(c)
Remove the screw (9) and the washer (8) from the clamp (10) and the eye-end (11).
NOTE : Do not disconnect the cable from the structure unless a
____
new installation is necessary.
(2) Disconnect the hydraulic system as follows: (Ref. Fig. 405/TASK 27-24-51-991-007)
(a)
Put the container below the hydraulic connections (30),(37) to collect the unwanted fluid.
(b)
Disconnect the union nut (38) of the pipe (37) from the union
(39)
at the pressure port of the servo control (5).
(c)
Disconnect the union nut (29) of the pipe (30) from the union
(28)
at the return port of the servo control (5).
(d)
Drain the remaining hydraulic fluid into the container.
(e)
Put the blanking caps on the pipes (30),(37).
(f)
Put the blanking caps on the unions (28),(39) of the servo control (5).
(g)
Remove the screw (31) and the washer (32) and disconnect the bonding jumper (33) from the servo control (5).
NOTE : Do not disconnect the bonding jumper (33) from the
____ structure unless a repair or a new installation is necessary.
(3) Disconnect the spring rod (21) from the input lever (17) of the servo control (5) as follows: (Ref. Fig. 405/TASK 27-24-51-991-007)
(a)
Remove and discard the cotter pin (27).
(b)
Remove the nut (26), the washer (25) and the screw (18).
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Servo Control Connection at the Vertical Stabilizer with Bolt PN D5537002020800 Figure 405/TASK 27-24-51-991-007
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(c)
Move the end of the spring rod (21) away from the input lever (17).
(d)
Temporarily safety the flanged bushes (19),(24) and the sliding bush (20) in the input lever (17).
(4) Disconnect the servo control (5) from the bracket (65) of the rudder
(2)
as follows:
(Ref. Fig. 406/TASK 27-24-51-991-008)
(a)
Remove and discard the cotter pin (72).
(b)
Remove the nut (71), the washer (70) and the bolt (61).
(c)
Use the TOOL - EXTRACTION, TAB WASHERS STA-LOK NSA5454 (SL90-314-7500) and remove the tab washer (68) with the spring ring (69) (Ref. TASK 20-22-00-000-001).
(d)
Use the WRENCHES - NOTCHED, TIGHTENING OF NUTS NSA5454 (SL90-374-7500) and remove the slotted nut (67) from the bolt (62).
(e)
Remove the cupwasher (66) from the bolt (62).
NOTE : Do not remove the bolt (62) at this time.
____
(5)
Disconnect the servo control (5) from the bracket (52) of the vertical stabilizer (1) as follows: (Ref. Fig. 405/TASK 27-24-51-991-007)
(a)
Remove and discard the cotter pin (45).
(b)
Remove the nut (46), the washer (47) and the bolt (56).
(c)
Use the TOOL - EXTRACTION, TAB WASHERS STA-LOK NSA5454 (SL90-314-7500) and remove the tab washer (49) with the spring ring (48) (Ref. TASK 20-22-00-000-001).
(d)
Use the WRENCHES - NOTCHED, TIGHTENING OF NUTS NSA5454 (SL90-374-7500) and remove the slotted nut (50) from the bolt (55).
(e)
Remove the cupwasher (51) from the bolt (55). NOTE : The servo control weighs approx. 5.5 kg (12.1254 lb).
(6)
Remove the bolt (62) from the bracket (65) of the rudder (2).
____
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Servo Control Connection at the Rudder with Bolt PN D5537002020800
Figure 406/TASK 27-24-51-991-008
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(7)
Remove the bolt (55) from the bracket (52) of the vertical stabilizer (1).
(8)
Remove the servo control (5) together with the the clamp (10) from
the brackets (65),(52).
(9)
Remove the sealing rings (74),(35) from the eye-end bearings of the servo control (5).
(10)
Remove the locking plate (64) with the washer (77) and the bushes (73),(75) from the bracket (65) of the rudder (2).
(11)
Remove the locking plate (53) with the washer (58) and the bushes (34),(36) from the bracket (52) of the vertical stabilizer (1).
(12)
Remove the clamp (10) from the servo control (5).
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