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Cooling circuit

2.11.1 Cooling circuit diagram

 

Tab 2.25

POS. DESCRIPTION
1 Coolant pump
2 Coolant intake
3 Coolant, cylinder
4 Coolant, cylinder head
5 EGR gas coolant
6 Coolant to radiator
7 Coolant into radiator
8 EGR valve coolant
9 Coolant in the Oil Cooler
10 Coolant input into the Oil Cooler
11 Coolant output from the Oil Cooler
12 Vent line from radiator (to 15)
13 Vent line to expansion vase (to 15)
14 Return from compensation tank
15 Compensation tank
16 Thermostatic valve
17 Coolant drain cap from crankcase

Fig 2.21


Fig 2.22 
2.11.2 Water pump

Tab 2.26
POS. DESCRIPTION
1 Coolant pump control pulley
2 Coolant intake fitting

Fig 2.23
2.11.3 Thermostatic valve

Tab 2.27
POS. DESCRIPTION
1 Cylinder head
2 Coolant outlet cover
3 Thermostatic valve
4 Gaskets
5 Air bleeding hole

Starting opening temperature of +83 °C (0/-3 °C).
Fig 2.24

2.11.4 EGR gas circuit cooling (EGR Cooler)

Device that cools exhaust gas

 

Tab 2.28

POS. DESCRIPTION
1 EGR valve
2 EGR gas passage tubes
3 Coolant outlet hose
4 EGR Cooler
5 Coolant draining union
6 Coolant delivery hose
7 Intake manifold

 

 

Tab 2.29
COLOR DESCRIPTION
RED Exhaust gas
ORANGE Coolant drain cap from crankcase
BLUE Coolant



Fig 2.25

 

Fig 2.25a

 

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