166 1260 Infinity Binary Pump User Manual
10 Maintenance
Maintenance of a Pump Head with Seal Wash
9
Place the support rings on the piston housing (pistons 
not installed) and snap the pump housing and piston 
housing together. Note the correct position of the pin on 
the support ring.
10 Insert the pistons and carefully press them into the seals.
11 Tighten the lock screw. 12 Reinstall the pump head assembly, see “Reinstalling the 
Pump Head Assembly” on page 167.
 Support ring    
 Piston housing    
 Pump housing