2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 120Get this manual
1D-9 Power Unit Mechanical: 18) Disconnect the fuel cooler water inlet hose (18) from the pilot water indicator (19) Install gaskets (1) into groove of intake manifold assembly (2) I9J011140116-01
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19) Disconnect the fuel cooler water outlet hose (20) from the water return union
Install the intake manifold assembly (2), then tighten bolts and nuts securelyTightening torque Intake manifold boltnut (a): 23 Nm (2.3 kgf-m, 16.5 lbf-ft)
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20) Remove the six bolts and two nuts and then remove the intake manifold assembly (21)"1" "5" 21