Check coolant level in coolant expansion reservoir for cooling circuit of high-voltage battery

AP20.30-P-2053C

06.09.2016

Model

453 with engine 780

Shown on model 453.391

1	Coolant expansion reservoir
2	Cap

P20.30-2465-06

 Danger !	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. Wear protective gloves, protective clothing and safety glasses.	AS20.00-Z-0001-01A
	Notes on coolant		AH20.00-N-2080-01A
	Check
1	Check coolant level	 The coolant level must be between the "Min." and "Max." markings on the coolant expansion reservoir (1).
		Coolant level within "Min." and "Max." markings
		
		Coolant level correct, check complete, no further operations steps necessary.
		Coolant level outside "Min." and "Max." markings
		
		Check coolant level in coolant expansion reservoir (1), continue with operation step 2.
	Remove
2	Unscrew cap (2) of coolant expansion reservoir (1)
	Check
3	Check coolant level	If coolant level is too low
		
		Check coolant for leaktightness and check coolant for antifreeze content subject to separate repair order.
		Coolant specifications	BB00.40-P-0310-01A
		Anticorrosion agent/antifreeze (specification 325.5)	BB00.40-P-0325-05A
	Install
4	Seal coolant expansion reservoir (1) with cap (2)