HVAC Community Hub | Nathan | Activity https://hvachub.co/members/natcarter/activity/ Activity feed for Nathan. Wed, 29 Apr 2026 12:59:07 +1200 https://buddypress.org/?v=2.18.0 en-US 30 hourly 2 aca5e7a826a66fdb6d0629a529538272 Nathan posted a new activity comment https://hvachub.co/news-feed/p/6775/#acomment-6789 Tue, 28 Apr 2026 23:28:48 +1200 If you’re not raising prices you’re falling behind.

In reply to - Pietro posted an update in the group HVAC Installation Best Practices Hey, ]]> 1ec9958c38666b219821bce3899179b0 Nathan posted a new activity comment https://hvachub.co/news-feed/p/6393/#acomment-6395 Fri, 20 Mar 2026 02:46:17 +1300 Welded contactor is almost always from too many starts on an undersized contactor. What amp rating was on it.

In reply to - Miles posted an update in the group HVAC Installation Best Practices Spring startup call this week. Customer mentioned the system had been running a lot lately but didn’t think much of it. Opened the panel […] ]]> 2988188ab3ebf29f34fc86bf224abb24 Nathan posted a new activity comment https://hvachub.co/news-feed/p/6315/#acomment-6323 Tue, 17 Mar 2026 09:32:59 +1300 Then you document it and tell the customer. You dont just silently fill it up and pretend the problem is solved.

In reply to - Andrea posted an update in the group HVAC Installation Best Practices System is low on charge. No obvious leak. No oil staining anywhere on the lineset, no traces at the fittings, coil looks clean. Customer […] ]]> 607e37480534a7abae0b4d15eac115c7 Nathan posted a new activity comment https://hvachub.co/news-feed/p/6300/#acomment-6301 Mon, 16 Mar 2026 21:45:13 +1300 Retention clause in every sub contract. hold 10% until final inspection passes. they dont like it they can walk.

In reply to - Caleb posted an update in the group HVAC Installation Best Practices Sub passed inspection on paper, got paid, and disappeared. Now the GC is calling me every morning and the rework is coming out of […] ]]> ab33030af91852d6668f5ad9283912ac Nathan posted a new activity comment https://hvachub.co/news-feed/p/6115/#acomment-6148 Wed, 18 Feb 2026 12:03:08 +1300 That’s a longer-term issue for sure. Demand side is something no one talks about.

In reply to - Matteo posted an update in the group HVAC Installation Best Practices Anyone else noticing customers coming in way more “prepared” than before? Not just YouTube stuff I mean price ranges, part numbers, even […] ]]> a3e9ec899bd7c68fb4ac0d34220cd359 Nathan posted a new activity comment https://hvachub.co/news-feed/p/6131/#acomment-6136 Wed, 18 Feb 2026 07:51:05 +1300 They hear covered and assume everything is handled. Fine print hits different when it’s time to claim.

In reply to - Samuel posted an update in the group Troubleshooting & Repairs Hello, ]]> e0e500427d713dea4e0b2bfd034bca42 Nathan posted a new activity comment https://hvachub.co/news-feed/p/5802/#acomment-5824 Tue, 10 Feb 2026 10:28:37 +1300 Big metal, big ceilings, and still no room to do anything right.

In reply to - Carlos posted an update in the group HVAC Installation Best Practices Finished a job like this today and I honestly don’t know if we installed an HVAC system or designed a maze for the next tech. On the plans it […] ]]> a3234031db1e56e313645e4f0eabde25 Nathan posted a new activity comment https://hvachub.co/news-feed/p/5544/#acomment-5551 Wed, 04 Feb 2026 00:21:58 +1300 Customer probably said it’s been working like this for years.

In reply to - Marco posted an update in the group Troubleshooting & Repairs Low-voltage conductors pulled out of the control compartment with exposed copper and improper terminations. No strain relief, insulation nicked […] ]]> 620d7112412b57821a2017287e2ec6f2 Nathan posted a new activity comment https://hvachub.co/news-feed/p/5114/#acomment-5149 Tue, 27 Jan 2026 13:31:25 +1300 Ah, condenser coil makes sense. Seen that cause the same issue before.

In reply to - Miles posted an update in the group HVAC Installation Best Practices Pressures aren’t stabilizing. Head keeps climbing even though airflow looks fine. ]]> 4adf21e52d5d3edbd2fb7f8c161a2727 Nathan posted a new activity comment https://hvachub.co/news-feed/p/5119/#acomment-5121 Tue, 27 Jan 2026 03:31:00 +1300 what exactly problem here blockage or flow issue?

