16
Pump Head Maintenance (Tool Free)
Disassemble Long Life Pump Heads
15
Screw the pin of the seal handling device into the wash seal.
The seal holder has two different sides. The black
backup ring is supporting the piston seal and must not
be removed. The side with the backup ring has a bigger
diameter and a sharp edge to hold the piston seal. The
other side has no sharp edge and holds the smaller
wash seal.
16
Pull out the Seal Handling Device with the wash seal in a
straight movement with only gentle force.
17
Repeat for the other seal holder.
18
Clean the piston with abrasive paper.
19
Rinse pump heads and pistons with isopropanol.
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