ap2000b2010g

Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration

Type ap · topic 20.00 · version 0500 · 2019-06-06

Applies to: Engine 374.9 in model 688

Where it sits

Function group 1 Engine › 20 Engine cooling system › 20.00 General — Series 374 (models 9**) · Series 688

EinPAS 15 Engine › 15.25 Engine cooling system › 15.25.5 Coolant circuit, complete — Series 374 (models 9**) · Series 688

AP20.00-B-2010G

Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration

05.06.2019

Engine

374.9 in model 688

Modification notes

17.05.2019

Cooling system - Approximate level

BF20.00-B-1001-01A

Engine cooling system - check fluid level, adjust to correct level. Inspect     
	anticorrosion/antifreeze protection, adjust to correct concentration

1

Cooling system reservoir cover

Seta

Maximum level mark

B20.00-0047-01

Check

1

Open the engine access cover

Access to perform the maintenance and repairs varies according to the bodywork type/manufacturer of the bodywork.

2

Remove coolant system reservoir end cover (1)

3

Check coolant level

Before reestablishing the level, if necessary, check the coolant's concentration .

4

Check the cooling liquid concentration

Notes on coolant

AH20.00-B-2080-01A

Service Information: Auxiliary materials for vehicle maintenance and repair

SI00.00-B-0080A

Engine 374.9 (except 374.985 ) in Type 688.1Cooling system - Approximate level

*BF20.00-B-1001-01A

5

Install the cooling system's coolant reservoir cap (1)

6

Close the engine access cover

Engine cooling system capacity

Number

Designation

Engine 374.9 for buses (except 374.985)

Engine 374.9 for buses (except 374.985)

BF20.00-B-1001-01A

Cooling system - Approximate level

Do not mix products between classes

litros

14

14

Anti-corrosive/anti-freeze CLASSES MB 325.0, MB 325.3, MB 325.5

%

50

50

Anti-corrosion CLASS MB 312.0

%

10

-

Product already diluted

Anti-corrosive/anti-freeze MB CLASSES 326.0, MB 326.3

litros

14

14

Pressure in the system

bar

0,60...0,80

0,60...0,80

Vacuum in the system

bar

0,10

0,10

Referenced documents