### Commercial **Airplane Group**  

# 737 Service Bulletin **SPECIAL ATTENTION Number: 737-25-1596**  Date: November 20, 2008 ATA System: 2522 **SUBJECT:** EQUIPMENT/FURNISHINGS - Passenger Seat - Move The Passenger Seats, Change Seat Arm Caps Export of this technology is controlled under the United States Export Administration Regulations (EAR) (15 CFR 730-774). An export license may be required before it is used for development, production or use by foreign persons from specific countries. The controller of this data has the individual responsibility to abide by all export laws. 9E991 ECCN: 

## BOEING PROPRIETARY, CONFIDENTIAL, AND/OR TRADE SECRET Copyright © 2008 The Boeing Company Unpublished Work - All Rights Reserved Boeing claims copyright in each page of this document only to the extent that the page contains copyrightable subject matter. Boeing also claims copyright in this document as a compilation and/or collective work. This document includes proprietary information owned by The Boeing Company and/or one or more third parties. Treatment of the document and the information it contains is governed by contract with Boeing. For more information, contact The Boeing Company, P.O. Box 3707, Seattle, Washington 98124. Boeing, the Boeing signature, the Boeing symbol, 707, 717, 727, 737, 747, 757, 767, 777, 787, Dreamliner, BBJ, DC-8, DC-9, DC-10, MD-10, MD-11, MD-80, MD-88, MD-90, and the Boeing livery are all trademarks owned by The Boeing Company; and no trademark license is granted in connection with this document unless provided in writing by Boeing.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 1 of 27 8.0BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 2 of 27 **BOEING SERVICE BULLETIN 737-25-1596**

BLANK PAGE**Table of Contents** Summary ..................................................... 5 1. PLANNING INFORMATION ......................................... 9 A. Effectivity ................................................ 9 1. Airplanes ............................................. 9 2. Spares Affected ......................................... 9 B. Concurrent Requirements ....................................... 9 C. Reason . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 D. Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 E. Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 F. Approval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 G. Manpower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 H. Weight and Balance Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 I. Electrical Load Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 J. References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 1. Existing Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2. Data supplied with this Service Bulletin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3. Installation Drawings Used in the Preparation of this Service Bulletin . . . . . . . . . . . . 12 K. Publications Affected . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 L. Interchangeability and Intermixability of Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 2. MATERIAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 A. Material - Price and Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 B. Industry Support Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 C. Parts Necessary For Each Airplane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 1. Kits/Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 2. Parts and Materials Supplied by the Operator . . . . . . . . . . . . . . . . . . . . . . . . 16 3. Parts Modified and Reidentified . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4. Parts Removed and Not Replaced . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 D. Parts Necessary to Change Spares . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 E. Special Tooling - Price and Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 F. Special Tooling Necessary to do this Service Bulletin . . . . . . . . . . . . . . . . . . . . . . . 17 3. ACCOMPLISHMENT INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 A. GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 B. WORK INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 FIGURE 1: MOVE THE PASSENGER SEAT - LEFT SIDE OF AISLE . . . . . . . . . . . . . . . . . . 21 FIGURE 2: MOVE THE PASSENGER SEAT - RIGHT SIDE OF AISLE . . . . . . . . . . . . . . . . . 24 FIGURE 3: CHANGE ARM CAPS - LEFT AND RIGHT SIDE OF AISLE [Group 1] . . . . . . . . . . . 27

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 3 of 27 **BOEING SERVICE BULLETIN 737-25-1596**BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 4 of 27 **BOEING SERVICE BULLETIN 737-25-1596**

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### Commercial **Airplane Group**  

