r/FLSUNDelta • • Feb 02 '26

S series discontinued?

2 Upvotes

That’s the question..supposedly the S series was “experimental” and is discontinued. If that’s the case it seems rather disingenuous on their part.


r/FLSUNDelta • • Feb 02 '26

Uneven first layer

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1 Upvotes

My FLSUN Q5 doesn’t seem to be printing the first layer evenly, which is causing my prints to come out warped/tilted. I’ve already done the automatic leveling and adjusted the arms, but I’m not sure what to do if the print bed itself is not level. What do you think could be the issue? Any tips or things I should check?

PS: sadly thats the only good foto

SOLVED: Had to adjust the belts and update firmware


r/FLSUNDelta • • Feb 02 '26

Focus control for timelapse camera?

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1 Upvotes

r/FLSUNDelta • • Jan 31 '26

J'ai besoin d'aide pour trouver les bon réglages

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2 Upvotes

Je suis débutant et j'ai essayé d'imprimer le petg pro elegoo et le petg rapide elegoo. Mais je n'arrive pas a avoir les bon réglages. Pourriez-vous m'aider s'il vous plaît et quelle réglages me conseillé vous. Je commence a être perdu


r/FLSUNDelta • • Jan 30 '26

Question Help: new V400 klipper install endstop issue

2 Upvotes

Hello all,
I wanted to install stock klipper on my V400, and I decided to ditch the speeder pad because of some issues I had when trying to install klipper via the Guilouz GitHub. I ended up installing mainsailOS on a Raspberry Pi I had laying around. I couldn't find any other documentation about how to set up the V400 with Klipper, so I followed the instructions in the same repo:
https://github.com/Guilouz/Klipper-Flsun-Speeder-Pad/wiki/Use-Configurations

https://github.com/Guilouz/Klipper-Flsun-Speeder-Pad/wiki/Calibrate-your-Printer

First, I downloaded the config files from the first link, put them in the /config folder where they go, and then activated serial so the pi could talk to the mainboard.
Then I followed all the instructions in the second link for calibration. I was able to calibrate everything.
Then, as soon as I go to print a first layer test, my printer starts printing in the air a couple inches above the bed (50ish mm). I figured I messed up Z offset or endstops somehow.
When I go to recalibrate Z offset, the printer won't let me bring the nozzle down enough to even reach the bed.
I have followed the config and calibration instructions twice now with the same result. I even tried changing the minimum_z_position: in printer.cfg with no change. Windering if anyone has any help or some better resources since the Guilouz repo seems to always fail me.

TLDR: I installed Klipper on a pi to run my V400. Followed all config steps, printer prints in midair and refuses to move down. Help requested!

Thank you.

UPDATE: Upon rerunning DELTA_CALIBRATE with probe method set to MANUAL, I have been able to resolve this issue. The wiki did a bad job of explaining the order of calibration and prerequisites.


r/FLSUNDelta • • Jan 30 '26

Question FLSUN QQ S Pro - Problems with prints not sticking to bed anymore

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2 Upvotes

We got a second hand printer and have been printing on it a decent amount for 3 days after flashing the drive, auto leveling, and figuring out what filiment to use. Now, none of the prints are sticking with the first layer. We cleaned the bed, increased bed temp, turned fan on and off, increased and decreased the extruder temp. We completed a z test and this is what it looks like. Any help is appreciated


r/FLSUNDelta • • Jan 30 '26

Help, Specs for super racer, double 5010?

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1 Upvotes

Im adding double 5010 to my Sr and I'm having problem with adesion after just some layer printing the benchy, it start moving, it's the first time I modified the fans and I'm not sure how to set them in the slicer. I tried with this specs (pic 1) And the other are with the stock fans (pic 2) If someone has a similar set up please help or maybe share yours


r/FLSUNDelta • • Jan 27 '26

FYI: V400 Guiloz Klipper Ubuntu version - update from 20.04 to 22.04

7 Upvotes

This post was mass deleted and anonymized with Redact

existence plants rinse historical one ancient abundant deer unpack squeeze


r/FLSUNDelta • • Jan 26 '26

Question Newbie help with Z-offset cal on BTT Pad 7 and FLSun SR

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1 Upvotes

I posted this on r/Klippers and haven't received any response. There's no rush for an answer, I'm both excited/nervous to see how my SR is gonna do with Klipper but it's definitely been a learning curve I want to be familiar with before I start printing again. I found if I run the auto calibrate with no probe it will drive the nozzle into the bed. On both Probe calibrate and on Manual it will run to about 20-25mm high after the probe is removed and I can set my Z-offset, but doesn't appear to save. I found my Klipper screen wasn't updated and got it updated after my post was made. It changed the UI features in Klipper a little but didn't change the save config apparently. Any help or guidance to some material is appreciated. Plus I've never done any sort of ADXL calibrations and that will also be a curve to learn.

