Subaru Robin PKX201 - Manual (Page 5)

PTG109 Service
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1. Remove the four outer pump housing bolts.
2. Remove the outer pump housing cover.
3. Remove the volute from the pump back plate .
4. Remove the outer pump housing to pump back plate
gasket. This will be a good time to check the gasket for
cracks, tears, and overall condition. Replace if neces-
sary.