Manifold Installation; Indexing Of Selector Spool (Wiebel Tool) - Piper Navajo Chieftain PA-31-350 Service Manual

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1.
MANIFOLD
2. LANDING GEAR SELECTOR SPOOL RACK
3. INPUT SHAFT GEAR
4. INPUT SHAFT RETURN CAM
5. LANDING GEAR SELECTOR SPOOL
Figure 6-17. Indexing of Selector Spool (Wiebel Tool)
6-84. INSTALLATION OF MANIFOLD. (Refer to Figure 6-14.)
a. Lubricate the "0" rings (37) and install on the five transfer sleeves (36).
b. Insert the transfer sleeves (36) into the manifold (35).
c. Mate the manifold (35) to the Power Pack body, using care to prevent damage to the "0" rings
on the transfer sleeves.
NOTE
When mating the manifold with the Power Pack body, index the
landing gear selector spool rack with the input shaft gear as shown
in Figure 6-17. With landing gear selector spool (5) protruding .06
inches from face "A" of manifold (1) and the input shaft return
cam (4) in the horizontal position, tooth of input shaft gear (3)
will match with toothspace in the landing gear selector spool rack
(2).
d.
Install the four manifold attaching bolts and torque to 35 inch-pounds. Do not over torque bolts
as this will cause binding of the landing gear selector spool (17).
e.
Lubricate "O" ring (22) and "0" ring (24) and install on plunger (23).
f. Install plunger (23) and lubricated spring (25) into manifold (35).
g.
Lubricate threads of retainer (26), install into manifold (35). Torque to 25 inch-pounds and
safety wire retainer (26) to manifold (35) using wire (47).
Reissued: 9/23/80
HYDRAULIC SYSTEM
NAVAJO CHIEFTAIN SERVICE MANUAL
2C5