1997 Johnson Evinrude "EU" 40 thru 55 2-Cylinder Service Manual, P/N 507265, Page 81Get this manual
Installation Recommendations
INoteCarefully,
follow the installation instructions packaged with the VRO oil reservoirIncorrect installation might restrict the oil supply to the engine and cause serious powerhead damagesystem is not used, follow this procedure: Install protective cap, PIN 315391, over the oil inlet fitting to protect the pumpSecure with clamp, PIN 322654 Disconnect the wiring harnessSeal engine harness Amphenol connector with cover, PIN 3356551Determine if the standard oil reservoir has sufficient capacity for the applicationIf it doesn't, consider 3.0 gallon reservoirRefer to Optional Equipment, this section2Choose reservoir location that allows easy access and is within installation recommendationsThe reservoir has 15 ft(4,5 m) of oil hose and 17 ft(5,3 m) of wiring harness3The reservoir hose can be extended to maximum of 25 ft(7,6 m)If the installation is extended, the oil hose between the primer bulb and engine must be one continuous section with no fittings or connectionsDo not add on to the existing hoseThe wiring harness can be extended by soldering on additional 16-gauge wire to each leadProtect the connections with shrink tube and electrical tapeObserve proper wire color for identification4When making connections in the oil supply system, use only the clamp supplied with the system Do not use tie strapsThey do not provide adequate clamping action Do not use metal worm clamp on vinyl hoseIt can damage the hose and cause leakage5Test the "LOW OIL" warning circuit before filling the oil reservoir: Make all electrical connections and connect the engine's battery Turn the key switch ON With the reservoir empty, the System Check gauge "LOW OIL" light should turn onIf the light does not turn on, check the warning system as described in Section 8, System Check Engine Monitor