Index: /issm/trunk-jpl/src/m/classes/SMBgemb.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/SMBgemb.m	(revision 24193)
+++ /issm/trunk-jpl/src/m/classes/SMBgemb.m	(revision 24194)
@@ -80,11 +80,11 @@
 					% 3 = Antarctica model of Kaspers et al. (2004)
 					% 4 = Greenland model of Kuipers Munneke et al. (2015)
-
+					
 		zTop  = NaN; % depth over which grid length is constant at the top of the snopack (default 10) [m]
-		dzTop = NaN; % initial top vertical grid spacing (default .05) [m] 
-		dzMin = NaN; % initial min vertical allowable grid spacing (default dzMin/2) [m] 
+		dzTop = NaN; % initial top vertical grid spacing (default .05) [m]
+		dzMin = NaN; % initial min vertical allowable grid spacing (default dzTop/2) [m]
 		zY    = NaN; % strech grid cells bellow top_z by a [top_dz * y ^ (cells bellow top_z)]
-		zMax = NaN; %initial max model depth (default is min(thickness,500)) [m]
-		zMin = NaN; %initial min model depth (default is min(thickness,30)) [m]
+		zMax = NaN; %initial max model depth (default is min(thickness,250)) [m]
+		zMin = NaN; %initial min model depth (default is min(thickness,130)) [m]
 		outputFreq = NaN; %output frequency in days (default is monthly, 30)
 
Index: /issm/trunk-jpl/src/m/classes/SMBgemb.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/SMBgemb.py	(revision 24193)
+++ /issm/trunk-jpl/src/m/classes/SMBgemb.py	(revision 24194)
@@ -82,11 +82,12 @@
 		# 3 = Antarctica model of Kaspers et al. (2004)
 		# 4 = Greenland model of Kuipers Munneke et al. (2015)
-		zTop  = float('NaN')	# depth over which grid length is constant at the top of the snopack (default 10) [m]
-		dzTop = float('NaN')	# initial top vertical grid spacing (default .05) [m]
-		dzMin = float('NaN')	# initial min vertical allowable grid spacing (default dzMin/2) [m]
-		zY    = float('NaN')	# strech grid cells bellow top_z by a [top_dz * y ^ (cells bellow top_z)]
-		zMax = float('NaN')	#initial max model depth (default is min(thickness,500)) [m]
-		zMin = float('NaN')	#initial min model depth (default is min(thickness,30)) [m]
-		outputFreq = float('NaN')	#output frequency in days (default is monthly, 30)
+
+                zTop  = float('NaN')    # depth over which grid length is constant at the top of the snopack (default 10) [m]
+                dzTop = float('NaN')    # initial top vertical grid spacing (default .05) [m]
+                dzMin = float('NaN')    # initial min vertical allowable grid spacing (default dzTop/2) [m]
+                zY    = float('NaN')    # strech grid cells bellow top_z by a [top_dz * y ^ (cells bellow top_z)]
+                zMax = float('NaN')     #initial max model depth (default is min(thickness,250)) [m]
+                zMin = float('NaN')     #initial min model depth (default is min(thickness,130)) [m]
+                outputFreq = float('NaN')       #output frequency in days (default is monthly, 30)
 
 		#specific albedo parameters: