diff --git a/config.py b/config.py
index f323bee..f002268 100644
--- a/config.py
+++ b/config.py
@@ -70,12 +70,12 @@ JOINTS_HOME = [TABLE_QUADRANT*math.pi/2,
 # FORCE MONITOR
 #
 # Enables force constraints on the tool (for manual control).
-# When the force exceeds FORCE_CONSTRAINT (newton), the robot move in the direction
+# When the force exceeds FORCE_CONSTRAINT, the robot move in the direction
 # opposite to the current command in T_FORCE_VIOLATION seconds.
 # Note: Setting this to "True" involves polling the UR5 through a real-time
 # monitor that runs at 125Hz. If the controller runs slow, try disabling this.
 USE_FORCE_MONITOR = True
-FORCE_CONSTRAINT = 40
+FORCE_CONSTRAINT = 40 # Newton
 T_FORCE_VIOLATION = 0.3
 
 
@@ -134,7 +134,6 @@ Z_MAX = TABLE_Z + 2*BLOCK_DIM
 #
 # Hat switch:0 (All or nothing for direction). returns (+-1, +-1) = (+-x. +-y)
 # hx, hy = hat
-
 HATCODE = -1 #set to -1 to avoid polling hat
 HX = 10
 HY = 11
diff --git a/config.pyc b/config.pyc
deleted file mode 100644
index eb15128..0000000
Binary files a/config.pyc and /dev/null differ