# 737 Service Bulletin **SPECIAL ATTENTION Summary**  **Number: 737-25-1596** Date: November 20, 2008 ATA System: 2522 **SUBJECT:** EQUIPMENT/FURNISHINGS - Passenger Seat - Move The Passenger Seats, Change Seat Arm Caps BOEING RECOMMENDS THAT EACH OPERATOR EXAMINE THIS SERVICE BULLETIN IMMEDIATELY. **CONCURRENT REQUIREMENTS** Refer to Paragraph 1.B., Concurrent Requirements. **BACKGROUND** This service bulletin gives instructions to move the passenger seat configuration in the area of the seat track split. Prior to delivery the aft seat leg fittings (left and right-hand) were moved and re-pitched so that the fittings did not span the STA 521.45 seat track split. The STA 521.45 Stay-Out Zone defines the flex area of the aircraft while in flight and defines fatigue loading of the aircraft structure. Incorporation of this service bulletin will allow the seats in the area of the seat track split to return to a 30 inch seat pitch. This service bulletin can not be completed until service bulletin 737-53-1286 and Recaro service bulletin 4400-25DC052 are completed. Otherwise, passengers may become injured due to the inability of the seat attachment structure to remain intact during a crash landing and the presence of unpadded armrests. Boeing Service Related Problem (SRP) 737NG-SRP-25-0272 is related to this service bulletin. **ACTION (PRR 38740)** Group 1: Get access to the passenger cabin. Remove seat track covers. Loosen screws and anti-rattle nuts. Move passenger seats from row 4 to row 9. Tighten screws and anti-rattle nuts. Install new seat track covers. Change arm caps on row 3 business class seats, in accordance with Recaro service bulletin 4400-25DC052. Group 2: Get access to the passenger cabin. Remove seat track covers. Loosen screws and anti-rattle nuts. Move passenger seats from row 4 to row 9. Tighten screws and anti-rattle nuts. Install new seat track covers. **EFFECTIVITY** 737-700 Airplanes. Refer to Paragraph 1.A.1., Airplanes, for the list of affected airplanes. **COMPLIANCE** The Federal Aviation Administration (FAA) will possibly release an Airworthiness Directive related to this service bulletin. The Airworthiness Directive will make the compliance tasks and times given in this service bulletin mandatory.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 5 of 27Boeing recommends that the change, given in this service bulletin be done within 72 months, after the date on this service bulletin. **INDUSTRY SUPPORT INFORMATION** Boeing warranty remedies are available for airplanes in warranty as of May 09, 2007. Please refer to Paragraph 2.B., Industry Support Information. **MANPOWER Elapsed Hours**  **Total Task Hours Airplanes**  1.70 3.40 Group 1 1.70 3.40 Group 2

**MATERIAL INFORMATION** Boeing Supplied Kits/Parts. Refer to Paragraph 2.A., Material - Price and Availability.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 6 of 27 **BOEING SERVICE BULLETIN 737-25-1596**BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 7 of 27 **BOEING SERVICE BULLETIN 737-25-1596**BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 8 of 27 **BOEING SERVICE BULLETIN 737-25-1596**

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### Commercial **Airplane Group**  

# 737 Service Bulletin **SPECIAL ATTENTION Number: 737-25-1596**  Date: November 20, 2008 ATA System: 2522 **SUBJECT:** EQUIPMENT/FURNISHINGS - Passenger Seat - Move The Passenger Seats, Change Seat Arm Caps BOEING RECOMMENDS THAT EACH OPERATOR EXAMINE THIS SERVICE BULLETIN IMMEDIATELY. **1. PLANNING INFORMATION A. Effectivity**  1. Airplanes Refer to Service Bulletin Index Document D6-19567 Part 3 for Airplane Variable Number, Line Number, and Serial Number data. This service bulletin is for the airplanes shown below. An equivalent change is on subsequent production airplanes. Refer to PRR-38740 for data about this change. **DESCRIPTION CONFIGURATION**  **GROUP** 737-700 Airplanes without delethalization pads.
- 1 737-700 Airplanes.
- 2
Airplane Models: 737-700 **Group Variable Number**  1 YM217 - YM223 2 YM226 - YM230 2. Spares Affected None. **B. Concurrent Requirements** The service bulletins listed below must be done before this service bulletin:

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 9 of 27**Gr oup 1:**  **Description Service Bulletin**  **Company** FUSELAGE - Passenger Cabin Floors - Body Station 500C to 540 - Seat Track Pivot Links, Seat Tracks and Floor Panels Replacement 737-53-1286 Original Issue Boeing

Replace Arm Caps with Padded Arm Caps 4400-25DC052 Rev New Recaro

**Gr oup 2:**  **Description Service Bulletin**  **Company** FUSELAGE - Passenger Cabin Floors - Body Station 500C to 540 - Seat Track Pivot Links, Seat Tracks and Floor Panels Replacement 737-53-1286 Original Issue Boeing

