Advance adapters inc, Np231 short shaft "fixed yoke" kit, Disassembly – Advance Adapters 50-7906B User Manual
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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 4 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. 1) Yoke Nut Removal
(1)
Remove Speed-o-drive.
(2)
Remove front yoke nut.
(a) Move range lever to 4L position.
(b) Remove front yoke nut with 1-1/8" socket using an impact
wrench.
(Fig. 1)
(3)
Remove yoke. Note: If difficult, use a puller.
(Discard seal washer).
(4)
Remove selector lever.
(Fig. 2)
(Fig. 2) Range Selector Removal
(Fig. 3) Slinger Removed / Harmonic Dampener
(5)
Remove the output shaft boot. Spread band clamps with a Awl.
Slide boot off.
(6)
Remove slinger (this one is tough)! Good thing you won't need
this later.
(Fig. 3)
(6a) On newer transfer cases, Jeep used a harmonic dampener. The
dampener has 3 tapped metric holes (6mm-1.00). By installing
bolts into these holes, they will go through the dampener and
press against the stock tailhousing, pressing the harmonic
dampener off the output shaft.
(7)
Remove stop spacer & snap ring.
(Fig. 4)
(Fig. 4) Stop Spacer & Snap Ring Removal
DISASSEMBLY