go on maintenance tool
They do have a service checker but it’s for the P series

So I’m just stuck relying on a few stupid led lights

Outdoor muz-gl18na
Indoor Msz-gl18na

Unit serves a garage and has been in operation for several years


Customer complains of insufficient heat

Upon arrival noted the following while unit...

Sold as a package
Please close thread

Sold

125.00 + shipping

Upgraded jobsite to I-vu pro and have this one for sale

I-vu standard
Version 6.0
Includes i-vu server
Power supply
Ccn and open controls adapters

400.00
Message or email if you need more...

Cleaning out shop.
Have a sealed 30lb drum R-22
900.00 o.b.o.
Free shipping if shipped to lower 48

Text or email If interested

Well damn
Mine just shows 2 tabs
Operation data and spread sheet

Went to use maintenance tool and had to do an update to version 5.46
The older version had a tab that showed a refrigerant flow diagram, the updated version doesn’t.

Anyone know why Mitsubishi...

Got a lightly carrier navigator for sell
If interested shoot me a message

Had to make a call to libert tech support this morning.
Was told first 10 minutes were free.
After 10 minutes it was either pay for tech support or they would dispatch one of their service techs...

Opened a database file with a controller that I know has a best++ program and tried it and still can’t see the programming

Not sure what I’m missing

Got a bricked 6400 controller that controls a chiller/boiler plant.
Luckily I have a database on a laptop so I am able to download programs to a new controller.


The problem is I am unsure if...

Got an extra service tool v for sale if interested
Send me a pm

Venstar t4900

Will do up to 6° differential

Try 000
Should be default code

If that doesn’t work remove that particular zone from main infinity controller and then reinstall (configuration menu)

Got a carrier opn-b3-p-02
Zone control ll controller
That I need a dual duct program for

Don't see a program in my equipment library


Any chance anyone may have one?

Seems nobody really cares about anything anymore
New in box and it was the only one they had left
Wasted 1.5 non billable hrs returning for credit and locating a replacement at another electrical...

Anyone know if they make a metal cap to screw onto acetylene bottle?

Swapped tanks the other day, checked to make sure it was full at supply house.
I put the bottle in garage and later that...

https://chimicles.com/global-plasma-solutions-inc-needlepoint-bipolar-ionization-devices-class-action-investigation/


We have installed hundreds of these the last few years
I had my suspicions...

Have you looked at configuration tables for proper configuration?
Have you tried to operate economizer in test mode?

You can hardwire in a carrier system pilot
Into comm 1

You can see data and alarms with system pilot but cannot reset the alarms
Will have to cycle power

Better than nothing I guess

Bakers distributing
Re micheals
Mingledorffs


If you looking for anything commercial you gonna have to take a ride to Savannah

Main baseboard lost factory configuration
Look at installation manual and reset machine configurations back to factory settings



Sometimes issue will disappear ,end of story
Sometimes it...

Anyone order a made to measure suit online where you select suit/pants and send them your measurements that you take yourself ?

Any web sites you recommend?
Not many brick and motor stores around...

Check out the venstar line of thermostats.

They have basic models to models that you will run out of wire before you can use all the functions
Pretty rugged and user friendly

I replaced a pair of T6’s in a house I bought 7 months ago( manual J done, units not oversized)

The t6 cycled too often regardless of cycle rate settings
Seemed less than a degree of cooling...

Sold

Still for sale if anyone interested
250.00

Got a fully functional carrier Ivu that we just removed from a building, upgraded building controls to Trane

Ivu is version 4.2
Includes power cord and a 4.2 restore thumb drive
Email if...

Over the last 28 years I have installed and programmed hundreds of thermostats of every brand. Some easy to navigate and program and some are just Overly complicated.


What thermostat do you...

Sold

Will need to contact your local Trane office to get password to unlock

Got a Trane tracer tu thumb drive version 10.5
If anyone is interested in purchasing


Email in my profile

New in box Carrier I-VU server. New, never used. Model MP45-DU

I-VU unboxed and powered to verify operation.

Was version 4.2 I upgraded it to version 6.0 to make it BACnet compatible
...

Any chance someone might have a copy of the apploader program they can share

Got 2 vvt controllers I need to restore
Thanks

Email sent
Thanks

Anyone have a snap&viewbuilder file for a simple 2heat/1cool residential type heat pump ?
Got 6 opn-uc controllers I need to program
Can’t seem to find anything in equipment builder
Thanks

Carrier 30rb chillers do not have any batteries

You sure the alarm code is not FC-n0 ?

Before oboma screwed things up health insurance for my wife,daughter and myself was affordable (Was able to have 3 seperate policies)

Prices went up every year to the point it was cheaper to have...

Duct work under slab
Unit sets on curb behind building
No access to duct work for a stand alone humidifier

So here's the situation

church sanctuary feed by a Trane 40 ton package unit.
Unit is 2 stage dx cooling 2 stage electric heat.
1st stage 15 tons 2nd stage 25 tons.
Thermostatic expansion...

When I selected the evaporator coil I picked a low temp coil with a medium temp valve so I could have electric defrost
2 defrost at night for 20 minutes each just to knock off any ice that may have...