**C. Reason** This service bulletin gives instructions to move the passenger seat configuration in the area of the seat track split. Prior to delivery the aft seat leg fittings (left and right-hand) were moved and re-pitched so that the fittings did not span the STA 521.45 seat track split. The STA 521.45 Stay-Out Zone defines the flex area of the aircraft while in flight and defines fatigue loading of the aircraft structure. Incorporation of this service bulletin will allow the seats in the area of the seat track split to return to a 30 inch seat pitch.This service bulletin can not be completed until service bulletin 737-53-1286 and Recaro service bulletin 4400-25DC052 are completed. Otherwise, passengers may become injured due to the inability of the seat attachment structure to remain intact during a crash landing and the presence of unpadded armrests. Boeing Service Related Problem (SRP) 737NG-SRP-25-0272 is related to this service bulletin. **D. Description** Group 1: Get access to the passenger cabin. Remove seat track covers. Loosen screws and anti-rattle nuts. Move passenger seats from row 4 to row 9. Tighten screws and anti-rattle nuts. Install new seat track covers. Change arm caps on row 3 business class seats, in accordance with Recaro service bulletin 4400-25DC052. Group 2: Get access to the passenger cabin. Remove seat track covers. Loosen screws and anti-rattle nuts. Move passenger seats from row 4 to row 9. Tighten screws and anti-rattle nuts. Install new seat track covers. The work in this service bulletin is done in the maintenance zone(s) given below. **Affected Maintenance Zones Zone**  **Model** 231, 232 737-700

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 10 of 27 **BOEING SERVICE BULLETIN 737-25-1596 E. Compliance**  The Federal Aviation Administration (FAA) will possibly release an Airworthiness Directive related to this service bulletin.The Airworthiness Directive will make the compliance tasks and times given in this service bulletin mandatory. Boeing recommends that the change, given in this service bulletin be done within 72 months, after the date on this service bulletin. **F. Approval** This service bulletin was examined by the Federal Aviation Administration (FAA).The changes specified in this service bulletin comply with the applicable regulations and are FAA approved, as well as European Aviation Safety Agency (EASA)/Joint Aviation Authorities (JAA) approved for all EASA/JAA approved airplanes listed in the service bulletin effectivity. This service bulletin and its approval were based on the airplane in its original Boeing delivery configuration or as modified by other approved Boeing changes. If an airplane has a non-Boeing modification or repair that affects a component or system also affected by this service bulletin, the operator is responsible for obtaining appropriate regulatory agency approval before incorporating this service bulletin. **G. Manpower** The table below shows an estimate of the task hours necessary to do this service bulletin for each airplane. This estimate is for direct labor only, done by an experienced crew. Adjust the estimate with operator task hour data if necessary.The estimate does not include lost time.These are some examples of lost time: • Time to adjust to the workplace • Time to schedule the work • Time to inspect the work • Time to make the parts • Time to find the tools. **Gr oup 1:**  **Mo ve P** **asseng er Seats**  **Elapsed Hours Task Hours**  **Number of Persons**  **Task**
0.85 1.70 2 Figure 1 0.85 1.70 2 Figure 2

- - - Figure 3 * 1.70 3.40 TOTAL FOR EACH AIRPLANE * For Figure 3: Time to incorporate Recaro service bulletin 4400-25DC052 is not included.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 11 of 27 **BOEING SERVICE BULLETIN 737-25-1596 Gr** **oup 2: Mo** **ve P asseng**  **er Seats Elapsed Hours**  **Task Hours Number of**  **Persons Task** 
0.85 1.70 2 Figure 1 0.85 1.70 2 Figure 2 1.70 3.40 TOTAL FOR EACH AIRPLANE **H. Weight and Balance Changes Change in Moment (Pound-Inches)**  **Change in Weight (Pounds)**  **Airplane** +832.0 Pounds-Inches Negligible Pounds Group 1 * +832.0 Pounds-Inches Negligible Pounds Group 2 * For Group 1 airplanes: Weight change not included for Recaro service bulletin 4400-25DC052 **I. Electrical Load Data** Not changed. **J. References** 1. Existing Data a. Engineering Change Memo PRR 38740 b. Service Related Problem (SRP) 737NG-SRP-25-0272 c. 737-600/700/800/900 Aircraft Maintenance Manual (AMM) 25-22-00 d. Boeing Service Bulletin 737-53-1286 R0 e. Recaro Service Bulletin 4400-25DC052 **NO TE:**  The supplier was told to send copies of the service bulletin to each operator. 2. Data supplied with this Service Bulletin None. 3. Installation Drawings Used in the Preparation of this Service Bulletin **Title Drawing Number**  Passenger Seat Installation 414A1107S189 and 414A1107S187

