Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 173Get this manual

Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 173

DIRECT FUEL INJECTION
Air Temperature Sensor Installation
Secure sensor in air plenum with screwsDrive screws tight
Throttle Plate Assembly Removal
NOTE: The throttle plate assembly is calibrated and preset for proper running characteristics and emissions at the factoryOther than complete assembly removal from the air plenum, no further disassembly should be madeRemove bolts securing throttle plate assembly to air plenum and remove assembly

aBoltsThrottle Plate Assembly

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