Lull 944E-42 Service Manual - Manual (Page 222)

Engine: Cummins 4BT 3.9, B4.5T and QSB 4.5T
7.20 Model 644E-42/944E-42 Rev. 6/04
16. Uncap and connect the hydraulic oil inlet (1) and
outlet (2) hoses Check all fittings for o-rings before
making connections. Torque hose fittings to
165 ± 35 lb-ft (224 ± 47 Nm). Torque all fittings with
clean oiled threads.
17. Install the upper radiator hose (3). Attach the lower
radiator hose (4) to the water pump. Torque all hose
clamps (5) to 60 lb-in (6 Nm).
18. Install the fan guard (6) using three previously
removed capscrews (7). Torque capscrews to
13-22 lb-ft (17-31 Nm).
19. Refill the cooling system. Refer to Section 7.6.3,
“Drain and Flush Radiator,” for procedures of refilling
the cooling system.
20. If the vehicle has dual batteries, connect both
negative battery cables (8 and 9) to both batteries.
Connect the lower negative battery cable (8) to the
negative (-) terminal on the lower battery (10). Swing
the upper battery box (11) in and make sure that the
lip (12) on the upper battery box slides below the
knob (13). Secure in place with the knob (13).
21. Run the engine to operating temperature. Visually
check for leaks with the engine running. Check the
coolant level in the overflow bottle and fill, or drain,
as necessary.
22. Install the engine hood with the help of at least one
assistant. (Refer to Section 4.8.2, b. “Engine Hood
Installation,” for proper installation procedures.)
MU1610
1
2
MU1480
3
4
5
MU1540
6
7
MU0650
8
9
10
11
12
13