Subaru Robin PKX201 - Manual (Page 7)

PTG109 Service
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9. For engine service work, or seal replacement, the
pump back plate will need to be removed. Loosen and
remove the four bolts with a allen socket or wrench.
10. Pull the pump back plate away from the engine.
11. The engine in now separated from the pump compo-
nents for service.
12. To remove the stationary seal from the back plate it will
be necessary to turn the pump back plate face down
on the workbench. Take a 3/4 inch socket and position
it into the cavity behind the seal.