ah2000n114201ev

Notes on coolant level

Type ah · topic 20.00 · version 0104 · 2012-08-20

Applies to: ENGINE 780.994 in MODEL 639.603/703 with CODE MA0 (E-CELL 60 kW)

Where it sits

Function group 1 Engine › 20 Engine cooling system › 20.00 General — Series 639 (models 603, 703)

EinPAS 15 Engine › 15.25 Engine cooling system › 15.25.1 Basic information — Series 639 (models 603, 703)

EinPAS 16 Fuel/power supply to engine › 16.25 Cooling/heating high-voltage on-board electrical system/fuel cell › 16.25.1 Basic information — Series 639 (models 603, 703)

Also applies to engines/gearboxes: 780 994

AH20.00-N-1142-01EV

Notes on coolant level

ENGINE

780.994 in MODEL 639.603/703

with CODE MA0 (E-CELL 60 kW)

Notes on coolant level

The coolant level in the low temperature cooling circuit in a cold engine must be level with the mark (arrow) on the expansion reservoir (1). At engine operating temperature, the coolant level must lie approx. 10 mm above the mark (arrow).

1

Expansion reservoir (low temperature cooling circuit)

S20.00-4522-11

Notes on coolant level

When the coolant is cold, the coolant level of the battery cooling circuit must lie at the lower edge of the indentation (arrow) on the expansion reservoir (2).
At the coolant's operating temperature, the coolant level must lie approx. 10 mm above the lower edge of the indentation (arrow).

2

Expansion reservoir (battery cooling circuit)

S20.00-4517-11