Wednesday, January 7, 2015

Replace gaskets oil seals



Preparing to replace the sump gasket
On most cars you need not remove the engine to get at the sump. But often you have to raise it slightly and wedge it on its mountings so that the sump moves clear of the front-suspension cross member.
Look at the end of the sump. If you cannot see clearly whether you need to remove the engine, consult a car service manual or dealer.
Replacing gaskets and oil seals

Raise the front of the car on ramps, apply the handbrake and chock the rear wheels. Clean round the sump and the crankcase, clutch and gearbox. Drain the engine oil (See How to drain engine oil and remove filter). Use an adequate jack to lift the engine.dust seal.
Put a wood block at least 6 in. (150 mm) square and 1 in. (25 mm) thick as a spacer between the jack and the sump to prevent damage.
Raise the jack to take the weight of the engine off its mountings. Make sure you do not strain the radiator hoses or other connections. If in doubt, drain the radiator and disconnect the hoses (See How to remove a car radiator).
Replacing gaskets and oil seals

Note how the mounting nuts or bolts are fitted, then undo them. Have ready some wooden wedges to use as supports, and a strong helper to hold the engine steady.
Slowly raise the engine about 11 in. (38 mm) and insert wedges between the mounting rubbers and pads.cap seal.
If this is not possible, you may be able to fit the lower retaining bolt into the upper mounting support, to hold the engine level. Or the gearbox may have to be jacked up and supported.
Replacing gaskets and oil seals

Once the engine is securely held, lower and remove the jack.viton seal.

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