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 12 of 27 **BOEING SERVICE BULLETIN 737-25-1596**These drawings were used to prepare this service bulletin. These drawings are not necessary to make the specified changes, and are not supplied with this service bulletin. These drawings may not be applicable to all airplane configurations or operators.
**K. Publications Affected Chapter-Section** 

**Publication** 25-22 737 Maintenance Manual **L. Interchangeability and Intermixability of Parts** Refer to Paragraph 2.C., Parts Necessary for Each Airplane, for interchangeability and intermixability information.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 13 of 27 **BOEING SERVICE BULLETIN 737-25-1596**BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 14 of 27 **BOEING SERVICE BULLETIN 737-25-1596**

BLANK PAGE**2. MATERIAL INFORMATION A. Material - Price and Availability**  Boeing can supply the parts shown in Paragraph 2.C., Parts Necessary for Each Airplane, as shown below. **Unit Price thru December 31,**  **2008 QTY**  **Date Name**  **Part Number**
No Charge 24 Available Seat Track Cover (12 ft length) 65C37062-61W No Charge 24 Available Seat Track Cover (12 ft length) 65C37062-65W The parts are subject to the terms and conditions of the Boeing standard purchase order acknowledgment. After the Unit Price date, new price data is applicable. Prices are in United States dollars. Terms: Net 30 days. **Ref erence this ser**  **vice b ulletin and submit y** **our pur c**  **hase or der b** **y one of the methods that f** **ollo w:**  1. Order on-line via ATA Spec 2000 or Boeing Part Page 2. Fax to (206) 662-7145 3. Spares Customer Support - MC 36-65 Boeing Spares Department P.O. Box 3707 Seattle, Washington 98124-2207 USA **B. Industry Support Information** Boeing warranty remedies are available for 737 airplanes in warranty as of May 09, 2007. For task hour and material reimbursement for airplanes in warranty as of that date, send a warranty claim to Boeing Commercial Airplanes Group - Warranties. **C. Parts Necessary For Each Airplane** 1. Kits/Parts Group 1:The following Boeing and operator Supplied parts are required for each airplane as shown below. Refer to Paragraph 2.A., Material - Price and Availability, and Paragraph 2.C.2., Parts and Materials Supplied by the Operator. Group 2: The following Boeing parts are required for each airplane as shown below. Refer to Paragraph 2.A., Material - Price and Availability. **Notes Existing Part**  **Number Name**  **QTY New Part Number**  (a), (b) 65C37062-61W Seat Track Cover 2 65C37062-61W

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 15 of 27 **BOEING SERVICE BULLETIN 737-25-1596 Notes**  **Existing Part Number**  **Name QTY**  **New Part Number** (a), (b) 65C37062-65W Seat Track Cover 2 65C37062-65W (a) Discard the existing part. (b) You can use the existing part to replace the new part. 2. Parts and Materials Supplied by the Operator See Recaro Service Bulletin 4400-25DC052 In the US Contact: Recaro Aircraft Seating, Inc Cage Code: 1T7T2 2275 Eagle Parkway Fort Worth, Texas 76137 Telephone: +1 817-490-9160 Fax: +1 817-490-9175 In Germany Contact: Recaro Aircraft Seating GmbH & Co. KG Technical Publications Cage Code: C1084 Daimlerstrasse 21 74523 Schwaebisch Hall Germany Telephone: +49 791 503 7185 Fax: +49 791 503 7220 3. Parts Modified and Reidentified None. 4. Parts Removed and Not Replaced None.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 16 of 27 **BOEING SERVICE BULLETIN 737-25-1596 D. Parts Necessary to Change Spares**  None. **E. Special Tooling - Price and Availability** None. **F. Special Tooling Necessary to do this Service Bulletin** No special tools or equipment are necessary to do the change in this service bulletin. But, maintenance and overhaul tools in the manuals given in Paragraph 1.J., References, can be necessary. Examine operator tool supply to make sure all necessary tools are available.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 17 of 27 **BOEING SERVICE BULLETIN 737-25-1596**BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 18 of 27 **BOEING SERVICE BULLETIN 737-25-1596**

