Testing and Inspection of Water Pump for 968 Cabriolet L4-2990cc 30L DOHC (1993)
Timing Belt Arrangement
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Reinstall timing belt in the following sequence:
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Crankshaft drive gear
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Install and lock tensioning lever (Preload the lock ring, replace if required)
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Camshaft drive pinion
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Coolant pump recirculation gear
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Tensioning pulley
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Install hydraulic toothed belt tensioner and rotate Special Tool 9530 to pull tool out. Rotate crankshaft by two turns and check TDC marks on
flywheel and camshaft drive, respectively.
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Ensure alignment of balance shaft marks. Install balance shaft belt.
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Using special tool 9201, tighten balance shaft belt to 2.7 +/- 0.3, See: Cylinder Block Assembly/Balance Shaft Belt/Adjustments/Checking and
Adjusting Tension
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Rotate engine one full revolution and recheck belt tension.
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Finish installation by reversing removal procedures.
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Replace drain plug. Remove bleeder plugs. Slowly add coolant until fluid level remains at the "max" mark in the expansion tank.
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Start and run engine at fast idle until radiator fan switches on and off adding coolant as necessary.
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When fluid leaving bleeder is free from air bubbles replace bleeder plug.