23
Pump Head Maintenance (Tool Free)
Assemble Long Life Pump Heads
21
Counter the outlet valve and tighten the lock screw of the heat 
exchanger capillary with a torque wrench set to approx. 3 Nm.
22
Attach the seal wash tubing interconnecting the two pump 
heads.
23
Insert the screws that later fix the pump head assembly to the 
module housing.