SP Pump Diagnostics and Repair
D-10
Part 1024496_06
2014 Nordson Corporation
Remove the Actuator and Air Manifold and the Cylinder Assembly
See Figure D‐2.
1. Remove the four M6 screws (1) and washers (2) from the cylinder head
(3), and then separate the cylinder head from the cylinder (4).
2. Lift the cylinder off of the piston cups (7), and then rotate the cylinder/can
assembly (4 and 5) away from the shifter fork assembly (6).
3. Remove the two O‐rings (8).
Check/Repair
O‐rings
P/N 940332
Inspect for nicks,
gouging, or swelling
Apply Parker lubricant
during reassembly
Special Reassembly Instructions
Slide the cylinder over the half of the piston cup assembly (Which was
installed as described in Removing the Piston Cup Assembly, Special
Reassembly Instructions); and then remove the torque nut, assemble the
remaining piston cup (cupped side facing up) and seal washer, and then
replace the torque nut.
Before rotating the cylinder/can assembly onto the shifter fork, center the
fork inside the pump frame.
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