Friday, January 9, 2015

shaft oil seals reliable reputation

Vauxhall and VW types Ford type shaft oil seals reliable reputation.
Remove the cylinder head. Place it, machine faced down, on wooden blocks, to prevent damage to the open valves.

Disconnect the oil-feed spray pipe from the bearing support pillars.mechanical seal.
Starting at the front of the head, undo the spring clip that secures the cam finger to its pivot pin. Lever under the camshaft to compresses the valve spring so you can withdraw the cam finger.
Remove each of the cam fingers and put them in a clean, safe place in removal order.
Use an open-ended spanner on the flats behind the sixth cam to hold the camshaft while you undo the sprocket centre bolt. Remove the sprocket and backing plate. Do not loose or damage the Woodruff key at the camshaft end.
Undo the two bolts holding the retaining plate to the rear-bearing support pillar and remove the plate. Withdraw the camshaft rearwards, taking care the cam lobes do not damage the bearing in the pillars.
Check the condition of the front-bearing oil seal, and renew if worn.shaft oil seals reliable reputation.dust seal.
Use special tool 21-008-A for removing the seal and 21-009-A for installation, available from a ford dealer. Lubricate the outside and sealing lip of the new seal with engine oil before installation.
If necessary, take the head to a Ford agent for seal renewal.
On Ford type engines, the camshaft bearing support pillars are built into the cylinder head.
Ue a screwdriver if needed to undo the spring clip holding the cam finger to its pivot pin.
Lever under the camshaft to compress the valve spring slightly, then withdraw the cam finger. A special tool can be used.
Hold the camshaft with an open-ended spanner behind the sixth cam and undo the sprocket.
Undo the camshaft retaining plate from the rear-bearing pillar and withdraw the camshaft rearwards.
The camshaft carrier assembly is removed to gain access to the cylinder-head bolts.
Use a spanner on the crankshaft pulley nut to turn the crankshaft until the piston in No. 1 cylinder is at top dead centre (TDC), indicated when the timing marks are correctly aligned (See Adjusting the static timing)
Remove the camshaft drive-belt cover and disconnect the belt from the sprocket (See Adjusting a camshaft timing belt). Do not turn the sprocket, or the valves may contact the pistons and be damaged.
Remove the carrier cover and undo the carrier securing bolts evenly and in turn to avoid any distortion.
Carefully lift the carrier off the cylinder head. As soon as the tappets are clear of the valve springs, turn the carrier on its side so that the tappets do not drop out of their bores.
Undo the cam-sprocket centre bolt and remove the sprocket. Take out the tappets and place them in the order in which you removed them, so that you can refit them in the same positions.
On vauxhall and VW overhead-camshaft types, the camshaft is mounted on a separate carrier above the cylinder head.shaft oil seals reliable reputation.

Using a socket spanner, undo the cam carrier bolts evenly to avoid distortion.
Lift off the carrier, and immediately it cleans the springs turn it on its side.
Undo the centre bolt and take the sprocket off the camshaft.
Remove the end cover and thrust plate, then withdraw the camshaft.car seal.
Take off the end cover from the carrier and undo the thrust-plate retaining bolt. Carefully withdraw the camshaft rearwards, making sure the cam lobes do not damage the cam bearers in the support pillars.
Check the condition of the front-bearing oil seal, and fit a new one if it is worn or leaking. Prise out the old seal with a screwdriver.
Oil the lip of the new seal and drive it in open side first until it abuts with the housing.
When refitting the carrier, renew any gaskets. Align the sprocket timing marks before replacing the drive belt.shaft oil seals reliable reputation.

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