diff --git a/NON-APPROVED/Cryo/TMCP/Compressor/processGMP.bob b/NON-APPROVED/Cryo/TMCP/Compressor/processGMP.bob
index dfe3969e47ab840a27343e745c2b23b9a8cb16b1..af5a67259684a09bccc620e08e913bb9fd23aaf3 100644
--- a/NON-APPROVED/Cryo/TMCP/Compressor/processGMP.bob
+++ b/NON-APPROVED/Cryo/TMCP/Compressor/processGMP.bob
@@ -3271,7 +3271,7 @@ $(pv_value)</tooltip>
     <actions>
       <action type="write_pv">
         <pv_name>$(pv_name)</pv_name>
-        <value>1</value>
+        <value>0</value>
         <description>WritePV</description>
       </action>
     </actions>