From 153698c90d1fd81c8686a4b6c6a0d4d7d6a68904 Mon Sep 17 00:00:00 2001
From: fleinze <florian@heinze.at>
Date: Sun, 7 Mar 2021 19:48:54 +0100
Subject: [PATCH] idle_timeout: change standard timeout g-code (#4018)

Machines that have no heaters produce an error when the idle timeout occurs. This commit fixes this by checking if there are any heaters to turn off.

Signed-off-by: Florian Heinze <florian@heinze.at>
---
 klippy/extras/idle_timeout.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/klippy/extras/idle_timeout.py b/klippy/extras/idle_timeout.py
index 9a2d02cb..9a4cd450 100644
--- a/klippy/extras/idle_timeout.py
+++ b/klippy/extras/idle_timeout.py
@@ -6,7 +6,9 @@
 import logging
 
 DEFAULT_IDLE_GCODE = """
-TURN_OFF_HEATERS
+{% if 'heaters' in printer %}
+   TURN_OFF_HEATERS
+{% endif %}
 M84
 """