The answer to this question is on web under (johnson vro50) type in search bar
remove starter on 30hp johnson
how do u remove the lower uint on an outboard motor? Depends on the outboard. Some Johnson/Evinrudes required that the powerhead (engine) be removed first for example. Look for a service manual for your particular motor on ebay, and it will tell you all you need to know to avoid problems.
To remove the oil injection system from a Mercury outboard, start by disconnecting the oil lines from the oil tank and the engine. Next, remove the oil injection pump and its associated components, ensuring to cap or plug any openings to prevent leaks. You should then mix oil directly into the fuel at the recommended ratio to ensure proper lubrication. Finally, check for any warning lights or alarms and ensure the system is functioning correctly after the modification.
Once the water pump is removed, the shaft will slide out, the 15hp driveshaft is free floating,
To change the water pump on a 15HP Johnson outboard, first ensure the engine is off and cooled down. Remove the lower unit by unscrewing the bolts holding it in place, then disconnect the shift linkage. Take off the old water pump housing and impeller, clean the area, and install the new impeller and housing, ensuring proper alignment. Finally, reassemble the lower unit and test the pump for proper water flow.
To remove the lower unit on a 1989 Johnson 90 hp outboard motor, first ensure the engine is in the neutral position and disconnect the battery. Remove the screws securing the lower unit, typically located around the gear case and at the front where it meets the powerhead. Next, disconnect the shift rod by removing the retaining clip and sliding it out. Finally, gently pull the lower unit down and away from the powerhead, being careful not to damage any attached components.
To remove the fuel injection pump from a 1984 DT466 engine, first, ensure the engine is cool and disconnect the battery. Next, relieve the fuel system pressure and remove the fuel lines connected to the pump. Unbolt the pump from its mounting bracket, making sure to note the alignment marks for reinstallation. Finally, carefully lift the pump off the engine, taking care not to damage any surrounding components.
Mercury Marine uses a lifting eye that threads into the flywheel hub for mounting, and removing, the engine.
If the engine was designed to run with a cat fitted, the answer is yes, but the emissions would be out of acceptable limits. Most diesels are not cat equipped, but by the nature of being a diesel, they are injection engines. Know that is is illegal to remove a catalytic converter without replacing it with another one.
To remove the diesel injection pump from a 1995 Isuzu Bighorn with a 4JG2T engine, first, disconnect the battery and relieve any fuel system pressure. Next, remove the fuel lines connected to the injection pump, taking care to label them for reinstallation. Then, unbolt the pump from its mounting, ensuring you remove any necessary timing cover or components that may obstruct access. Finally, carefully lift the pump out, ensuring not to damage any surrounding components.
To change the impeller on a 1982 Johnson 115 HP outboard, first, ensure the engine is off and cooled down. Remove the lower unit by disconnecting the shift linkage and unbolting the lower unit from the midsection. Once the lower unit is detached, take off the water pump cover and pull out the old impeller, replacing it with a new one, ensuring the key is in place. Reassemble the lower unit and reconnect everything to complete the process.
remove the negative battery cable for five minutes.