Specifications

9.2a Note thrust washer when removing cam gear shaft 9.2b Lift out the cam gear/cam unit
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10.3 Home-made peg spanner is crude but proved effective 10.4 With the nut removed, slide inner housing off its splines
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11.1a Pass screwdriver tnrough holes in pump to release
mounting screws
11.1b Pump can be lifted away as a unit