Piper PA-34-200T Seneca II Service Manual Download

Page: 401 / 869

7-23. INSTALLATION. (Refer to Figure 7-6.)

NOTE: When assembling components of the landing gear, lubricate bearings, bushings, and friction

surfaces with proper lubricant as described in Section II.

Insert a gear support bearing (53 and 54) in each support fitting (1 or 16) and secure with snap rings
(2). Check bearing (53) for excess end play, shim as necessary with shim washers (49) (P/N 62833-
44).

The gear housing may be installed in the wheel well of the wing by the following procedure:

Place spacer washer (52) and then forward support fitting (16) on forward arm of the housing.
Determine that barrel nut (55) is properly positioned in the arm and insert attachment bolt (50)
through washer (51) and the fitting into the arm. Torque bolt per Figure 7-6 and ascertain that
the bearing is free to rotate.

Position aft support fitting (1) at its attachment point in the wheel well and secure with bolts,
washers and nuts as shown in Figure 7-6. Install nuts and washers by reaching through the
access hole on the underside of the wing.

With the retainer tube (4) for the aft arm of the housing in hand, reach up through the access
opening and insert the tube into the support fitting (1) through the hole in the web.

Position the gear housing up in the wheel well and install the forward support fitting (16) with
bolts and washers as shown in Figure 7-6. Torque per Figure 7-6.

Push the retainer tube into the arm of the housing and secure with bolt (48). Torque per
Figure 7-6.

Check that the gear rotates freely in its support fittings and recheck thrust.

Connect the brake line to its mating line in the wheel well and bleed brakes as explained in
Paragraph 7-65 or 7-66.

The gear side brace link assembly may be installed by the following procedure:

Position link support bracket (27) with swivel stud (26) installed at its attachment point on the
web of the spar and secure with bolts and washers.

NOTE: When installing a new wing, it will be necessary to back drill two (2) holes 0.250 inch

and countersink 100 x .499 through the spar cap. (Screw head should be flush with
spar.) Use hole in the support bracket as a guide in the drilling.

Ascertain that the upper and lower links (28 and 33) are assembled with downlock hook (30),
retraction fitting (21), etc., attached, and the through travel of the links and downlock hook
clearance checked according to Paragraph 7-21a.

Attach the upper link to the swivel stud of the support fitting and secure with bolt, bushing,
washer, nut and cotter pin (25).

Attach lower link assembly (33) to the gear housing (13) and secure with bolt, washers and nut
(7). Torque nut per Figure 7-6.

The actuating cylinder rod end bearing (46) and lower side brace link (33) may be attached
respectively to the retraction fitting (21) and strut housing during the adjustment of the landing
gear.

Piper PA-34-200T Seneca II, Service Manual

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