Replace Water Rudder
100535-01
The following should be used to replace the water rudder.
Applicable Aircraft Serial Numbers
All
Type of Maintenance
Line
Level of Certification
LSA-RM
Task Specific Training Required
No
Special Tools Required
None
Parts Required
M81934/2-05C012 Bushing
ICA008933 Cable
MS51844-22 Swage Fitting
AN100C-3 Thimble
ME001135 (PRIMED AND PAINTED WATER RUDDER)
Aircraft System and Number
08—Fuselage and Vertical Tail
Safety Equipment
As Needed
Consumables
LOCTITE® 603
LOCTITE® 243™
Task Instructions
1. Install bushing M81934/2-05C012 into water rudder using LOCTITE® 603, allow full cure prior to continuing assembly.
2. Route new cable (ICA008933, FN 017) around the water rudder pulley, through the guide tubes in the water rudder torque tube assembly, over the water rudder retraction pulleys, and through the tail boom up to the existing turnbuckles and eye bolts.
3. Assemble water rudder into flange on aircraft using 91950A029 on the outside, and bolting through the bushing ICA008934 and bolt with 97851A104 using LOCTITE® 243™ and torque to 1/4 turn past sharp rise in torque.
4. Ensure that the swaged ball on the water rudder cable is seated in the groove in the water rudder pulley.
5. Ensure that the cables are not twisted and that the end that will retract the water rudder when pulled is connected with the water rudder actuator.
6. Route and swage cables.
Note:
Trim length of cable beyond swage fitting shall be .125-.50”
7. Terminate cables with swage fittings (MS51844-22, FN003) and thimbles (AN100C-3, FN 004) through existing eye bolts (FN 006).
Verification Method
Verify that the water rudder rotates horizontally 40±5° in both directions when the corresponding full rudder input is applied.
Verify that the water rudder rotates vertically 90±1° when extended.
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