1985 OMC 65, 100 and 155 HP Models Commercial Service Repair manual, PN 507450-D, Page 410Get this manual

1985 OMC 65, 100 and 155 HP Models Commercial Service Repair manual, PN 507450-D, Page 410

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C0A2478
d Using OMC Special Tool PI 390063 (Check Valve Tester) and gearcase pressure tester, pressure check the valves Lightly oil the a-ring of the valve, and thread the valve into the testerP