SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 3-cyl. diesel engine, mechanics | Engine cooling | Cooling system components: Removing and installing

Coolant hose connection diagram

1 -	Intake manifold

2 -	Expansion tank

3 -	Heat exchanger for the heating

4 -	Coolant line

5 -	Oil radiator

6 -	Upper coolant hose

7 -

Radiator

8 -	Lower coolant hose

9 -	Coolant pump/coolant thermostat

10 -	Engine block

Tightening order of the bolts fixing the compact support to engine block

–	Position the compact support on the engine block (check the alignment sleeve between the compact support and the engine block).

–	First, hand-tighten all the fixing bolts, taking up all play.

–	Tighten the compact support bolts to a torque of 45 Nm, in the following order: 1 - bolt -A-. 2 - bolt -B-. 3 - bolt -C-. 4 - bolt -D-. 5 - bolt -E-. 6 - bolt -F-.

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