Installing the replacement UPS

Around the end of last year, I started having trouble with my used Eaton 5PX – I’d had it for about 5 years and it was used when I bought it off eBay. On Saturday night (about 21:33:48 UTC), the home network disappeared off the Internet. I figured my new gateway had died.

The dead UPS

Sunday morning, I returned from the remote undisclosed location to the basement #homelab. Entering the basement, it was very quiet.

On the UPS console screen, I saw this:

Dead UPS - main screen
Dead UPS – main screen

Not good. Inspecting the logs, I found:

Dead UPS - fault log - battery fault
Dead UPS – fault log – battery fault

I tried clearing the fault by disconnecting the battery and power, pressing the power-on button several times, and left it there about 10-20 minutes. I tried this at least twice. The fault would not clear. I searched for the fault number etc, and did not find anything promising. One post mentioned replacing a capacitor. I gave up.

I bought another UPS.

This one was a NEW (as in never used) version of the one which had just died. It was more-or-less the same price as what I paid 5 years ago.

This dead UPS is known as ups02.

The arrival

I ordered the UPS from https://www.refurbups.com via eBay on Sunday. By Tuesday 6:30pm it had arrived from just north of New York city. I was eagerly awaiting the UPS truck and watched their progress as they were in my neighborhood. I had two false starts and they headed down my street, only to turn off before getting to my place.

This photo is the UPS sitting by the front door. It took a lot of strength to not immediately take the unit into the basement and install it. Instead, I went out for the evening.

UPS delivered by UPS
UPS delivered by UPS

Sold by:

RefurbUPS
RefurbUPS

Model details:

new UPS - model details
new UPS – model details

Down the basement stairs

I live in a house built in 1890. The stairs aren’t great. I wasn’t going to carry it down these stairs. It was awkward enough to carry this 60-pound box from the front door, through the living room and dining room into the kitchen. As I type this, I could have taken the box outside, down the stairs at the side of the house and directly into the basement. But I didn’t.

Top of the basement stairs
Top of the basement stairs

What next? I had vague memories of sliding heaving boxes down the stair. I did the same with this box. I went first, and tilted the box down the stairs. Basically, the box slipped along its long edge down the stairs while I secured it from below. This procedure took about a minute I think.

At the bottom of the stairs
At the bottom of the stairs

The unboxing

This is a series of photos as I unboxed the new UPS.

Inside the box … is another box. Expected.

`

Just opened
Just opened

I removed that box by standing the outer box on its end and sliding the inner box out. That may have broken the packing corners, as seen in the next photo.

Inner box removed - some bits broke
Inner box removed – some bits broke

I slid the inner box over to where it would be installed.

Inner box by the rack
Inner box by the rack

After opening, it was messy. It looks like all the packing corners broke.

Inner box opened - some packing broke
Inner box opened – some packing broke

Looks sealed and new to me. However, the case did have scratches.

Looks sealed to me
Looks sealed to me

The rack mounting kit!

rack mounting kit
rack mounting kit

The shipment also included a set of rack shelves, which I already had.

The network card

The new UPS did not have the network card. I swapped it over from the old unit, and placing the blank panel on the old UPS.

Network card removed from the old UPS
Network card removed from the old UPS

And … installed:

Network card installed in the new unit
Network card installed in the new unit

Connecting to power

This is the new UPS, racked, but not completely racked.

Racked
Racked

After connecting the rack to power, the screen lit up with this:

power on - language
power on – language

I don’t remember being able to set the output voltage before:

power on - output voltage
power on – output voltage

I tried that URL. It was a 404.

Please register - invalid URL
Please register – invalid URL

Ready, with power, but not yet powered on.

Connected to power but not powered on
Connected to power but not powered on

Power on

After powering on:

Powered up
Powered up
Powered up #2
Powered up #2

A bit later, as the PDU started to power on its outlets, the Verizon modem lit up:

Board lit up
Board lit up

Notes to self

I should modify the PDU such that:

  • the panel has power for first 3 minutes – time for that stuff to get started
  • gw01 has power at 3 minutes
  • perhaps KVM then too
  • rest of the rack gets power then

This may need relocating power cords – which may be a pain. EDIT 2025-03-20: No, that won’t require any power cord changes at all. Not one. However, I would like to reset the measurements for the outlets – everything is in a new outlet now. I want to start fresh on metrics.

Everything did power up nicely today. So perhaps overkill.

The new UPS (ups04) did not have groups available; My office UPS (ups03; same model) has Group 1 and Group 2.

What’s other things?

The dead UPS was known as ups02. The new UPS is known as ups04 (up03 was already in use).

I did this new name for tracking metrics. I wanted to retain the LibreNMS statistics separate between old and new, just should that be useful for comparison at some time in the future.

It was because of that change that my UPS monitoring (i.e. Nagios) had to be modified.

In LibreNMS, I disabled polling and alerts for the dead device and added in the new device.

For the two servers (r730-01 and r730-03), their nut configuration also had to be updated. For reference, here is my original nut post: Monitoring your UPS using nut on FreeBSD.

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