Subaru Robin PKX201 - Manual (Page 8)

PTG109 Service
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14. This is what the seal will look like when in new condi-
tion. The sealing face will not have gouges, cracks,
chips or burnt edges. Replace if any of the previous
conditions apply.
13. Hit the backside of the socket until the seal drops to
the workbench below.
15. To remove the rotating seal from the impeller it might
become necessary to apply some liquid soapy water
to loosen it from the impeller. After the soapy water
loosens the seal in the impeller, take a small screw
driver and pry gently upward making sure not to
gouge the surface.
16. The impeller must be inspected for no cracks, chips,
and blades that are missing or broken off. Replace
with new if these conditions apply.