125001178 - 1088C20 WATER PUMP - R + R WITH ENGINE REMOVED

Removing ( Refitting ) 1. Adjust the automatic belt tensioner using the wrench to slacken the auxiliary drivebelt.2. Remove the single engine components drive belt.3. Undo the bolt (3a) and remove the engine components single belt cam belt tensioner (3b).
1. Undo the bolts (1a) and remove the timing belt guard (1b).2. Loosen the timing belt tensioner nut.3. Release the timing drive belt from the camshaft drive pullies.
1. Undo the bolts (1a) and remove the left side timing belt guard (1b).2. Loosen the bolts (2a) for the inlet side camshaft pulley using tool (2a) for counter-torque.
DescriptionCode
2bCounter-torque1.822.155.000
3. Remove the inlet side timing driven pulley.4. Undo the bolts (4a) and remove the water pump (4b) complete with O-ring (4c).
Refitting ( Removing ) 1. Fit the water pump (1a), complete with a new O-Ring (1b) and tighten the bolts (1c) to the recommended torque.
FasteningComponentØ  Value(daNm)
1cBoltTEMPLATES FOR ENGINE TIMINGM7(Cylinder head side) 1.0
2. Position the inlet side timing driven pulley (2a) and secure it with bolts (2b) without tightening them.3. Fit the camsahft side protection (3a) and secure with the bolt (3b).Loosen the exhaust side camshaft pulley bolt using the tools for countertorque.
DescriptionCode
-Counter-torque1.822.146.000
DescriptionCode
-Counter-torque1.822.156.000
1. Disconnect the electrical connections from the ignition coils.
DescriptionConnector
1Ignition coil A30
2. Disconnect the earth lead from the cylinder head.3. Disconnect the high tension leads (3a) from the spark plugs using tool (3b).
DescriptionCode
3bCaliper1.820.636.000
Unscrew the bolts and remove the bracket with ignition coils and high tension cables.Undo the bolts and remove the tappet cover complete with gasket. 1. Fit the tool (1a) complete with dial gauge (1b) in the seat for the spark plug for cylinder no. 1.
DescriptionCode
1aExtension1.825.013.000
Rotate the crankshaft until the piston for cylinder no. 1 is at T.D.C. on the combustion stroke.Unscrew the bolts and remove the third cap on the intake and exhaust side camshafts.2. Fit tool (2a) in place of the camshaft caps that have been removed and secure them tightening the bolts (2b) to the recommended torque.
Check that the camshaft cam profile and the tool are correctly alignematched.
DescriptionCode
2aTemplates1.870.734.000
FasteningComponentØ  Value(daNm)
2bBoltTEMPLATES FOR ENGINE TIMINGM7(Cylinder head side) 1.0
Fit the timing belt.1. Apply maximum tension to the timing belt using the tool.
DescriptionCode
1Spanner1.822.149.000
2. Tighten the belt tensioner nut to the recommended torque.
FasteningComponentØ  Value(daNm)
2----
3. Loosen the bolts (3a) for the inlet side camshaft pulley using tool (2a) for counter-torque.
DescriptionCode
3bCounter-torque1.822.155.000
4. Tighten the bolt (4a) for the exhaust side toothed timing driven pulley using the tools (4b) for counter-torque.
FasteningComponentØ  Value(daNm)
4a----
DescriptionCode
4bCounter-torque1.822.156.000
DescriptionCode
4bCounter-torque1.822.146.000
Undo the bolts and remove the tool.
DescriptionCode
-Templates1.870.734.000
Fit the camshaft cams removed previously and tighten the bolts to the recommended torque.
FasteningComponentØ  Value(daNm)
-----
Turn the crankshaft through two turns.Loosen the timing belt tensioner nut.5. Align the mobile pointer (5a) on the timing belt tensioner with the reference hole (5b) using tool (5c).
DescriptionCode
5cSpanner1.822.149.000
Tighten the belt tensioner nut to the recommended torque.
FasteningComponentØ  Value(daNm)
-----
Remove the tool complete with dial gauge.
DescriptionCode
-Extension1.825.013.000
Remove the spark plug for cylinder no. 1.Fit the cam cover complete with gasket and secure it using the bolts.Fit the bracket complete with ignition coils and high tension leads and secure with bolts.Connect the spark plug high tension leads.Connect the earth lead to the cylinder head.Connect the electrical connections to the ignition coils.Fit the upper timing belt guard and secure it using the bolt.Fit the single components belt fixed tensioner and secure it with the bolt.Fit the auxiliary drivebelt by using a wrench as a lever on the automatic belt tensioner.