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Mercury 135 Optimax User Manual

Mercury 135 Optimax
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OUTBOARD INSTALLATION
76
PRIMING THE OIL INJECTION PUMP
Before starting engine for the first time, prime the oil injection pump. Priming will remove any air that may
be in the pump, oil supply hose, or internal passages.
a
b
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a - Oil injection pump b - Oil supply hose
IMPORTANT: Fill the engine fuel system with fuel before priming the oil injection pump. Otherwise, the
fuel pump will run without fuel during the priming process and may be damaged.
Prime the oil injection pump as follows:
1. Fill the engine fuel system with fuel. Connect fuel hose and squeeze primer bulb until it feels firm.
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2. Turn the ignition key switch to the "ON" position.
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3. Within the first 10 seconds after the key switch has been turned on, move the remote control
handle from neutral into forward gear 3 to 5 times. This will automatically start the priming process.
NOTE: It may take a few minutes for the pump to complete the priming process.
PURGING AIR FROM THE ENGINE OIL TANK
1. Loosen the fill cap on the engine oil tank.
2. Start the engine.
3. Operate the engine until all the air has vented out and oil starts to flow out of the tank.
4. Re-tighten fill cap.

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Mercury 135 Optimax Specifications

General IconGeneral
BrandMercury
Model135 Optimax
CategoryOutboard Motor
LanguageEnglish

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