E.
Reaction Link Removal (Fig. 401)

 S 024-056
 (1)  
Do these two steps only if you remove the right outboard PCA reaction link:

 (a)  
Remove the screws (one on each end) that connect the pressure sensor conduit to the stabilizer rear spar (Fig. 403).

 (b)  
Remove the pressure sensor conduit.

 S 034-057
 (2)  
Disconnect the electrical connector from the PCA (Fig. 401).

 S 034-058

 (3)  
Remove the bolt (6) and disconnect the pogo rod (5) from the PCA summing lever.

 NOTE: Do not change the adjustment of the pogo rod while it is
____ disconnected. It is necessary to adjust the elevator system if you change the adjustment on the pogo rod.
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 (4)  S 034-060Disconnect the hydraulic pressure and return lines (10) from the PCA (9).
 (5)  S 494-059Install plugs on the hydraulic lines and caps on the PCA ports.
 (6)  S 104-061Clean the PCA and hydraulic lines and remove all leakage of hydraulic fluid.
 (7)  S 034-062Hold the PCA (9) and remove the bolt (14), washers (15, 17), bushing (16), and nut (18), which connect the PCA rod end (12) to the elevator spar fitting.
 (8)  S 034-063Hold the reaction link (19) and remove the bolt (14), washers (15, 17), bushing (16), and nut (18) which connect the reaction link rod end to the elevator spar fitting.
 (9)  S 034-064Hold the reaction link and the PCA, and remove the bolt (26), washers (27), bushing (28), and nut (29) which connect the trunnion (4) to the idler link (13).
 S 034-065

 (10)
 Remove the bolts (23), washers (24), and nuts (25) which connect the reaction link (19) to its bearings (21).

 S 024-066

 (11)
 Remove the reaction link (19) from the trunnion (4).

 S 024-067

 (12)
 Disconnect the bolts (1), washers (2), and nuts (3) and remove the PCA (9) from the trunnion (4).

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 TASK 27-31-05-424-068
 5. Install the Elevator Reaction Link
__________________________________
 A. Consumable Materials
 (1) A00247 Sealant, Chromate Type - BMS 5-95
 (2) D00633 Grease, BMS 3-33 (Recommended)
 (3) D00015 Grease, Corrosion Preventive - BMS 3-24 (Optional)
 (4) D00013 Grease, MIL-G-23827 (Alternative)
 B. Parts
 ~............................................................................... | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................. | 401 | 1 |Bolt | 27-31-05 | 01 | 890 | | | 2 |Washer | | | 895 | | | 3 |Nut | | | 900 | | | 4 |Trunnion | | | 873 | | | 6 |Bolt | | | 275 | | | 7 |Washer | | | 280 | | | 8 |Nut | | | 285 | | | 9 |Power Control Actuator | | | 905 | | | 14 |Bolt | | | 825 | | | 15 |Washer | | | 827 | | | 16 |Bushing | | | 840 | | | 17 |Washer | | | 830 | | | 18 |Nut | | | 835 | | | 19 |Reaction Link | | | 887 | | | 23 |Bolt | | | 859 | | | 24 |Washer | | | 861 | | | 25 |Nut | | | 863 | | | 26 |Bolt | | | 775 | | | 27 |Washer | | | 780 | | | 28 |Bushing | | | 795 | | | 29 |Nut | | | 785 | 2.......….......…....................................…...........….....…........1
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