BLANK PAGE**3. ACCOMPLISHMENT INSTRUCTIONS A. GENERAL INFORMATION**  **CA UTION:**  KEEP THE WORK AREA, WIRES AND ELECTRICAL BUNDLES CLEAN OF METAL PARTICLES OR CONTAMINATION WHEN YOU USE TOOLS. UNWANTED MATERIAL, METAL PARTICLES OR CONTAMINATION CAUGHT IN WIRE BUNDLES CAN CAUSE DAMAGE TO THE BUNDLES. DAMAGED WIRE BUNDLES CAN CAUSE SPARKS OR OTHER ELECTRICAL DAMAGE. **NO TE:**  1. The instructions identified in Paragraph 3.B., Work Instructions and the Figure(s) give the recommended sequence of steps. The sequence of steps to do this service bulletin can be changed. 2. Manual titles are referred to by acronyms. Refer to Paragraph 1.J., References, for definition of the acronyms. 3. Obey all of the warnings and cautions given in the specified manual sections. 4. Unless shown differently, these dimensions and tolerances are used: – Linear dimensions are in inches – Tolerance on linear dimensions, is plus or minus 0.03 inch – Torque limits to tighten nuts and bolts are given in 737-700 SRM, Chapter 51. 5. These work instructions refer to procedures included in other Boeing documents. When the words "refer to" are used and the operator has an accepted alternative procedure, the accepted alternative procedure can be used. When the words "in accordance with" are included in the instruction, the procedure in the Boeing document must be used. **B. WORK INSTRUCTIONS Group 1:**  1. Get access to passenger cabin. 2. Left side of aisle. a. Move the passenger seat rows on the left side, in accordance with Figure 1. 3. Right side of aisle. a. Move the passenger seat rows on the right side, in accordance with Figure 2. 4. Change row 3 arm caps on the left and right side, in accordance with Figure 3. 5. Put the airplane back to serviceable condition.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 19 of 27 **BOEING SERVICE BULLETIN 737-25-1596 Group 2:**  1. Get access to passenger cabin. 2. Left side of aisle. a. Move the passenger seat rows on the left side, in accordance with Figure 1. 3. Right side of aisle. a. Move the passenger seat rows on the right side, in accordance with Figure 2. 4. Put the airplane back to serviceable condition.

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 20 of 27 **BOEING SERVICE BULLETIN 737-25-1596 FIGURE 1: MOVE THE PASSENGER SEAT - LEFT SIDE OF AISLE**  **(SHEET 1 OF 3)**

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 21 of 27 **BOEING SERVICE BULLETIN 737-25-1596**The step numbers shown below agree with the numbers shown in the circle symbols in the figure. The QTY numbers shown below are the number of parts necessary for one side of airplane. **MORE DATA QTY**  **IDENTIFICATION NAME**  **TASK STEP**  Inboard seat track covers segments forward of seat row 4 through the segment aft of row 9. 7 65C37062-61W Seat Track Cover Remove 1
Outboard seat track covers segments forward of seat row 4 through the segment aft of row 9. 7 65C37062-65W
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Screw Loosen 2
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Anti-Rattle Nut Loosen 3
(a) Move row 4 as shown. 1 3510A351-31-311 Triple Seat Adjust 4 (a) Move rows 5 through 9 as shown. 5 3510A351-31-111 Triple Seats Adjust 5 Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Anti-Rattle Nut Tighten 6
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Screw Tighten 7
Inboard (9.62" lengths) 6 65C37062-61W Seat Track Cover Cut 8 Outboard (9.62" lengths) 6 65C37062-65W Inboard (13.62" lengths) 1 65C37062-61W Seat Track Cover Cut 9 Outboard (14.02" lengths) 1 65C37062-65W Seat Track Cover Cut 10 Inboard. (Back cover legs at the aft end by 0.25" to avoid seat from stud anti-ratttle nut) 7 65C37062-61W Seat Track Cover Trim 11
Outboard. (Back cover legs at the aft end by 0.25" to avoid seat from stud anti-ratttle nut) 7 65C37062-65W

**FIGURE 1: MOVE THE PASSENGER SEAT - LEFT SIDE OF AISLE (SHEET 2 OF 3)** 

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 22 of 27 **BOEING SERVICE BULLETIN 737-25-1596 MORE DATA**  **QTY IDENTIFICATION**  **NAME TASK**  **STEP** (b) Inboard. Center the seat track cover between seat legs with a gap of 0.05" to 0.25" between seat track fitting and seat track cover at both ends. 7 65C37062-61W Seat Track Cover Install (New) 12

(b) Outboard. Center the seat track cover between seat legs with a gap of 0.05" to 0.25" between seat track fitting and seat track cover at both ends. 7 65C37062-65W

(a) Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. Measuring from front stud to front stud. (b) Use special care in handling this part, decorative surface is visible to cabin interior. Make sure the longer seat track cover segments are in the corect locations.

