Notes on coolant level - AH20.00-P-1142-01CW
Model 166, 204, 207, 212, 218
When the engine is cold, the engine coolant level must reach up to the marking (arrow) in the coolant expansion reservoir (1). When coolant is warm: approx. 1 cm above this scribe mark.
Model 197
When the engine is cold, the engine coolant level must reach up to the upper edge of the stay (arrow) in the coolant expansion reservoir (1).
When coolant is warm: approx. 1 cm above the upper edge.