In reply to - Elijah posted an update in the group Troubleshooting & Repairs Big problem on this heat exchanger almost blocked flow was very bad system not holding temp at all everything old space tight nothing wanted to […] ]]> a7f68961c21054cbd687651cba796abf Nathan posted a new activity comment https://hvachub.co/news-feed/p/4595/#acomment-4600 Tue, 13 Jan 2026 23:32:17 +1300 Fixed tube sheet units don’t forgive temp swings. If they’re seeing wide seasonal changes, expansion stress alone will start showing up at the flanges long before anyone sees leaks.

In reply to - Carlos posted an update in the group HVAC Installation Best Practices One of my guys was on this shell & tube heat exchanger today and it turned into one of those jobs where nothing is failed, but nothing […] ]]> 09153b1d01afa0faf84c50c4c55d5de9 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4435/#acomment-4453 Sat, 10 Jan 2026 02:16:48 +1300 A lot of these issues come down to assumptions made during installation. Everything might technically be correct, but once usage changes or load changes, the weak points show up. As service techs we end up chasing symptoms instead of causes until we step back and look at the whole picture.

In reply to - James posted an update in the group Troubleshooting & Repairs At first I thought it was just a normal airflow issue and fixing that would be enough, but once I started working on it I realized that was only […] ]]> 64d7550a23e698d7037fadd0a1996ad6 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4356/#acomment-4359 Thu, 08 Jan 2026 00:15:15 +1300 People think older tech was inefficient, but it sure wasn’t fragile.

In reply to - Lucas posted an update in the group Troubleshooting & Repairs A system barely a couple of years in, and the compressor is already done. Customer chose to move forward with a new R-454B system instead of chasing […] ]]> ef06eeb4774fc237b46ba69a9ba01f09 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4300/#acomment-4308 Sun, 04 Jan 2026 19:47:03 +1300 You’re not selling a repair -you’re selling regained comfort and trust.

In reply to - Nathan posted an update in the group HVAC Tools & Equipment Spent time in a commercial space today where nothing showed up as an obvious fault, but the comfort just wasn’t right. Areas close to the unit felt […] ]]> 6706ba29a0f25ea00973a322fc6b068d Nathan posted a new activity comment https://hvachub.co/news-feed/p/4300/#acomment-4306 Sun, 04 Jan 2026 19:47:02 +1300 Commissioning captures a moment in time. Buildings don’t stay still.

In reply to - Nathan posted an update in the group HVAC Tools & Equipment Spent time in a commercial space today where nothing showed up as an obvious fault, but the comfort just wasn’t right. Areas close to the unit felt […] ]]> 6bf88b2f6548382f69a021ac39e91c43 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4300/#acomment-4304 Sun, 04 Jan 2026 19:47:00 +1300 Because it’s out of sight. And once it’s wrong, everything downstream struggles.

In reply to - Nathan posted an update in the group HVAC Tools & Equipment Spent time in a commercial space today where nothing showed up as an obvious fault, but the comfort just wasn’t right. Areas close to the unit felt […] ]]> 6f61928a56a943f69554a538387cc925 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4300/#acomment-4302 Sun, 04 Jan 2026 19:46:58 +1300 Those descriptions are usually more accurate than the trend logs.

In reply to - Nathan posted an update in the group HVAC Tools & Equipment Spent time in a commercial space today where nothing showed up as an obvious fault, but the comfort just wasn’t right. Areas close to the unit felt […] ]]> 585dd81c25dc49c29fac13ed0d24201b Nathan posted an update in the group HVAC Tools & Equipment: Spent time in a commercial space today where nothing […] https://hvachub.co/news-feed/p/4300/ Sun, 04 Jan 2026 19:46:57 +1300 Spent time in a commercial space today where nothing showed up as an obvious fault, but the comfort just wasn’t right.
Areas close to the unit felt loud and drafty, while spaces further down felt weak and stagnant.
Boxes were responding, setpoints were being hit, schedules were unchanged. On paper, everything looked acceptable. In the space, it… Read more

]]> 8 582f80b94ea9bd60776152ad39febfa4 Nathan posted a new activity comment https://hvachub.co/news-feed/p/4280/#acomment-4286 Sat, 03 Jan 2026 18:44:53 +1300 How long into the run before it starts feeling off?

