D‐30
SP Pump Diagnostics and Repair
Remove the O‐ring and the Pump Seal
Part 1024496_05
See Figure D‐16.
Remove the O‐ring (1) and pump seal (2) from the pump body.
O‐ring
P/N 940172
Pump Seal
P/N 273139
Special Reassembly Instructions
S
The O‐ring and the pump seal are replaced after the piston is reinstalled,
but before the insulator and pump frame are installed. Refer to Removing
the Pump Frame and the Insulator for information about reinstalling the
O‐ring and the pump seal.
1
2
Figure D‐16
1. O‐ring
2. Pump Seal
Check/Repair
Nicked, cut, deteriorated,
or swollen
Nicked, cut, deteriorated,
or deformed
Apply Parker lubricant
during reassembly
Apply Parker lubricant
during reassembly
E 2011 Nordson Corporation