# .. Regulatory Eva l uation Docket No. FAA- Directorate ld en tifi er: -AD

{I" voumake c!utllKeS ro ril e l 'ul ues in the tuh/e helmr. ymt 1111/St <!IIS/11'1.! rhe total s updwe un:ordi11gly. (I r!tey do 1101. dick (o r Tuh) into wul the11 out o{rlie dwngc>d all. Estimated Costs: Action Cos t s pe r Product (e . g., a ir c raft, engine , (e . g .. In s pection, prop e ll e r , app li ance) Wo rk-hours Labor Parts Cost Tota l Costs Nu mb e r of Tota l Cost r ep lacement) ( in clude cost (labo r + 

### u .s. fo r U.S. F l ee t Do not includ e oncondition cos t s her e access, t est in g, ( @ $85 / h parts) Regi s tered and c l ose -u p) o ur) Product s 

### In sta ll On-Ground Stab ili ze r Auto trim 122.1 $ 2,7 14 

### 1 36 Inhi bi t System Per SB 747-22-2256 In sta ll On-Ground S tabilizer A utotrim 82 . 2 $3 ,236 678 Inhibi t Sys te m Per SB 7 4 7- 22 -00 96 Install On-Ground Stab ili ze r A ut otrim 120 . 2 $3,569 

### 406 Inhibit System P e r SB 767 - 22- 0143 Perform f unctional tests not to excee d

## ~ 

# y y 1 500 fl ig ht hour inter vals In stall OPS to FCC pe r SB 767-22
- 1.0 $0 

### 23 0146 

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### J..-.- C'o.rl.?**~~ ~,w_'Ml,** **~** 't' J tThe known number of product s in comp li ance: 

### 0 7Total Costs of compliance for U.S . fleet: 

## J $ 15,359 ,949 Costs covered under warranty (if !mown) 

## I $ On-Co n dit io n Costs: 

# G Action Work-hours Labor cost Parts Cost Cost per Product (e .g. , Inspection, ( include access , ( @ $85 / hour)

replacement) testing, and closeup)

S p ecia l co n si d e r a ti o n s fo r · Eco n o mi c A n a lys i s (U s e thi sjield t o explain anyth in g in 1h e Est ima1 e d Co sts 1abl e 1ha1 was ass um ed o r might no/ be obvious. Thisfield can also be us ed t o e xplain warranty cos is): 

### Notes for 747 :

- Estimated work hours :

- Groups 6, 10 , II, 15, 16 , 18 , 2 1 , 29, 30, 85
- 88,90
- 94 ,99 , I 06
- --97 . 15h r -Groups 8 ,19, 26 , 89 , 97 ,98,100 , 101 ---99 . 75hr

- Groups 102-104 ---1 00 . 05 

### hr -Groups I , 7, 14 , 22
- 25 , 27 , 40 , 41 , 44, 60 , 61 , 67, 71 , 96 , I 07-114
- - - I 0 l.l5hr -Groups 2
- 5 , 9 , 12 , 13 , 17 , 20 , 24 , 28, 42 , 43 ,45-59,62
- 66 , 68,69,72
- 84 , 95
- -- 103.75hT -Group 39--- 1 13.75hr

- Groups 33 , 34 , 36 , 38---120.05hr

- Group 70
--- 12 1. 25hr -Groups 31, 32 , 35 , 37- 122.05hr Notes fo r 757:

- Kit price above is for groups 2&3, group 1 is priced at $3155.00 , groups 4&5 are priced at $323 1.00. -Task hours a r e for groups 2&3 , group 1 is estimated at 69.45 , group 4 is estimated at 80 . 35 , and group 5 is estimated at 76 . 15 . Notes for 767:

- Estimated hours is for group 2 . Groups 1 , 3, 4 are estimated at 90.95 hours.

- Estimated parts cost is for all groups .

- OPS installation only applies to 767s identified in Boeing SB 767-22-0143 (703 Software update).

- Perfom1 functional tests on switch to verify 

### fu nctionality over service life of affected a irplan es . Estimated from group 2's tasks to open acc ess panels and perform functiona l te s ts . Groups 1 , 3, 4. and 5 ar e est imate d to be at 24 hours. Ex ecutive Or·dcr 12866: C ou ld th e AD be conside red a .. sig nifi cant regulato 1 y action " ?

## ~ YES* 

## 0 NO 

### [g) *Exp lanat i o n: 

### C umulati ve cost per a irplan e type does not go over US$100,000 , 000.00. AD w ill not re strict airworthiness. 

### 8DOT Regu latory Polic ies a nd Procedure s : I s the AD s i gn ifi cant? YES* 

## D NO 

### [gl *Explanatio n: Regulatory Flexibili ty Act: Wi ll the AD have a sig nifi can t eco no mi c imp act o n a su bsta ntial number of s m a ll e ntiti es? Expl ain fo r e ith e r a Y es o r No answer.

# ~ YES 

## D NO 

### [gl Exp lan at i o n: Intt·a s tate Aviation in A laska: Th is AD cou l d affect intra state av iat i o n in Alas ka . I s it appropriate to include s pec ific req uireme nts fo r a irc r aft operated in A l as ka w he r e aviati o n might be the on l y mod e o f tr ansportati o n? 

# G YES * 

## D NO 

### [gl 

## *Exp I a nat i on :



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