In reply to - Ethan posted an update in the group HVAC Installation Best Practices Mixed air temperature keeps drifting even though outside air and return air readings stay steady. Economizer isn’t stuck, but indoor humidity […] ]]> 7bfafcb97b4d90b38a8172e8d138c6d7 Nathan posted a new activity comment https://hvachub.co/news-feed/p/3843/#acomment-3854 Fri, 19 Dec 2025 11:17:26 +1300 Something’s wearing out.

In reply to - Lucas posted an update in the group Troubleshooting & Repairs Noticing condenser fan amps creeping up over a few weeks with no alarms and no visible mechanical issues. Fans still stage and respond correctly, […] ]]> fae4a52f41154625f315b811ac87e367 Nathan posted a new activity comment https://hvachub.co/news-feed/p/3600/#acomment-3609 Mon, 15 Dec 2025 09:44:48 +1300 Will this push people to actually reply instead of just reading?

In reply to - HVAC Community Hub posted an update in the group HVAC Contractors & Subcontractors Hey everyone – we’re starting gamification in the community. As you engage more (posting, commenting, helping others), you’ll […] ]]> 968c314ccc3f40a0888b2900c3edb6ea Nathan posted a new activity comment https://hvachub.co/news-feed/p/3438/#acomment-3446 Wed, 03 Dec 2025 19:51:37 +1300 yup, gonna start walking the duct and see what’s screaming.

In reply to - Nathan posted an update in the group HVAC Installation Best Practices Showed up this morning and the supply fan is pegged at 100% again, and we’re STILL not hitting building static. Feels like half the damn […] ]]> dff4a3c2d73c29ae1bdd387d5af02f57 Nathan posted a new activity comment https://hvachub.co/news-feed/p/3438/#acomment-3444 Wed, 03 Dec 2025 19:51:35 +1300 😂 dead accurate… fan sounds like it’s ready to quit its job.

In reply to - Nathan posted an update in the group HVAC Installation Best Practices Showed up this morning and the supply fan is pegged at 100% again, and we’re STILL not hitting building static. Feels like half the damn […] ]]> 28683403c9a1d498b2768a85cc4cf45e Nathan posted a new activity comment https://hvachub.co/news-feed/p/3438/#acomment-3442 Wed, 03 Dec 2025 19:51:34 +1300 good shout. haven’t checked the section joints in a while.

In reply to - Nathan posted an update in the group HVAC Installation Best Practices Showed up this morning and the supply fan is pegged at 100% again, and we’re STILL not hitting building static. Feels like half the damn […] ]]> 790353ffe79ee2a099dd6c7be375b589 Nathan posted a new activity comment https://hvachub.co/news-feed/p/3438/#acomment-3440 Wed, 03 Dec 2025 19:51:33 +1300 yeah the trend graph is already looking messy… nothing steady about it.

In reply to - Nathan posted an update in the group HVAC Installation Best Practices Showed up this morning and the supply fan is pegged at 100% again, and we’re STILL not hitting building static. Feels like half the damn […] ]]> a7ebe79510410cb3690623925a30b187 Nathan posted an update in the group HVAC Installation Best Practices: Showed up this morning and the supply fan is pegged at […] https://hvachub.co/news-feed/p/3438/ Wed, 03 Dec 2025 19:51:32 +1300 Showed up this morning and the supply fan is pegged at 100% again, and we’re STILL not hitting building static.
Feels like half the damn ductwork is missing or a VAV somewhere is sitting wide open.
Whatever’s going on, the whole place is starving for air and the VFD is basically screaming for help.

]]> 8 cd600c7c8a0e678f92350b43de6b5612 Nathan posted a new activity comment https://hvachub.co/news-feed/p/3117/#acomment-3118 Mon, 17 Nov 2025 19:03:57 +1300 Check your condenser water temp reset. If it’s dropping too low in the morning, the chiller will surge even if IGVs look normal.