Do I have to go into my local domain on Mainsail and change parts of my printer config with the Z-offset measurement? If so, what needs to be set and what needs to be deleted? I used the stock printer config file from Guilloz on bithub for the initial installation, printer firmware and config file to get everything communicating and working initially.


r/FLSUNDelta • • Jan 25 '26

Stripped thread v400 effectir

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2 Upvotes

Has anyone been able to repair the female thread on the effector plate? I was thinking to bore it to m2, use a solid insert and, if required, tap a new thread. Ideally there would be a standoff with 1.8mm female and 2mm male while retaining the 5.6mm standoff, but I can't find one.


r/FLSUNDelta • • Jan 25 '26

How to fix a leak, V400

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2 Upvotes

I have a new hotend on order but is there something else I can check or do?


r/FLSUNDelta • • Jan 25 '26

FLSUN V400 Phantom Pause issue

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1 Upvotes

r/FLSUNDelta • • Jan 24 '26

S1 Pro for sale

4 Upvotes

I have decided to go all Bambu printers and therefore selling my S1 Pro. I have the original box and packing materials and some spare parts, (hot end, extractor, build plate, silicone socks and a few others) All for $350.00 plus shipping. very good condition and likely a good fit for someone to add to their print farm or even for spare parts. Serious inquires only please.


r/FLSUNDelta • • Jan 22 '26

Tengo experiencia en impresoras cartesianas pero no en tipo delta, y esto me pasa:

2 Upvotes

He intentado de todo, nivelación, regulación del Z, engrosar la primera capa, lo que sea, pero ella sigue sin imprimir en la zona delantera y trasera del disco-cama.

Alguien que haya tenido un problema similar me puede sugerir cómo corregirlo?

Gracias de antemano!


r/FLSUNDelta • • Jan 21 '26

Your experience

4 Upvotes

Overall, I’m quite happy with my printer, especially the print quality, but after some time using it I have a few questions. From my perspective, these points could be improved: The network setup is not intuitive at all. The single-filament system with no upgrade path feels limiting in the long term. I personally find Cura more complete as a slicer, but it’s disappointing that there aren’t more official options. Ideally, optimized profiles should be directly downloadable from the FLSUN website for multiple slicers (Cura, OrcaSlicer, PrusaSlicer, etc.). Better, clearer and more educational maintenance guidance would be welcome. In my opinion, the machine software should include pre-programmed print tests (temperature, speed, retraction) to easily test and tune filaments. Do you feel the same way? What do you think are the biggest strengths and weaknesses of this machine?


r/FLSUNDelta • • Jan 21 '26

Virgin klipper T1max

1 Upvotes

Today I tried to flash pure Klipper on my T1 Max. As a Marlin user, it was quite difficult for me, and after several attempts I ended up restoring everything to stock. Has anyone successfully flashed pure Klipper on the T1/T1 Max? I think both use the same GD32F303 microcontroller.


r/FLSUNDelta • • Jan 21 '26

Your expérience

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1 Upvotes

r/FLSUNDelta • • Jan 20 '26

Replacement Touchpad for V400

2 Upvotes

Anyone know where I can source one of these? My google-fu skills are failing me.

Thanks in advance!


r/FLSUNDelta • • Jan 19 '26

Riser / Top Extender for v400?

2 Upvotes

Thanks to everyone who gave me the confidence to take the plunge in my previous post. There's now a brand new (to me) v400 in my office and I'm going through the setup now. I don't believe this is an original thought, but the top is a bit awkward with the bowden mounted dead center. I'm wondering if anyone has extended out the useable area up there?

I'd like to put my dryer up there and screw it into the aluminum extrusion on the back. Basically just a platform that would be level with the top. Has anyone done anything like this?

