5-4
2 
Locate the position where the peristaltic pump is installed. Pull out the tubing 
that goes through the backboard of the analyzer for 40-50mm until the adapter 
is exposed. Pinch the two buckles on the left and right side of the pump shell 
and detach the pump head carefully.   
 
3 
After detaching the pump head, unplug the tubing (yellow) whose adapters are 
closer to the pump head.   
 
Unplug the 
tubing 
(yellow) 
whose 
adapters 
are closer 
to the pump 
head.  
 
Pinch the 
buckles to 
detach the 
pump head 
Pull the 
tubing out 
slightly