Lull 944E-42, Руководство по обслуживанию

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7.11 Model 644E-42/944E-42 Rev. 6/04
Engine: Cummins 4BT 3.9, B4.5T and QSB 4.5T
b. Thermostat Installation
Note: Ensure that notched edge of thermostat seal (16)
is facing thermostat.
1. Install the engine lift bracket (17), thermostat
seal (16), thermostat (15) gasket (14) and
thermostat housing (13). Secure with the three
capscrews (12) removed earlier. Torque to 18 lb-ft
(24 Nm).
2. Install the upper alternator mount (11) with the three
capscrews (10) removed earlier. Torque to 14 lb-ft
(19 Nm).
3. Install the alternator with the alternator mounting
capscrew (9) and alternator link capscrew (8).
Torque to 32 lb-ft (43 Nm).
4. Install the exhaust tubing by first positioning the
V-band clamp (6) and tube onto the turbo exhaust
opening. Then align and join the exhaust tube with
the upper lap-joint tube clamp (5). Secure the lower
exhaust bracket (3) with the two capscrews (4)
removed earlier, and torque to 11-19 lb-ft
(15-25 Nm). Now torque the V-Band (6) to 4-5 lb-ft
(6-7 Nm), and the lap-joint tube clamp (5) to
45-60 lb-ft (61-81 Nm).
5. Insert a 3/8" drive ratchet into the automatic belt
tensioner housing (1) and rotate the automatic belt
tensioner inward. With the automatic tensioner lifted
out of the way, install the fan drive belt (2).
6. Install the fan guard (19) with three capscrews (18).
7. Install the upper radiator hose (20). Torque both
hose clamps (21 and 22) to 60 lb-in (6 Nm).
8. Refill the cooling system. Refer to Section 7.6.3,
“Drain and Flush Radiator,” for procedures of refilling
the cooling system.
MU1540
18
19
MU1480
20
21
22