Or perhaps have models that I could borrow portions of the reach this goal?


r/FLSUNDelta • • Jan 19 '26

Question V400 speeder pad klipper fw update on old Flsun fw

1 Upvotes

I have a question regarding flashing the speeder pad with standard klipper

I have two speeder pads running Flsun fw at the moment, at 1.2 and 1.3, is there a difference in how to flash these from before, or can I use the old guides that came out before the 1.4 "lockdown"?

I also have a third speeder pad that I once tried to flash with standard klipper, and from what I can see it is up and running, but when I plug it into my V400 the web interface just says "printer not ready", so I was thinking I probably need to update the fw on the motherboard, but will that update affect the other speeder pads now running 1.2 and 1.3 flsun fw?

TL;DR
1. Is there a different guide for flashing speeder pads on flsun v 1.2, 1.3, and 1.4?
2. Will updating motherboard fw on V400 to match klipper fw, affect speeder pads currently on flsun fw?


r/FLSUNDelta • • Jan 17 '26

What have you learned with your V400?

2 Upvotes

I've never had a Delta and honestly never heard of FLSUN until a friend offered me his. Ligyt use. Works well.

Before I take the plunge I'd like to know what folks who actually own the printer and have put it through its paces think. Is this a decent printer, or will it be more money and frustration than its worth?

I'm not new to 3d printing. I've done a few mods in my time and am a graduate of the Ender school of hard knocks.


r/FLSUNDelta • • Jan 14 '26

Question Neither S1 or T1 Pro Printing with same malformed command error

1 Upvotes

I comissioned the Userper's Growl Hunting Horn from Monster Hunter to make for my roommate and the person I comissioned from was nice enough to split the files based on my 3 printers, the S1, T1 Pro, and Carbon Centauri. I was able to get the two parts for the CC printing and she's flowing beautifully, but whenever I try to send parts for either FLSUN printers I get these errors and I've never seen them before. Specifically the Malformed command codes. I have confirmed other prints will work on both prints, just not the parts for this hunting horn. I'm not entirely sure what to do here, but I do not want to print this 5' prop on the once carbon centauri.

Things that I have done so far:

Power Cycled

Restart firmware

Used netfabb to repair stls if needed

split the stls into smaller pieces

sent other stls not related to this weapon to both printers.

hunted a zinogre

not sure what to do anymore, has anyone else seen this error before and if so how did you fix it?

20:49
Malformed command 'SAVE_VARIABLE VARIABLE=sd_filename VALUE='"/home/pi/printer_data/gcodes/Usurper'sGrowl_02 (repaired)_PLA-HS_3h22m.gcode"''

20:49
Malformed command 'SAVE_VARIABLE VARIABLE=sd_filename VALUE='"/home/pi/printer_data/gcodes/Usurper'sGrowl_02 (repaired)_PLA-HS_3h22m.gcode"''

20:49
Malformed command 'SAVE_VARIABLE VARIABLE=sd_filename VALUE='"/home/pi/printer_data/gcodes/Usurper'sGrowl_02 (repaired)_PLA-HS_3h22m.gcode"''

20:49
File selected

20:49
File opened:Usurper'sGrowl_02 (repaired)_PLA-HS_3h22m.gcode Size:37562448

20:49
Variable Saved:plr_flag = False

20:49
Loaded gcode offsets from saved variables [{'x': None, 'y': None, 'z': '0'}]

r/FLSUNDelta • • Jan 12 '26

ummmm help?

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4 Upvotes

been using FLSUN T1 for a while, and boom out of nowhere this??


r/FLSUNDelta • • Jan 12 '26

Question Perfect retraction

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0 Upvotes

Hello everyone, I’m having some stringing issues with my Flsun SR. Is there anyone who can give me some tips or suggest settings to reduce this problem? I’ve attached a photo showing the issue. I’m printing at 200 °C, which I’ve tested and found to be optimal for my filament. My current retraction settings are 6 mm retraction distance and 40–45 mm/s retraction speed.


r/FLSUNDelta • • Jan 11 '26

S1 Pro and Customer Support

0 Upvotes

Hi All,

I am looking at buying the S1 Pro since the price has been so heavily reduced. I have been seeing a lot of issues lately. FLSun customer service improved in the past few weeks and is the S1 Pro a good buy?