1985 OMC 65, 100 and 155 HP Models Commercial Service Repair manual, PN 507450-D, Page 386Get this manual

1985 OMC 65, 100 and 155 HP Models Commercial Service Repair manual, PN 507450-D, Page 386

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4 Oil returning from the bottom of the trim cylinders flows through the trim check valve which the pump control piston is holding open and then back to the input of the pump5 Because of the volume of