diff --git a/script/optics/ExitSlitYScan.py b/script/optics/ExitSlitYScan.py
index 3bba63e8..977c12c3 100644
--- a/script/optics/ExitSlitYScan.py
+++ b/script/optics/ExitSlitYScan.py
@@ -8,16 +8,16 @@ set keithleys manually to "poll curr fast" and fixed range (2 uA for diode, 2 nA
 
 POSITIONERS = (ExitSlitY)
 SENSORS = (SampleCurrent,RefCurrent, MachineCurrent)
-STARTPOS = (0.6)
+STARTPOS = (1.0)
 ENDPOS = (0.0)
 #STEPS = -0.01
 DWELL = 0.1
-#TOTAL_TIME = 150
+TOTAL_TIME = 120
 #STEPS = int(TOTAL_TIME / DWELL) + 1
 STEPS = 200
 
 def trig():
-    wait_beam()
+    #wait_beam()
     #caput(KEI_RMU + "DOINIT", 1)
     #time.sleep(0.1)
     #caput(KEI_RMU + "DOTRIGGER", 1)
@@ -27,5 +27,5 @@ def trig():
 #set_adc_averaging(dwelltime=DWELL)
 #set_exec_pars(compression=True, shuffle=True)
 set_exec_pars(compression=True)
-lscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, before_read=trig, after_read=after_readout)
-#cscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, time=TOTAL_TIME, after_read=after_readout, check_positions = False)
+#lscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, before_read=trig, after_read=after_readout)
+cscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, time=TOTAL_TIME, before_read=trig, after_read=after_readout, check_positions = False)