Dodge 2001 Ram 1500 Owner's Manual page 2480

BR/BE
TRANSFER CASE - NV231HD (Continued)
(5) Align oil pump with mainshaft and align shift
rail with bore in rear case. Then install rear case and
oil pump assembly (Fig. 86). Be sure oil pump and
pickup tube remain in position during case installa-
tion.
Fig. 86 Rear Case And Oil Pump Installation
1 - MAINSHAFT
2 - OIL PUMP
3 - REAR CASE
(6) Install 4-5 rear case-to front case bolts to hold
rear case in position. Tighten bolts snug but not to
specified torque at this time.
CAUTION: Verify that shift rail (Fig. 87), and case
alignment dowels are seated before installing any
bolts. Case could be cracked if shaft rail or dowels
are misaligned.
Fig. 87 Shift Rail Seated In Rear Case Bore
1 - REAR CASE
2 - SHIFT RAIL
TRANSFER CASE - NV231HD
(7) Verify that oil pump is aligned and seated on
rear case. Reposition pump if necessary.
(8) Check stud at end of case halves (Fig. 88). If
stud was loosened or came out during disassembly,
apply Loctite™ 242 to stud threads and reseat stud
in case.
(9) Apply Loctite™ 242 to remainder of rear case-
to-front case bolt threads and install bolts. Be sure
lock washers are used on studs/bolts at case ends.
Tighten bolts, or stud nuts as follows:
• flange head bolts to 47-61 N·m (35-45 ft. lbs.)
• all other bolts/nuts to 27-34 N·m (20-25 ft. lbs.)
Fig. 88 Washer Installation On Case Stud And
Dowel Bolts
1 - CASE STUD/BOLT
2 - WASHER
(10) Install oil pump retaining ring on mainshaft
(Fig. 89).
Fig. 89 Oil Pump Retaining Ring Installation
1 - RETAINING RING
2 - OIL PUMP
21 - 845