CR-MM-1-0-00
PS-28 Cruiser
PS-28N Cruiser
CHAPTER 5 – TAIL UNIT
Date of issue: 2018-09-27
Revision No.: 22
5 - 11
5.3.9 Rudder removal
Type of maintenance: heavy
Authorization to perform:
See point 2.5.3.
Tools needed:
-
wrench size 3/8 in, 7/16 in
NOTE:
For rudder removal on two persons are requested.
(a) Remove the two cotter pins (9, Fig. 5-7), unscrew nuts (7), remove washers (8) and bolts
(6) and disconnect control cables (5) from the control lever on the root rudder rib.
(b) Remove the nuts (3) and washers (4) from the bolts on both hinges of the rudder.
(c) Remove top bolt (2) from the hinge and lift the rudder (1) from lower hinge.
(d) Carefully remove the rudder and store it in such a way that a damage cannot occur.
5.3.10 Rudder installation
Type of maintenance: heavy
Authorization to perform:
See point 2.5.3.
Tools needed:
-
wrench size 3/8 in, 7/16 in
NOTE:
For rudder installation two persons are requested.
(a) Inspect the hinges on the rudder, clean them and apply lubricant on them (see 2.6). Do
the same for the hinges on the fin.
(b) Set the rudder (1, Fig. 5-7) to the hinges on the fin.
(c) Put the bolt (2) on the top hinge, slip washers (4), screw and tighten nuts (3) with the
tightening torque.
(d) By means of the bolts (6), washers (8), and nuts (7) connect rudder cable (5) to the control
lever observing the tightening torques.
(e) Secure the nuts (7) with the new cotter pins (9).
(f) Perform check (see 6.4.3), possibly adjustment (see 6.4.4) of rudder deflections.
