Removing and installing fan

AR20.40-S-5614B

14.6.95

ENGINE 601 in MODEL 638

S20.40-2000-09

1 Radiator

2 Nut

3 Fan wheel

4 Locking washer

5 Rupture disc (engine 601.970 and code H06)

6 Nut (engine 601.970 and code H06)

M34 Fan motor

M34.3 Fan motor plug-in connection

 	Removing and installing
1	Disconnect battery		AR54.10-S-0005A
2	Remove upper cross member		AR88.00-S-2302A
3	Push radiator (1) forwards (running direction)
4	Unlock rupture disc (5) and nut (6) and unscrew nut (6) or, if necessary, remove the locking washer.	 Assembly: Replace the rupture disc (5) or the locking washer (4)  Assembly: Secure the nut with the rupture disc (5) or check correct seating of the rupture disc (4) in the groove
5	Release the fan wheel (3) and pull it up and out	 Assembly: Pay attention to the correct seating of the propeller shaft drive lug of the fan motor (M34) in the fan wheel (3)
6	Loosen the plug-in connection (M34.3) and push the plug terminal (arrow) outside the radiator (1)
7	Remove the fastening clip (arrow) in the pillar and withdraw the cable from its fastening rib	 Assembly: Pay attention to the cable laying, if appropriate include the cable in the fastening in the pillar
8	Unscrew the nuts (2) from the fan motor (M34) and draw the fan motor (M34) upwards, together with its cable
9	Assembly in reverse order