1 | Cap |
2 | Coolant expansion reservoir |
3 | Tester cap |
4 | Pressure pump |
S20.00-A029-76
Warning | Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. | |
Topical note | Notes on coolant | ||
Notes on coolant level | |||
| Remove | ||
1 | Remove lower engine compartment lining | ||
2 | Unscrew cap (1). | ||
| Check | ||
3 | Check coolant level and correct. | Engine cooling system | |
4 | Screw tester cap (3) onto coolant expansion reservoir (2). | Test cap | |
5 | Connect pressure pump (4) at tester cap (3). | Pressure pump | |
6 | Apply test pressure to engine cooling system. | | |
Pressure drop in filled engine cooling system | |||
7 | Check leak tightness of the engine cooling system. | If pressure loss occurs, | |
| |||
Localize and eliminate cause. | |||
Pressure drop in filled engine cooling system | |||
8 | Actuate pressure release button at pressure pump (4) and reduce test pressure in engine cooling system. | ||
9 | Remove pressure pump (4) from tester cap (3). | ||
10 | Unscrew tester cap (3). | ||
11 | Check coolant level. | If coolant loss was detected. | |
If the coolant level is not correct, | |||
| |||
Correct coolant level. | |||
Engine cooling system | |||
| Install | ||
12 | Screw on cap (1). | ||
13 | Install lower engine compartment lining. |
Engine cooling system |
Number | Designation | Engine 654.9 in model 447 | |||
BF20.00-N-0001-01EA | Engine cooling system | Filling capacity | Liter | 10 | |
Antifreeze/water | to -37 °C | % | 50/50 | ||
Specifications for Operating Fluids, sheet | |||||
Specifications for Operating Fluids, sheet | |||||
Specifications for Operating Fluids, sheet | |||||
210 589 00 91 00
Test cap
124 589 24 21 00
Pressure pump