Remove/Install Coolant Expansion Reservoir - Ar20.30-D-4949TS

Engine 642 in model 907 

Engine 651 in model 907 

MODIFICATION NOTES

16.07.2019	Method extended	Operation step 1
16.07.2019	Document reference added.	Operation step 3

	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
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove cap of coolant expansion reservoir (1).	First, unscrew cap counterclockwise up to safety catch and release overpressure. Then unscrew the cap.
2	Suction off coolant from coolant expansion reservoir (1).
	Notes on coolant level	Coolant	*BF20.00-N-1001-01TS
		Hand pump	Fig 1
3	Remove hoses (2) from coolant expansion reservoir (1).	: Check hoses (2) for damage. Depending on the findings, ↓ Replace respective damaged hose (2).	AR20.20-P-7441-01RQ
4	Disconnect electrical connector (3).
5	Remove coolant expansion reservoir (1).	To do this, unclip coolant expansion reservoir (1) from bracket (4).
6	Install in the reverse order.
	Check
7	Check engine cooling system for leak tightness.		AR20.00-D-1011TS

ENGINE COOLING

Number	Designation			Engine 642 in model 907 except code H12 (Auxiliary hot-water heater) except code H13 (Additional heat exchanger) except code HZ9 (Heater booster) Transporter	Engine 642 in model 907 with code H12 (Auxiliary water heater) or with code H13 (Rear additional heat exchanger) or with code HZ9 (Heater booster) van
BF20.00-N-1001-01TS	Coolant	Total filling capacity	Liter	≈ 11,6	≈ 14,4
		Anti-protection/antifreeze down to -37 °C	Liter	≈ 5,8	≈ 7,2
		Anti-corrosion protection/antifreeze down to -45 °C	Liter	≈ 6,4	≈ 7,9
		Sheet		BB00.40-P-0310-01A	BB00.40-P-0310-01A
		Sheet		BB00.40-P-0326-05A	BB00.40-P-0326-05A
		Sheet		BB00.40-P-0326-06A	BB00.40-P-0326-06A

ENGINE COOLING

Number	Designation			Engine 651 in model 907 except code H12 (Auxiliary hot-water heater) except code H13 (Additional heat exchanger) except code HZ9 (Heater booster) Transporter	Engine 651 in model 907 with code H12 (Auxiliary water heater) or with code H13 (Rear additional heat exchanger) or with code HZ9 (Heater booster) van
BF20.00-N-1001-01TS	Coolant	Total filling capacity	Liter	≈ 9,8	≈ 12,2
		Anti-corrosion protection/antifreeze down to -37 °C	Liter	≈ 4,9	≈ 6,1
		Anti-corrosion protection/antifreeze down to -45 °C	Liter	≈ 5,4	≈ 6,7
		Sheet		BB00.40-P-0310-01A	BB00.40-P-0310-01A
		Sheet		BB00.40-P-0326-05A	BB00.40-P-0326-05A
		Sheet		BB00.40-P-0326-06A	BB00.40-P-0326-06A

Fig 1: Hand Pump (210 589 00 71 00)