In reply to - Eric posted an update in the group HVAC Installation Best Practices Got a centrifugal chiller that keeps surging whenever the load drops and the condenser water temp gets too low. IGVs and VFD look like they’re […] ]]> 33d4ede0092d27ac6b2c0c6edbac4c39 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2930/#acomment-2938 Wed, 12 Nov 2025 19:58:41 +1300 Yeah, it was topped off last month – might’ve changed circuit balance a bit.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs Got one circuit frosting up while the others stay completely normal. Charge checks out fine, airflow’s solid, and filters are clean. Feels like […] ]]> 18cd4577dda940d114824eade009c5d7 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2930/#acomment-2936 Wed, 12 Nov 2025 19:58:39 +1300 That’s a good one – haven’t checked the distributor yet. Could easily explain the uneven frost.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs Got one circuit frosting up while the others stay completely normal. Charge checks out fine, airflow’s solid, and filters are clean. Feels like […] ]]> f6a5d3564fddda2fbd6af537f40dbf92 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2930/#acomment-2934 Wed, 12 Nov 2025 19:58:37 +1300 Yep, I’ll compare readings before and after the evaporator to narrow it down.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs Got one circuit frosting up while the others stay completely normal. Charge checks out fine, airflow’s solid, and filters are clean. Feels like […] ]]> bffb3523b2ce31892befe256db248b00 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2930/#acomment-2932 Wed, 12 Nov 2025 19:58:36 +1300 That’s exactly what I was thinking. Gonna check temp drop across the drier tomorrow.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs Got one circuit frosting up while the others stay completely normal. Charge checks out fine, airflow’s solid, and filters are clean. Feels like […] ]]> 3ab3edfb25023255d97beec8d47db501 Nathan posted an update in the group Troubleshooting & Repairs: Got one circuit frosting up while the others stay […] https://hvachub.co/news-feed/p/2930/ Wed, 12 Nov 2025 19:58:34 +1300 Got one circuit frosting up while the others stay completely normal.
Charge checks out fine, airflow’s solid, and filters are clean.
Feels like either a TXV starting to stick or maybe a liquid line restriction just beginning to form -readings are jumping slightly between runs.

]]> 8 0088a1fc5b62694397ad580f223b5e16 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2700/#acomment-2701 Wed, 29 Oct 2025 13:56:25 +1300 Happens all the time. I’ve got guys who can fix chillers blindfolded but forget to upload one photo.

In reply to - Connor posted an update in the group HVAC Contractors & Subcontractors I think every HVAC company faces this – the work in the field gets done, but the details don’t make it back to the office. You know how it […] ]]> a2b333668e374c58dcd25029e5ccf638 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2551/#acomment-2558 Tue, 21 Oct 2025 13:55:41 +1300 Is the system in direct sunlight? Ambient temps can spike discharge pressures.

In reply to - Miles posted an update in the group HVAC Installation Best Practices Condenser fan motor is running normally, but discharge pressure stays high and the system isn’t reaching setpoint. Could this be overcharge, […] ]]> d912ec99e9737bfff720b5b919c67678 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2363/#acomment-2370 Thu, 16 Oct 2025 05:47:32 +1300 We started posting customer testimonials on our social media-engagement has gone way up.

In reply to - HVAC Community Hub posted an update in the group HVAC Reputation Powerhouse-Win Trust, Dominate Reviews, and Stand Out Outline Hey friends, Ever thought about how much power your reputation has in your […] ]]> 3b4ad51ac38a81739a1f9436b3e78d58 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2142/#acomment-2150 Mon, 06 Oct 2025 18:23:30 +1300 Been there! Tools exist for a reason 😆. Lesson learned for sure.

In reply to - Nathan posted an update in the group HVAC Contractors & Subcontractors Hey everyone, Just had one of those days on a duct install where nothing went right 😅. Ended up cutting a piece wrong and had to redo […] ]]> 65874fb459f1db153471852f6e44f75e Nathan posted a new activity comment https://hvachub.co/news-feed/p/2142/#acomment-2148 Mon, 06 Oct 2025 18:23:28 +1300 Yep, even a tiny leak can mess up airflow completely. Lesson: tape + sealant is your best friend.

In reply to - Nathan posted an update in the group HVAC Contractors & Subcontractors Hey everyone, Just had one of those days on a duct install where nothing went right 😅. Ended up cutting a piece wrong and had to redo […] ]]> a819ecfca625800ab371c3630082f6de Nathan posted a new activity comment https://hvachub.co/news-feed/p/2142/#acomment-2146 Mon, 06 Oct 2025 18:23:26 +1300 Ugh, those mid-install fixes are the worst. Always double-check first… or triple-check 😆

In reply to - Nathan posted an update in the group HVAC Contractors & Subcontractors Hey everyone, Just had one of those days on a duct install where nothing went right 😅. Ended up cutting a piece wrong and had to redo […] ]]> 278d9a890632a487770c2778d91612e6 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2142/#acomment-2144 Mon, 06 Oct 2025 18:23:25 +1300 Haha, been there! Nothing like realizing you wasted hours on a simple flip.

