1997 Johnson Evinrude "EU" Accessories Service Manual, P/N 507270, Page 129Get this manual
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rn 8.UP circuitgauge and adapter "A" to check problems Install pressure in the INotel Tighten gauge and adapter lightly to 5-10 inIbs(0,6-1,2 Nm)Excessive torque might damage adapter or a-ring9 Cycle