diff --git a/andorApp/Db/andorCCD.template b/andorApp/Db/andorCCD.template
index 7492dd3c..477cc6ba 100644
--- a/andorApp/Db/andorCCD.template
+++ b/andorApp/Db/andorCCD.template
@@ -470,3 +470,28 @@ record(mbbi, "$(P)$(R)ColorMode_RBV")
 {
     field(DISA, "1")
 }
+
+record(mbbo, "$(P)$(R)AndorFanMode") {
+    field(PINI, "1")
+    field(DTYP, "asynInt32")
+    field(ZRST, "Full")
+    field(ONST, "Low")
+    field(TWST, "Off")
+    field(ZRVL, "0")
+    field(ONVL, "1")
+    field(TWVL, "2")
+    field(OUT,  "@asyn($(PORT),$(ADDR),$(TIMEOUT))ANDOR_FAN_MODE")
+    field(VAL, "0")
+}
+
+record(mbbi, "$(P)$(R)AndorFanMode_RBV") {
+    field(DTYP, "asynInt32")
+    field(ZRST, "Full")
+    field(ONST, "Low")
+    field(TWST, "Off")
+    field(ZRVL, "0")
+    field(ONVL, "1")
+    field(TWVL, "2")
+    field(INP,  "@asyn($(PORT),$(ADDR),$(TIMEOUT))ANDOR_FAN_MODE")
+    field(SCAN, "I/O Intr")
+}
\ No newline at end of file
diff --git a/andorApp/src/andorCCD.cpp b/andorApp/src/andorCCD.cpp
index 4ac57cb1..808e29ee 100755
--- a/andorApp/src/andorCCD.cpp
+++ b/andorApp/src/andorCCD.cpp
@@ -160,6 +160,8 @@ AndorCCD::AndorCCD(const char *portName, const char *installPath, int cameraSeri
   createParam(AndorFrameTransferModeString,       asynParamInt32, &AndorFrameTransferMode);
   createParam(AndorVerticalShiftPeriodString,     asynParamInt32, &AndorVerticalShiftPeriod);
   createParam(AndorVerticalShiftAmplitudeString,  asynParamInt32, &AndorVerticalShiftAmplitude);
+  createParam(AndorFanModeString,                 asynParamInt32, &AndorFanMode);
+
 
 
   // Create the epicsEvent for signaling to the status task when parameters should have changed.
@@ -765,6 +767,19 @@ asynStatus AndorCCD::writeInt32(asynUser *pasynUser, epicsInt32 value)
         status = asynError;
       }
     }
+    else if (function == AndorFanMode) {
+      try {
+        asynPrint(this->pasynUserSelf, ASYN_TRACE_FLOW,
+          "%s:%s:, SetFanMode(%d)\n",
+          driverName, functionName, value);
+        checkStatus(SetFanMode(value));
+      } catch (const std::string &e) {
+        asynPrint(pasynUserSelf, ASYN_TRACE_ERROR,
+          "%s:%s: %s\n",
+          driverName, functionName, e.c_str());
+        status = asynError;
+      }
+    }
     else {
       status = ADDriver::writeInt32(pasynUser, value);
     }
@@ -904,25 +919,25 @@ void AndorCCD::setupTrackDefn(int minX, int sizeX, int binX)
     setIntegerParam(NDArraySizeY, mMultiTrack.DataHeight());
     for (size_t TrackNo = 0; TrackNo < mMultiTrack.size(); TrackNo++)
     {
-        /*
-        Each track must be defined by a group of six integers.
-            - The top and bottom positions of the tracks.
-            - The left and right positions for the area of interest within each track
-            - The horizontal and vertical binning for each track. */
-        /*
-        Andor use 1-based exclusive co-ordinates.
-        e.g. from SDK manual:
-        1 2 1 1024 1 1
-        3 4 1 1024 1 1
-        5 6 1 1024 1 1
-        7 8 1 1024 1 1
-        9 10 1 1024 1 1 */
-        TrackDefn[TrackNo * 6 + 0] = mMultiTrack.TrackStart(TrackNo) + 1;
-        TrackDefn[TrackNo * 6 + 1] = mMultiTrack.TrackEnd(TrackNo) + 2; // CCDMultiTrack uses 0-based inlcusive co-ordinates.
-        TrackDefn[TrackNo * 6 + 2] = minX + 1;
-        TrackDefn[TrackNo * 6 + 3] = minX + sizeX;
-        TrackDefn[TrackNo * 6 + 4] = binX;
-        TrackDefn[TrackNo * 6 + 5] = mMultiTrack.TrackBin(TrackNo);
+        /*
+        Each track must be defined by a group of six integers.
+            - The top and bottom positions of the tracks.
+            - The left and right positions for the area of interest within each track
+            - The horizontal and vertical binning for each track. */
+        /*
+        Andor use 1-based exclusive co-ordinates.
+        e.g. from SDK manual:
+        1 2 1 1024 1 1
+        3 4 1 1024 1 1
+        5 6 1 1024 1 1
+        7 8 1 1024 1 1
+        9 10 1 1024 1 1 */
+        TrackDefn[TrackNo * 6 + 0] = mMultiTrack.TrackStart(TrackNo) + 1;
+        TrackDefn[TrackNo * 6 + 1] = mMultiTrack.TrackEnd(TrackNo) + 2; // CCDMultiTrack uses 0-based inlcusive co-ordinates.
+        TrackDefn[TrackNo * 6 + 2] = minX + 1;
+        TrackDefn[TrackNo * 6 + 3] = minX + sizeX;
+        TrackDefn[TrackNo * 6 + 4] = binX;
+        TrackDefn[TrackNo * 6 + 5] = mMultiTrack.TrackBin(TrackNo);
     }
     checkStatus(SetCustomTrackHBin(binX));
     checkStatus(SetComplexImage(int(TrackDefn.size() / ValuesPerTrack), &TrackDefn[0]));
@@ -1412,8 +1427,8 @@ asynStatus AndorCCD::setupAcquisition()
         driverName, functionName, verticalShiftPeriod);
     checkStatus(SetVSSpeed(verticalShiftPeriod));
 
