Piper Navajo PA-31 Service Manual page 159

PIPER NAVAJO SERVICE MANUAL
1. For rudder P/ N 40046-00 and 40046-26 (Refer to Figure 4-22).
(a) Remove rudder tip by removing attaching screws.
(b) A trim weight attachment point is provided and located in the web of the upper rib,
approximately .62 of an inch aft of the balance weight. Weights are installed with AN3
bolts with length depending on the amount of weights used. (Should the anchor nut
not be provided, it may be installed per instructions given in Paragraph 4-94.)
(c) Install rudder tip and secure with all attaching screws.
(d) With the rudder completely reassembled, recheck the balance to insure that it is now
within the proper limits.
(e) Reinstall the rudder per Paragraph 4-38.
2.
For rudder P/N 40046-39 (Refer to Figure 4-23).
(a)
The trim weights are mounted to the underside of the counterbalance channel.
(b) Recheck the balance to insure that it is now within the proper limits.
(c) Reinstall the rudder per Paragraph 4-38.
162
TRIM WEIGHT
P/N 43332-00
I
Figure 4-22. Balancing Rudder
Revised: 9/23/80
STRUCTURES
1G15