Textron Cessna 404, Руководство по обслуживанию

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CESSNA AIRCRAFT COMPANY
MODEL 404
MAINTENANCE MANUAL
(3) Remove fork (12) from trunnion (5) by removing roll pin (14) from fork pin (16), and remove
nut (10), washers and fork pin from trunnion. Remove spacer (13) from fork.
(4) Remove roller (17) from fork pin (16) by removing nut and bolt.
NOTE: If it is necessary to remove the axle from the trailing link assembly. Refer to
Supplemental Inspection Document Section III, 32-10-07 for assembly and
disassembly procedures.
(5) Disassemble strut assembly as follows:
(a) Tag and disconnect electrical wires, cut safety wire. Remove filler plug (36) and
packing (35).
(b) Loosen locknut and remove switch (23) from barrel (6).
(c) Remove air valve (33) and packing (34).
(d) Remove retainer ring (30), retainer scrapper, and scrapper ring and pull piston (9)
from barrel (6).
(e) Slide bearing (31) and spacer (32) from piston.
(f) Remove lock ring (25) from piston. Remove orifice plate (26) and isolation piston (27)
from piston.
(g) Remove seals (28 and 29) from isolation piston (27) and piston (9) and discard.
(h) Remove metering pin (24) from barrel (6).
(i) If bearings (22) are to be replaced, press bearings from barrel assembly and piston
assembly using an arbor press.
(j) If bearings (15) and bushings (18) are to be replaced, press bearings and bushings
out of the trunnion by using an arbor press.
(k) If bushings (11) are to be replaced, press bushings from fork (12).
B. Assemble Main Landing Gear.
WARNING: DO NOT APPLY AIR OR NITROGEN CHARGE TO STRUT UNTIL IT IS
PROPERLY SERVICED WITH HYDRAULIC OIL.
(6) Assemble strut assembly.
(a) If bearings (22) were removed from barrel (6) and piston (9), install bearings as
follows:
1)
Prime bearing surfaces with Loctite Primer T. When the solvent odor of the
primer is no longer present, apply Loctite Retaining Compound No. 35 to bearing
surfaces and press bearing into place.
NOTE: Lubricate seals and mating parts liberally with clean MIL-H-5606
hydraulic fluid before installation and assembly.
(b) Install seal (28) on isolation piston (27) and insert isolation piston into piston (9) with
shallow cup toward air valve opening.
(c) Install orifice plate (26) in piston (9) and secure with lock ring (25).
(d) Install seal (29) on piston (9).
(e) Install metering pin (24) in barrel. Make sure shoulder of metering pin is fully seated.
NOTE: Air valve and switch must be on the same side and centerline of the strut.
D2517-16-13 Temporary Revision Number 11 - Feb 15/2013
4-10
Page 3
Jan /82