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I have a LG multi zone mini split I recently installed, one of the flare nuts at the condenser has a hair line crack and is leaking. Is there a way to force all the zones open so I can recover the...

Is there any way to edit graphics on an N4 site while accessing through a web browser similar to the AX imbedded browser workbench??

Does anyone know if there are modules available for KMCs workbench? We have a new account that has a KMC Jace-8000 and I am trying to integrate a new chiller onto the supervisor but without KMC...

Looking for some guidance on how to intergrade a Mitsubishi AE-200 into an existing FX60 via BACnet/IP. I believe there is a license that is need for the FX60 to make this doable but I'm not sure...

Points from FX80 to N4 Server Subscription Error: Subscribed Err: Invalid Permissions??
I have a FX80 thats pushing into a N4 server along with several over N4 supervisory controllers. The...

Any particular modules you need to add?

We have a new account with a couple of older buildings having Honeywell Lon LX controllers. In one building they had a dozen XL controllers tied into a WEBS-600, the supervisory controller has...

So the LRG has an IP address and is on the schools network, what about pulling it in via Bacnet/IP?

We have a new account with an existing Niagara based server, they have one building that is not on the server due to having an Automated Logic system. The supervisor for the ALC is a LGR25 with a...

I know you mentioned you had setup a couple DTI Panels and done some integration, have you had any issue with points from the DTI bouncing around? The seem to jump slightly on the DTI Manager (When...

Yea they changed the code around here for commercial buildings, they require a means of killing power to the indoor units.


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I’m trying to remember and can’t find it in the install docs, when installing a disconnect for the indoor head do you want a 2 pole or 3 pole? I know if it’s the wrong pole every time you shut off...

Hello so we're working on intergtateing a newly installed steam boiler plant onto a JACE-8000. The proplem I'm having is the data I'm pulling from the AutoFlame DTI contoller is not lining up with...

Have several Trane RTUs that we recently installed new economizer boards on but it seems like they are not talking to the RTRM boards. Anyone experienced something like this?


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Is there any background stuff that has to be done on the Trane side? Or is it as simple as getting the correct Lon driver for the jace and discovering the points?

Have you used the MaxLine driver before? I’ve used it on a intellapack for COMM4 but wasn’t sure how it worked on a large scale.

They have RTRM boards and are a mixture of YSC and YHC.

I have a new account with 40 Trane RTUs. They currently have Tracer LCI-R Lon communication boards and are talking to a front end. We’re looking to install a new JACE and would like to bring the RTUs...

We recently pulled a used Vykon Jace-8000 out of a job we had done and installed a FX-80. I teach a class at a local union apprenticeship school and was going to use the Vykon for training. I had to...

Thanks for the reply. Yea I'm not able to read any values (Analog, Binary, Multi) and that seems to be the error I'm getting. In the BBC-SD Pro setup tool i have the points as Johnson Controls Inc...

Having trouble with the display reading data, I was able to get the display setup using a SD card and the points are there but the display is saying “Data Unavailable”. I can discover the display...

Ive got a 90VA panel transformer that is tripping very inconsistently, Ive installed another 100VA transformer and separated the controller power and the field device power. I've rung the wiring and...

Anyone?


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I’m looking for a mountable controls panel display that’s compatible with JCI FX and Niagara based supervisors. I’ve installed the cheesy JCI FX-DIS and the BBC-SD which wasn’t to great either. I saw...

What is everyone using for cutting through horse hair plaster? I’ve been using either a multi tool or sawzall but the metal blades are wearing right down. Was thinking about a carbine blade, any...

Anyone have a way of leak checking a snow melt loop in a concrete walk way? The system was put in about 10 years ago and over the past winter it seems to have developed a leak. I was thinking about...

Does anyone know if they make a WiFi thermostat that you can set the high and low temp alerts to your liking?


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“Polarity of 115 or 24 volt power is reversed”
Anyone experience this issue? No work has been done on the unit recently, the breaker and transformer are both okay. In a earlier thread someone had...

I have a rental property and one of my tenets refuses to set the heat higher than 50degf and almost froze a section of baseboard the other night. I’ve installed several Honeywell stats and I know...

Question for business owners- what app or system do you use to track the progress of jobs, schedule calls, or information employees of a job status? I’m looking for something that can be shared...

Question for small business owners- what app or system do you use to track the progress of jobs, schedule calls, or information employees of a job status? I’m looking for something that can be shared...

The house is a older style colonial with no attic space to fit an AHU, there’s barely enough room to fit duct work. With the place fully gutted I have plenty of room to build a case for the duct work...

I recently purchased a home that I’m completely renovating. I work on the commercial side and don’t have too much resi experience. I’m looking to install a high efficiency gas furnace that has the...

MUZ-FE18NA


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They do and I read the manual multiple times. MSZ-FE18NA. Like I stated in my original post the manual only references a 20” minimum tolerance for the condenser fan discharge....

I’m installing 3 hyper heat condensers on a single pad all in a row. I couldn’t find anything in the Mitsubishi installation docs that call for min clearances between condensers, all I could find was...

Having an issue integrating a MCS Magnum chiller controller into an N2 system. I’m able to see the controller but none of the points are coming in. They refrence some of the points as BYT but I’ve...

I’m having an issue with a recently installed system.... we installed a MXZ-8C48NAHZ condenser, Branch Box, 4- MVZ AHUs, and 4- PAR Thermostats. The problem I’m having is over cooling and heating,...

Mcquay AGS300B that is going into a constant starter fault before even trying to start, check operation of all components and tried manually resetting the Faults but the chiller goes straight into...

Do you still have the bulletin for this?

What about a binary point for OCC CMD?


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I have a site with a NAE and a N2 loop, one of the UNT controllers failed so we replaced it with a PCG1621. The issue I’m having is that when I bring the points into the NAE none of the points are...

I’m looking to install a 30KBTU Mitsubishi 3 zone mini split, I was only going to install one 18k indoor head and save the other two zones for future expansion. I’ve heard from other techs and some...

Has anyone found a work around for getting windows XP mode via virtual machine? I tried installing the same way I had in my Windows 7 machine but found that 10 does not support XP mode at all.

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I have a Carrier 19XR that I’m getting a Loss of communication with CCM Module which seemed to happen after a recent power outage. I’ve been doing some research and it seems that if the battery...

Do you have a copy of that visio sketch?

So I'm working at a new account and we recently install a FX60 that the customer is trying to bring onto the buildings network. Their IT dept is really struggling with the static IP settings and...

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I have an account with several new York ZJ RTUs with Bacnet cards. I'm having an issue where the RTUs are not shutting down during unoccupied mode. There are several points for occupancy. I have the...

What does everyone use for an outgoing mail account for the niagara outgoing alarm console? I setup one today using yahoo and it seems to work kinda clunky, it seems to only send out alarm...