Remove/install coolant line - AR20.20-P-7441MCU

ENGINE 132.910 in MODEL 451.3/4 

Fig 1: Identifying Coolant Line Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Drain coolant		AR20.00-P-1142MCU
2	Remove intake manifold (2)		AR09.20-P-1310MCU
3	Loosen clamp (3) and detach coolant hose (4) from coolant line (1)	: Replace clamp (4).
4	Loosen clamp (5) and detach coolant hose (6) from coolant line (1)	: Replace clamp (6).
5	Remove bolts (7) and coolant line (1)		*BA20.10-P-1011-01J
			*BA20.10-P-1012-01J
6	Install in the reverse order

COOLANT PUMP, COOLANT THERMOSTAT

Number	Designation		ENGINE 132.9
BA20.10-P-1011-01J	Bolt connecting coolant line to cylinder head	Nm	24
BA20.10-P-1012-01J	Bolt, coolant line to crankcase	Nm	24