Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 517Get this manual

Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 517

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GEAR HOUSING
4 If pressure drop is noted, immerse housing in water5 Re-pressurize to 70-80 kPa (10-12 psi) and check for air bubbles6 Replace leaking seals as necessaryRetest housing
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