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Lull 944E-42 Service Manual User Manual

Page 241

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7.39

Model 644E-42/944E-42

Rev. 6/04

Engine: Cummins 4BT 3.9, B4.5T and QSB 4.5T

49. Label and disconnect the engine coolant

temperature switch lead (19) and (unplug) the oil
pressure switch lead (20). (Refer to Section 9.14.14,
“Engine Coolant Temperature Sender,”
and Section
9.14.13, “Engine Low Oil Pressure Switch.”)

50. Remove any clips securing the power harness and

sensor harness to the engine and move the wiring
harness safely out of the way.

51. Label and disconnect the shift solenoid wiring

harness connectors (21, 22, 23, 24, 25, and 26).
Remove the transmission temperature switch
lead (27). Remove any clips securing the wiring
harness to the transmission and move the wiring
harness safely out of the way.

52. Connect a suitable engine hoist to the front engine

lift bracket (28) and transmission mounting
bracket (29).

53. At the back of the engine mount frame, remove the

two elastic locknuts (30), two rebound washers (31),
two isolators (lower half) (32), and two
capscrews (33), securing the engine mounts to the
engine mount frame.

54. At the front of the engine mount frame, remove the

two elastic locknuts (34), two rebound washers (35),
two isolators (lower half) (36), and two
capscrews (37), securing the transmission mount to
the engine mount frame.

TR6A

TRG4

TR4A

TRG2

TR5A

TRG1

TR3A

TRG3

TR1A

TRG5

TR2B

TRG6

MU3080

21

22

23

24

25

26

27

MU3100

28

29

MU3110

30

31

32

33

34

35

36

37

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