LOWER OUTLET CHECK VALVE
Tubing (1) has already been removed from the inspection of the upper outlet check valve.
With an adjustable wrench, remove the lower outlet check valve body (2) from the pump body (3).
Refer to the inset illustration for the outlet check valve. Carefully remove the spacer (4), spring (5) and the
check valve poppet (6). Parts may remain in the pump (3).
Carefully remove the O-ring (7) from the groove in the check valve body (2). Remove the O-ring (8) from
the end of the check valve poppet (6).
Examine all rubber parts for contamination, nicks, cuts and abrasions. Examine the spring. If necessary,
replace all components with repair kit components. Refer to Appendix C -RPSTL for kit part numbers.
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