These reasons and more are why we always recommend servicing and repairing your Optimax at a Mercury Marine Certified repair center or dealer. NOTE: Use care when removing shipping hose, as hose may contain oil. If not, check tan wire between. Oil Injection System Troubleshooting Chart; (Models With Warning Module); Troubleshooting The Oil Injection System; Troubleshooting Chart - Mercury 75 Service Manual [Page 202. If necessary, install a pressure regulator between electric fuel pump and engine and set a 2-PSIG maximum. As a takeaway, we've answered the most common questions about 2-stroke oil-injected jet skis!
But there is more to the Optimax fuel system than that. On a 2-stroke oil-injected jet ski, when you pull the throttle lever, you simultaneously pull the throttle cable and the oil pump cable. 0 Liter - Optimax & Optimax Pro XS - V6. The oil [mixing] pump is driven by the crankshaft and is connected to the throttle linkage for metering the varied flow of oil per engine RPM. Mercury recommends using the CDS program along with the electronic pressure transducer to properly adjust fuel pressure after installing these regulator kits. Mercury 225 outboard oil injection system diagram. Replace warning module. Oil Injection System. If necessary, gently pinch the fuel line between the remote fuel line connector and the oil pump Tee fitting. If necessary, adjust link rod. This line is intended to lubricate the rotary valve drive gears. Are they only on one side and what's the reasoning for it? Recently I've noticed a couple of problems that I suspect are related to pressure buildup in this system.
Refer to Quicksilver Accessory Guide for correct components. If "beep" does not sound, then engine overheat sensor is. The oil and gasoline in this system are simply mixed in a T-connection on the suction side of the fuel pump, prior to being inducted into the air stream that leads to the inlet port of the combustion chamber. 5 Liter V6 - OptiMax Fuel & Air Flow Diagram.
A fuel pressure regulator is installed on the fuel rail to relieve excess pressure, the fuel that is let out by this regulator circulates back into the VST tank. DO NOT run engine on straight gas when a prob-. DISCLAIMER: This information is believed to be accurate but there is no guarantee.