Piper Comanche PA-24 Service Manual page 332

PIPER COMANCHE SERVICE MANUAL
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FIGURE 6-8. INSTALLATION OF PLUMB BOB ATTACHMENT
TOOL AND ALIGNMENT JIG
2. Jig Method,
(Fabricate a jil IDd plWllb bob aaacbmeDt tool oonforming to spcc:ifiarioDS Jiven in Figures 6-38
IDd 6-39.)
(a) Arucb. plumb
to
the plumb bob atw:hment tool aDd insr:all tool on the forward edge of
'he lower
fire
wall fla ..... or on the rwo nose
,eu
braee rubes
u
shown in Figure 6-6.
(b) Attach aligning jig to the rear of the nose wheel at the axle u shown in Figure 6-{;. _
(0)
AJ<:crtaiD
th&E
the airplane i.laterally l<"Vei. (Refer to LoveliDl. Seotion 11.) _
(d) Tum the nose wbeel until the <enter line marked on the jig >lign. with the plumb bob.
With the rudder pedals olamped in neutral position (refer to Figure 6-4). adjuSt the rod end. of each nose
gear .tcering rod to po.ition the oookpit rudder pedal. fore IDd aft. The «nter line of the rudder pedals is
13 derrees aft of the vertical position (refer to Figure 6·S) with the airplane level. Pla<e a bubble protraaor
apiDst the pedal steering rube
to
check this angle. Do not attempt to make adjustmenu by melD. of one
beating but divide the adjustment
between
the rod end
bearings
at
eaoh end of the rod. A three-cighths inoh
minimum thread enpJCment must be held.
(e) Check nose gear
Steering
for 20 dqrec maximum right and left by ruming the jig and
wheel to [be right and left wbile observing that the 20 dqrec mark. >lign with the plumb bob.
6·17. Nose Gear Door Assembly. (PA·24-180. PA·24-250 and PA·24-260. Serial Nos. 24-1 ro 24-4782 and
24-1784
[0
244803 inol.)
6-18. Removal Of NolC Gear Door ASlCmbly.
a.
With
the gear extended disconnect [he nose geu door rettaction. rod at the oleo strUt
by
removing
the cotter pin. washer. and pin.
b. Remove the corter pm washer 1:ld hinge pin from both door hinges and remove door.
1114
LANDING GEAR AND 8RAKE SYSTEM
ISSUED: 8/18/72