From c88f0108af00c73bd5e325c887b1b4d110367996 Mon Sep 17 00:00:00 2001
From: Marek Bel <marek.bel@posta.cz>
Date: Fri, 13 Apr 2018 19:30:08 +0200
Subject: [PATCH] Fix safety timer.

Constant parameter greater than 16 bits must by stated as unsigned long.
---
 Firmware/Marlin_main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index 091175421..48182e104 100644
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -7102,7 +7102,7 @@ static void handleSafetyTimer()
     {
         safetyTimer.start();
     }
-    else if (safetyTimer.expired(15*60*1000))
+    else if (safetyTimer.expired(900000ul))
     {
         setTargetBed(0);
         setTargetHotend(0, 0);