Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 145/146 Engines, 146 Bodywork and Engine Overhaul Manual (1994-2001)12 · Engine overhaul: 3.0 V6 (AR16101)
12 · Engine

Coolant pump removal

Make
Alfa Romeo
Model
145/146 Engines, 146 Bodywork and Engine Overhaul Manual
Year
1994–2001
Section
Overhauling › Coolant pump removal
Engine overhaul: 3.0 V6 (AR16101)Coolant pump removal
  1. Remove the cylinder liner and O-Ring.
  2. Extract the gas rings and the oil scraper from the pistons with a suitable tool.

IMPORTANT: Be careful not to damage rings which could be re-used.

  1. Extract the two pin snap rings.
  2. Extract the pin and separate the piston from the connecting rod.
Diagram showing piston, connecting rod, cylinder liner, and O-ring with numbered parts 1 to 4.

COOLANT PUMP REMOVAL

  1. Remove the crankshaft rotation tool and fit the flywheel retainer no. 1.820.228.000.
Diagram showing flywheel retainer 1.820.228.000 fitted to a crankshaft with bolts.
  1. Loosen the fastening screws and remove the coolant pump.

. Loosen the fastening nut and remove the auxiliary unit drive pulley.

  1. Remove the timing belt pulley and thrust ring.

NOTE: When refitting, the thrust ring convex surface should face the front crankcase cover.

  1. Loosen the fastening screws and remove the coolant pump.
Diagram showing engine components with torque values 4÷5 Nm (0.4÷0.5 kgm), 8-9 Nm (0.8-0.9 kgm), and 235 Nm (24 kgm).

4 ÷ 5 Nm
0.4 ÷ 0.5 kgm

8 ÷ 9 Nm
0.8 ÷ 0.9 kgm

FRONT CRANKCASE COVER REMOVAL

  1. Loosen the fastening screws and remove the front crankcase cover.
  2. Remove the respective seal.
  3. Remove the front crankcase cover oil seal.
Diagram showing front crankcase cover with torque value 8÷9 Nm (0.8÷0.9 kgm).

Parts & tools for this job For 1994 Alfa Romeo 145/146

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