From 85454c5c01a723c19427417ed73b0b935d1b0af3 Mon Sep 17 00:00:00 2001 From: rhammen <75572839+rhammen@users.noreply.github.com> Date: Fri, 25 Sep 2026 19:22:10 +0200 Subject: [PATCH] =?UTF-8?q?docs(advanced=5Ffeatures):=20=F0=9F=93=9D=20des?= =?UTF-8?q?cribe=20both=20venting=20selection=20behaviours?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - the "start within a few seconds" caveat came from one unit (#350, HUP) and read as the general rule - on a second unit (discussion #802, ZUP, V1.90.0) the selection stays on by itself and the pump may start before the program does; the controller is briefly unresponsive after a write instead - list both behaviours and what to do in each case Co-Authored-By: Claude Opus 5.5 --- ADVANCED_FEATURES.md | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/ADVANCED_FEATURES.md b/ADVANCED_FEATURES.md index 6c5cec54..a5bbd334 100644 --- a/ADVANCED_FEATURES.md +++ b/ADVANCED_FEATURES.md @@ -210,7 +210,12 @@ The controller has a venting program that runs a pump in on/off cycles to push t - **Venting runtime** (number, 1–6 h, **disabled by default**) sets how long the program runs. - **Venting active** starts and stops the program. -To vent a pump: set *Venting runtime*, turn on the pump's switch, and turn on *Venting active* right after. On at least one unit the pump selection was dropped when *Venting active* didn't follow within a few seconds; if the pump switch has flipped back off before you got there, repeat both steps more quickly. While the program runs, **Circulation pump heating** (HUP) or **Additional circulation pump** (ZUP) shows the pump turning on and off — short pauses are part of the cycle, not a fault. Turn *Venting active* off to stop early. +To vent a pump: set *Venting runtime*, turn on the pump's switch, then turn on *Venting active*. Units differ in how they handle the gap between the last two steps: + +- On some units the selection stays on by itself, and the selected pump may already start running before *Venting active* is on. The controller may not respond for a short while after each write, so if turning on *Venting active* doesn't take effect, wait about half a minute and try again. +- On at least one unit the selection was dropped when *Venting active* didn't follow within a few seconds. If the pump switch has flipped back off before you got there, repeat both steps more quickly. + +While the program runs, **Circulation pump heating** (HUP) or **Additional circulation pump** (ZUP) shows the pump turning on and off — short pauses are part of the cycle, not a fault. Turn *Venting active* off to stop early. The controller's menu also lists other pumps (BUP, ZIP, the brine/fan pump, mixer circuits). They are not exposed yet: which parameter selects which pump has only been confirmed on hardware for the HUP and ZUP ([#802](https://github.com/BenPru/luxtronik/discussions/802)).