In reply to - Nathan posted an update in the group HVAC Contractors & Subcontractors Hey everyone, Just had one of those days on a duct install where nothing went right 😅. Ended up cutting a piece wrong and had to redo […] ]]> e0b0330278556d1c546a5c0569351e93 Nathan posted an update in the group HVAC Contractors & Subcontractors: Hey everyone, Just had one of those days on a duct […] https://hvachub.co/news-feed/p/2142/ Mon, 06 Oct 2025 18:23:24 +1300 Hey everyone,

Just had one of those days on a duct install where nothing went right 😅. Ended up cutting a piece wrong and had to redo the whole section. Took forever!

I’m sure we’ve all had similar “oops” moments-what’s the worst ductwork mistake you’ve done, and how did you fix it?

]]> 8 464e3ef6682b5bd50f7c08da60efb99c Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2113 Fri, 03 Oct 2025 12:58:24 +1300 😅 Story of my life. Color-coded wires are lifesavers if you trust them.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> 0ee8a69ea2d0bda04991b02b8ab00794 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2111 Fri, 03 Oct 2025 12:58:22 +1300 Yep, minor steps like that can snowball fast. Lesson learned!

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> 49f5c2965e58143fbeea12c3fc5ed4df Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2109 Fri, 03 Oct 2025 12:58:21 +1300 Ouch! That’s one way to learn PPE is non-negotiable.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> 24fff5668791d2f819268f227e4a51fa Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2107 Fri, 03 Oct 2025 12:58:20 +1300 Same here -confidence is dangerous in HVAC if you skip the checks.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> 42f2b5b02498b132f1ffec044d4702a3 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2105 Fri, 03 Oct 2025 12:58:19 +1300 LOL, that’s a classic. The silent mistakes are the sneakiest.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> 6907d3985235b62ace7e930e79077961 Nathan posted a new activity comment https://hvachub.co/news-feed/p/2101/#acomment-2103 Fri, 03 Oct 2025 12:58:17 +1300 😂 Been there! Nothing like an accidental indoor fountain to wake you up.

In reply to - Nathan posted an update in the group Troubleshooting & Repairs I just had one of those days on the field where everything that could go wrong… went wrong 😅. I misread a pressure gauge and didn’t notice a […] ]]> cde5999fb050b5b48b03a4a6adaa63c4 Nathan posted an update in the group Troubleshooting & Repairs: I just had one of those days on the field where […] https://hvachub.co/news-feed/p/2101/ Fri, 03 Oct 2025 12:58:17 +1300 I just had one of those days on the field where everything that could go wrong… went wrong 😅.

I misread a pressure gauge and didn’t notice a small leak. By the end of the day, it turned into a bigger problem, and I had to redo half the work. Painful at the time, but now I triple-check gauges before moving forward.

I’m curious- has anyone… Read more

]]> 12 2351932f83592f3a0c0df170775cd209 Nathan posted a new activity comment https://hvachub.co/news-feed/p/1747/#acomment-1758 Tue, 16 Sep 2025 10:55:55 +1200 Check the humidifier setup; sometimes they just aren’t kickin’ in like they should.

In reply to - Austin posted an update in the group Troubleshooting & Repairs Just wrapped up a full system service at a commercial spot, but the client’s still not satisfied. They keep complaining about dry air and […] ]]> 9c153c929c33fb210ac243bffcae2f9b Nathan posted a new activity comment https://hvachub.co/news-feed/p/1399/#acomment-1412 Fri, 22 Aug 2025 10:31:32 +1200 Some units secret-trigger frost sensors or thermal switches that don’t show codes-they intercept under thermal load silently.

In reply to - Logan posted an update in the group HVAC Installation Best Practices Working on a mid-century split system with no obvious faults: filters & coils clean, refrigerant levels check out, yet the unit still cycles […] ]]> c58c4cdb4282cc9e2fc3d03ed663d713 Nathan posted a new activity comment https://hvachub.co/news-feed/p/1294/#acomment-1309 Wed, 13 Aug 2025 06:43:28 +1200 Consider measuring head and suction pressure during the flash cycle-high discharge pressure might trigger local protection and blinking behavior.

In reply to - Zachary posted an update in the group HVAC Installation Best Practices Installed a smart multi-split with branch box recently, but something’s funky: system runs fine for 10 minutes, then the indoor unit […] ]]>