Advance adapters inc, Np231 short shaft "fixed yoke" kit – Advance Adapters 50-7906B User Manual
Page 9
ADVANCE ADAPTERS INC.
P/N: 50-7905, 50-7906 & 50-7906B
P.O. Box 247, 4320 Aerotech Center Way
New Item: (12/98)
Paso Robles, CA 93447
PAGE 9 OF 12
Telephone: (800) 350-2223
Fax: (805) 238-4201
Page Rev. Date:
07-31-07
SPECIAL NOTE:
The components packaged in this kit have been assembled and machined for specific type of conversions. Modifications to any of the
components will void any possible warranty or return privileges. If you do not fully understand modifications or changes that will be required to complete your conversion,
we strongly recommend that you contact our sales department for more information. This instruction sheet is only to be used for the assembly of Advance Adapter
components. We recommend that a service manual pertaining to your vehicle be obtained for specific torque values, wiring diagrams and other related equipment.
These manuals are normally available at automotive dealerships and parts stores.
NP231 SHORT SHAFT "FIXED YOKE" KIT
(Fig. 5A) New Main Output Shaft Assembly
(3)
Output shaft and drive chain assembly:
(a) Lubricate chain & shaft with ATF.
(b) Insert main shaft assembly into the housed planetary
assembly.
(c) Install the drive chain onto the front output shaft.
(d) Insert them into the bearing. Lift upward and tilt the shaft
toward the main shaft to work the chain into position.
(Fig. 5A)
(4)
Make sure the mode spring is in place, seen in the middle.
(Fig. 5A)
(Fig. 6A) Case Half Pre-assembly
(5)
Rear case assembly:
(a) With all components clean, install oil pump.
(b) Seat the pickup tube into the pump "o-ring".
(Fig. 6A)
(c) Prelube the front output shaft bearing located in the rear
case.
(6)
Apply a thin film of sealant to the front case. Use a good RTV,
like the OEM sealant, available from your local Jeep dealer.
(Fig. 7A)
P/N = 82300234.
(Fig. 7A) Thin film RTV Applied Prior to Mating
Case Halves.
(Fig. 8A) Case Halves Assembled
(7)
Assembly of case halves:
(Fig. 8A)
(a) Slide the pump & case into position.
(b) If you have difficulty, check for possible problems. DO NOT
FORCE! Mode fork rail extends through rear case!
(c) Install all fasteners in their original positions. (Black bolts
at dowel locations!)
(d) Torque evenly to 27-34 N.m (20-25 ft./lbs.)