Used Spark Plug Analysis Spark plug condition can suggest a variety of possible engine malfunctions and indicate needed engine repairs. Thread filter onto bracket and tighten securely by hand. Inspect the drive unit anodes and replace if 50 percent eroded. Be careful when cleaning flame arrestor and crankcase ventilation hoses. Ensure all petcocks and drain plugs are installed and tight.
All air must be removed, or fluid in pump may foam during operation and be discharged from pump reservoir. Inspect the U-joints, the splines and the bellows. It takes the stress out of docking and maneuvering in tight spaces and less-than-ideal environments. Electrical, ignition and fuel system components on Mercury MerCruiser Engines and Stern Drives are designed and manufactured to comply with U. This, in addition to extensive research, is how Clymer repair manuals achieve an unmatched level of detail, accuracy and clarity to guide the owner through each service, troubleshooting and repair procedure. Sudden loss of pressure could cause hot coolant to boil and discharge violently.
Any time the intake or exhaust openings are exposed during service they should be covered to protect against accidental entrance of foreign material which could enter the cylinders and cause extensive internal damage when the engine is started. Many of the engine mechanical components are designed for marine applications. Clean the seawater section of the closed cooling system. Transom Standard Serial Number 0W173658 and Above Transom High Performance Serial Number 0W150260 and Above Mercury Mercruiser D1. Allow engine to cool down. All information, illustrations and specifications contained in this manual are based on the latest product information available at the time of publication.
Wipe up any spilled fuel immediately. Check the spark plug wires. Remove filings with compressed air. Repeatedly clean out drain holes using a stiff piece of wire. Check the electrical system for loose, damaged or corroded fasteners. Reinstall the water pickup or the through the ull fittings in the proper locations. Run engine for a short period of time and recheck belt adjustment.
. Mismatch ed or incorrect fasteners can resul t in damage or malfunction, or possibly personal injury. The only difference is you can download a manual here in just seconds. Basically, all of the manuals on this page are digitally delivered manuals. Mercury Mercruiser Bravo + Sport Master Service Repair Manual Service Manual Application: All Bravo Models Serial Number 0M100000 and Above + Sport Master Models Serial Number 0M052945 and Above. Open the electrode gap wide enough to permit cleaning and filing.
Just turn the key in the ignition and the engine is running. Remove crankcase ventilation hose from fitting on side of flame arrestor housing. Lubricate the cables and the linkages. Test the MerCathode unit output on Bravo Models. In some cases, this may allow for more individual tasks to be performed in a single visit to the serving dealer, rather than multiple visits.
Mercury MerCruiser service manuals - the easy way! You can pay for your Mercury MerCruiser service manual with Paypal or Visa, MasterCard or Discover. When the old plugs are replaced, replace the entire set. Only engine repairs will permanently relieve oil wet fouling. If we can provide additional assistance of any kind please feel free to and tell us what you need. This class will cover the Cummins Warranty Administration Manual,.
This plug shows that the plug heat range is compatible with the engine, and the engine is electrically and mechanically in good running condition. Worn piston rings, cylinder walls, valve guides or valve stem seals are causes of oil entering the combustion chamber. Remove the water separating fuel filter. Gasoline is extremely flammable and highly explosive under certain conditions. When servicing the electrical, ignition and fuel systems, it is extremely important that all components are properly installed and tightened.
Once you download the manual you can save the manual to your computer, tablet or device, forever. Clymer boat repair manuals are the cheapest way to keep your MerCruiser engine running properly. It is important to note, during any maintenance procedure replacement fasteners must have the same measurements and strength as those removed. Mercury MerCruiser Service Manuals Mercury MerCruiser - Cummins Marine - Volkswagen Marine - Please visit our to see a complete list of all the useful service manuals we offer. Inboard , , , Mercruiser Gas 5. Fill fuel tank s with fresh gasoline that does not contain alcohol and a sufficient amount of Quicksilver Gasoline Stabilizer for Marine Engines to treat gasoline. Service Manual 31 Part Number 90-864260.