Piper Navajo PA-31 Service Manual page 391

PIPER NAVAJO SERVICE MANUAL
3. The upper and lower link assemblies may be removed as one unit by removing
the upper
drag links (37 and 39) attachment bolts at their attachment plates.
e.
With the lower drag link (41) disconnected from the gear housing (44), the gear
may be removed
by removing the attachment bolt assemblies at the attachment plates (38 right)
on each side of the gear
housing. Note, if any, the number and location of spacer washers between the
gear housing and attachment
plates.
f. The idler link (24) may be removed after the gear operating rod has been disconnected,
by the
following procedure:
1. Remove the downlock spring (22) and the eye bolt (51) which is attached to the
idler link.
2.
Disconnect the gear actuating cylinder (25) rod from the link.
3.
Remove the link pivot bolt (19) by sliding the bolt out of the link, allowing the
head to
enter the hole in the side of the limit switch bracket. With the head through the bracket
hole, the threaded
end of the bolt can continue out of the link.
4.
Remove the idler link (24).
g.
The uplock rod or cable (18) may be removed by removing the nut (20) from the
actuating cylinder
support bolt and sliding the rod or cable off the bolt. Retain bolt in place to support
the cylinder
h.
The uplock hook (10) may be removed after the removal of the uplock rod or cable( 18)
and the hook
pivot bolt. Remove the hook with the uplock spring (11).
NOTE
The idler link (24). uplock rod or cable (18) and uplock hook may
also be removed with support tube (17) as one unit.
i.
To remove the support tube (17), first remove the up limit switch (15) and wire support
clamps.
Hold the support nuts within the nose section; wrench the support bolts and remove tube.
j.
The gear housing (44) attachment plates (43 right) may be removed by grinding the
rivet heads
flush with the plate and removing the rivets.
k.
The upper drag links (37 and 39) attachment plates (28 right) may be removed by
holding the
attachment nuts within the nose section and wrenching the support bolts.
THIS SPACE INTENTIONALLY LEFT BLANK
Revised: 11/15/82
LANDING GEAR AND BRAKE SYSTEM
2E13