From 0729a8f08d1ff17459e97d02db9ed4e08c297cc3 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <thinkyhead@users.noreply.github.com>
Date: Sun, 28 Aug 2016 19:13:08 -0500
Subject: [PATCH] Use the probe travel height for pre-probe move
Instead of using the home_bump for Z to move close to the bed before doing a slow probe, use the probe travel height.
---
Marlin/Marlin_main.cpp | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index aeafe4aad0..ac4864c960 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -2171,10 +2171,11 @@ static void clean_up_after_endstop_or_probe_move() {
#else
- // move fast, close to the bed
- float z = LOGICAL_Z_POSITION(home_bump_mm(Z_AXIS));
- if (zprobe_zoffset < 0) z -= zprobe_zoffset;
- do_blocking_move_to_z(z, MMM_TO_MMS(Z_PROBE_SPEED_FAST));
+ // If the nozzle is above the travel height then
+ // move down quickly before doing the slow probe
+ float z = LOGICAL_Z_POSITION(Z_PROBE_TRAVEL_HEIGHT);
+ if (z < current_position[Z_AXIS])
+ do_blocking_move_to_z(z, MMM_TO_MMS(Z_PROBE_SPEED_FAST));
#endif
--
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