21 - 286
NP231 HD/NP241/NP241 HD TRANSFER CASE
CASE
DOWELS (2)
SPEEDOMETER
GEAR
/
FRONT
RETAINING
RING
\ ^
_
Fig. 17 Removing Speedometer Gear Rear Retaining
Ring
REAR
CASE
J9421-278
NUT AND
WASHER
Fig. 18 Removing Case Attaching Boiis
TOOL
J9421-282
Fig. 19 Loosening Rear Case (Breaking Sealer
Bead)
(21) Unseat rear case from alignment dowels (Fig.
20).
REAR
CASE
J9421-283
Fig. 20 Removing Rear Case From Alignment Dowels
REAR
CASE
FRONT
CASE
J9421-284
Fig. 21 Rear Case Removal
(23) Remove oil pump, pickup tube and filter as as
sembly (Fig. 22). The oil pump can be disassem
bled for cleaning and inspection. However, the
pump parts are not serviced separately. If any
pump component is worn, or damaged, the
pump must be replaced as an assembly.
TUBE
PUMP
ASSEMBLY
jo
4
2i.285
Fig. 22 Oil Pump And Pickup Tube Removal
(22) Remove rear case from front case (Fig. 21).