Lull 944E-42 Service Manual - Manual (Page 217)

7.15 Model 644E-42/944E-42 Rev. 6/04
Engine: Cummins 4BT 3.9, B4.5T and QSB 4.5T
7. Drain the contents of the overflow reservoir (10) by
removing the overflow tube (11) from the radiator.
The lower portion of the tube is connected to the
overflow reservoir. Use the tube to channel the
coolant into a container. Transfer the coolant into a
properly labeled container. Dispose of properly.
Reconnect the overflow tube to the radiator upon
completion.
8. Remove three capscrews (12) securing the fan
guard (13).
9. Remove the upper radiator hose (14) by loosening
the upper hose clamp (15) and the clamp attaching
the upper hose to the thermostat housing (16).
Remove the lower radiator hose (17) by loosening
the clamps attaching the lower hose to the water
pump inlet (18) and lower radiator outlet (19).
MU1390
8
9
MU1380
10
11
MU1540
12
13
MU1480
14
15
16
17 18
19