-    if ((mCapabilities.ulSetFunctions & AC_SETFUNCTION_VSAMPLITUDE) != 0)
-    {
+    if ((mCapabilities.ulSetFunctions & AC_SETFUNCTION_VSAMPLITUDE) != 0)
+    {
         asynPrint(this->pasynUserSelf, ASYN_TRACE_FLOW,
           "%s:%s:, SetVSAmplitude(%d)\n",
           driverName, functionName, verticalShiftAmplitude);
diff --git a/andorApp/src/andorCCD.h b/andorApp/src/andorCCD.h
index 0dbf2100..c90e6d30 100755
--- a/andorApp/src/andorCCD.h
+++ b/andorApp/src/andorCCD.h
@@ -41,6 +41,7 @@
 #define AndorFrameTransferModeString       "ANDOR_FT_MODE"
 #define AndorVerticalShiftPeriodString     "ANDOR_VS_PERIOD"
 #define AndorVerticalShiftAmplitudeString  "ANDOR_VS_AMPLITUDE"
+#define AndorFanModeString                 "ANDOR_FAN_MODE"
 
 /**
  * Structure defining an ADC speed for the ADAndor driver.
@@ -117,7 +118,8 @@ class AndorCCD : public ADDriver {
   int AndorFrameTransferMode;
   int AndorVerticalShiftPeriod;
   int AndorVerticalShiftAmplitude;
-#define LAST_ANDOR_PARAM AndorVerticalShiftAmplitude
+  int AndorFanMode;
+#define LAST_ANDOR_PARAM AndorFanMode
 
  private:
 
diff --git a/docs/ADAndor/andorDoc.rst b/docs/ADAndor/andorDoc.rst
index c134d0a7..7d7b946f 100644
--- a/docs/ADAndor/andorDoc.rst
+++ b/docs/ADAndor/andorDoc.rst
@@ -391,7 +391,15 @@ those in asynNDArrayDriver.h and ADDriver.h.
     - ANDOR_VS_PERIOD
     - AndorVSPeriod, AndorVSPeriod_RBV
     - mbbo, mbbi
- 
+
+  * - Fan Mode Settings. Choices are:
+
+      - Full
+      - Low
+      - Off
+    - ANDOR_FAN_MODE
+    - AndorFanMode
+    - mbbo, mbbi
 
 Unsupported standard driver parameters
 --------------------------------------