**FIGURE 1: MOVE THE PASSENGER SEAT - LEFT SIDE OF AISLE (SHEET 3 OF 3)** 

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 23 of 27 **BOEING SERVICE BULLETIN 737-25-1596 FIGURE 2: MOVE THE PASSENGER SEAT - RIGHT SIDE OF AISLE**  **(SHEET 1 OF 3)**

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 24 of 27 **BOEING SERVICE BULLETIN 737-25-1596**The step numbers shown below agree with the numbers shown in the circle symbols in the figure. The QTY numbers shown below are the number of parts necessary for one side of airplane. **MORE DATA QTY**  **IDENTIFICATION NAME**  **TASK STEP**  Inboard seat track covers segments forward of seat row 4 through the segment aft of row 9. 7 65C37062-61W Seat Track Cover Remove 1
Outboard seat track covers segments forward of seat row 4 through the segment aft of row 9. 7 65C37062-65W
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Screw Loosen 2
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Anti-Rattle Nut Loosen 3
(a) Move row 4 as shown. 1 3510A351-32-311 Triple Seat Adjust 4 (a) Move rows 5 through 9 as shown. 5 3510A351-32-111 Triple Seats Adjust 5 Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Anti-Rattle Nut Tighten 6
Seats at rows 4 through 9. Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. 12
- Screw Tighten 7
Inboard (9.62" lengths) 6 65C37062-61W Seat Track Cover Cut 8 Outboard (9.62" lengths) 6 65C37062-65W Inboard (13.62" lengths) 1 65C37062-61W Seat Track Cover Cut 9 Outboard (14.02" lengths) 1 65C37062-65W Seat Track Cover Cut 10 Inboard. (Back cover legs at the aft end by 0.25" to avoid seat from stud anti-ratttle nut) 7 65C37062-61W Seat Track Cover Trim 11
Outboard. (Back cover legs at the aft end by 0.25" to avoid seat from stud anti-ratttle nut) 7 65C37062-65W

**FIGURE 2: MOVE THE PASSENGER SEAT - RIGHT SIDE OF AISLE (SHEET 2 OF 3)** 

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 25 of 27 **BOEING SERVICE BULLETIN 737-25-1596 MORE DATA**  **QTY IDENTIFICATION**  **NAME TASK**  **STEP** (b) Inboard. Center the seat track cover between seat legs with a gap of 0.05" to 0.25" between seat track fitting and seat track cover at both ends. 7 65C37062-61W Seat Track Cover Install (New) 12

(b) Outboard. Center the seat track cover between seat legs with a gap of 0.05" to 0.25" between seat track fitting and seat track cover at both ends. 7 65C37062-65W

(a) Refer to 737-600/700/800/900 AMM 25-22-00 as an accepted procedure. Measuring from front stud to front stud. (b) Use special care in handling this part, decorative surface is visible to cabin interior. Make sure the longer seat track cover segments are in the corect locations.

**FIGURE 2: MOVE THE PASSENGER SEAT - RIGHT SIDE OF AISLE (SHEET 3 OF 3)** 

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 26 of 27 **BOEING SERVICE BULLETIN 737-25-1596 This Figure applies only to: Group 1.** 

The step numbers shown below agree with the numbers shown in the circle symbols in the figure. The QTY numbers shown below are the number of parts necessary for one side of airplane. **MORE DATA QTY**  **INDENTIFICATION NAME**  **TASK STEP**  In accordance with Recaro Service Bulletin 4400-25DC052 4
- Arm Caps Change 1

**FIGURE 3: CHANGE ARM CAPS - LEFT AND RIGHT SIDE OF AISLE (SHEET 1 OF 1)** 

BOEING PROPRIETARY - Copyright © Unpublished Work - See page 1 for details. November 20, 2008 737-25-1596 27 of 27 **BOEING SERVICE BULLETIN 737-25-1596**