diff --git a/fhem/FHEM/10_CUL_HM.pm b/fhem/FHEM/10_CUL_HM.pm
index 910a0abdb..cc3a59cd9 100755
--- a/fhem/FHEM/10_CUL_HM.pm
+++ b/fhem/FHEM/10_CUL_HM.pm
@@ -955,8 +955,18 @@ CUL_HM_Set($@)
                   if($culHmSubTypeSets{$st});
     $usg .= " ". join(" ",sort keys %{$culHmModelSets{$md}})
                   if($culHmModelSets{$md});
-    my $pct = join(" ", (0..100));
-    $usg =~ s/ pct/ $pct/;
+
+    if($usg =~ m/ pct/) {
+      my $pct = join(" ", (0..100));
+      $usg =~ s/ pct/ $pct/;
+
+    } elsif($md eq "HM-CC-TC") {
+      my @list = map { ($_.".0", $_+0.5) } (6..30);
+      pop @list;
+      my $list = "on,off," . join(",",@list);
+      $usg =~ s/-temp/-temp:$list/g;
+    }
+
     return $usg;
 
   } elsif($h eq "" && @a != 2) {
@@ -1786,11 +1796,12 @@ CUL_HM_convTemp($)
 {
   my ($val) = @_;
 
-  my @list = map { ($_.".0", $_+0.5) } (6..30);
-  pop @list;
-  return "Invalid temperature $val, choose one of on off " . join(" ",@list)
-    if(!($val eq "on" || $val eq "off" ||
-         ($val =~ m/^\d*\.?\d+$/ && $val >= 6 && $val <= 30)));
+  if(!($val eq "on" || $val eq "off" ||
+      ($val =~ m/^\d*\.?\d+$/ && $val >= 6 && $val <= 30))) {
+    my @list = map { ($_.".0", $_+0.5) } (6..30);
+    pop @list;
+    return "Invalid temperature $val, choose one of on off " . join(" ",@list);
+  }
   $val = 100 if($val eq "on");
   $val =   0 if($val eq "off");
   return sprintf("%02X", $val*2);
diff --git a/fhem/FHEM/11_FHT.pm b/fhem/FHEM/11_FHT.pm
index b90c676dc..b6557d979 100755
--- a/fhem/FHEM/11_FHT.pm
+++ b/fhem/FHEM/11_FHT.pm
@@ -207,8 +207,15 @@ FHT_Set($@)
   while(@a) {
     $cmd = shift(@a);
 
-    return "Unknown argument $cmd, choose one of " . join(" ",sort keys %c2bset)
-                if(!defined($c2b{$cmd}));
+    if(!defined($c2b{$cmd})) {
+      my $cmdList = join(" ",sort keys %c2bset);
+      my @list = map { ($_.".0", $_+0.5) } (6..30);
+      pop @list;
+      my $tmpList="on,off,".join(",",@list);
+      $cmdList =~ s/-temp/-temp:$tmpList/g;
+      return "Unknown argument $cmd, choose one of $cmdList";
+    }
+
     return "Readonly parameter $cmd"
                 if(defined($cantset{$cmd}));
     return "\"set $name $cmd\" needs a parameter"
@@ -219,11 +226,13 @@ FHT_Set($@)
 
     if ($cmd =~ m/-temp/) {
 
-      my @list = map { ($_.".0", $_+0.5) } (6..30);
-      pop @list;
-      return "Invalid temperature $val, choose one of on off " . join(" ",@list)
-        if(!($val eq "on" || $val eq "off" ||
-             ($val =~ m/^\d*\.?\d+$/ && $val >= 5.5 && $val <= 30.5)));
+      if(!($val eq "on" || $val eq "off" ||
+          ($val =~ m/^\d*\.?\d+$/ && $val >= 5.5 && $val <= 30.5))) {
+        my @list = map { ($_.".0", $_+0.5) } (6..30);
+        pop @list;
+        return "Invalid temperature $val, choose one of on off "
+                . join(" ",@list);
+      }
 
       $val = 30.5 if($val eq "on");
       $val =  5.5 if($val eq "off");