Citation SERVICE BULLETIN

SB560XL-53-16

TITLE

FUSELAGE - STINGER DRAIN INSTALLATION

EFFECTIVITY

MODEL SERIAL NUMBERS

560XL (Citation Excel) -5002 thru -5372

560XL (Citation XLS) -5501 thru -5830

560XL (Citation XLS+) -6002 thru -6080, -6082 thru -6086

The equivalent of this service bulletin has been incorporated on production airplanes -6081 and -6087

and On.

NOTE: For airplanes affected by ASL560XL-53-08, Fuselage - Aft Canted Bulkhead Drain Installation, that

alert service letter must be completed prior to or in conjunction with this service bulletin.

REASON

To install a seal and drain to improve water drainage from the stinger.

DESCRIPTION

This service bulletin provides parts and instructions to install a drain and seal that will reduce the amount

of water entering the stinger and improve drainage.

Oct 4/2011 560XL-53-16

Page 1 of 10

Cessna Aircraft Company, Citation Marketing Division, P.O. Box 7706, Wichita, KS 67277, U.S.A. 1-316-517-6000, Fax 1-316-517-8500

COPYRIGHT © 2011
Oct 4/2011 560XL-53-16

Page 2

Citation SERVICE BULLETIN

SB560XL-53-16

COMPLIANCE

MANDATORY. This service bulletin must be accomplished within 1200 flight hours or 18 months from the

date of receipt, whichever occurs first.

A service bulletin published by Cessna Aircraft Company may be recorded as "completed" in an aircraft

log only when the following requirements are satisfied:

1) The mechanic must complete all of the instructions in the service bulletin, including the intent

therein.

2) The mechanic must correctly use and install all applicable parts supplied with the service bulletin

kit. Only with written authorization from Cessna Aircraft Company can substitute parts or rebuilt

parts be used to replace new parts.

3) The mechanic or airplane owner must use the technical data in the service bulletin only as

approved and published.

4) The mechanic or airplane owner must apply the information in the service bulletin only to aircraft

serial numbers identified in the “Effectivity” section of the bulletin.

5) The mechanic or airplane owner must use maintenance practices that are identified as acceptable

standard practices in the aviation industry and governmental regulations.

No individual or corporate organization other than Cessna Aircraft Company is authorized to make or

apply any changes to a Cessna-issued service bulletin, service letter, or flight manual supplement without

prior written consent from Cessna Aircraft Company.

Cessna Aircraft Company is not responsible for the quality of maintenance performed to comply with this

document, unless the maintenance is accomplished at a Cessna-owned Citation Service Center.

FLIGHT CREW OPERATIONS

No Changes

APPROVAL

Cessna received FAA approval for the technical data in this publication that changes the airplane type

design.

The accomplishment instructions in the service bulletin are an amendment to the applicable maintenance

manual or Instructions for Continued Airworthiness (ICA), and you must complete them for ongoing

airworthiness compliance as required per 14 CFR, Part 43.13.

MANPOWER

WORK PHASE MAN-HOURS

Modification *

MATERIAL - Cost and Availability

PART NUMBER AVAILABILITY COST

SB560XL-53-16 * *

6612060-5 * *

6612060-6 * *

* Refer to the Manpower, Material - Cost and Availability, and Warranty sections in the attached Service

Bulletin Supplemental Data sheet.
Citation SERVICE BULLETIN

SB560XL-53-16

CONSUMABLE MATERIAL

In addition to the above kit(s), you must use the consumable materials that follow, or their equivalent, to

complete this service bulletin.

NAME NUMBER MANUFACTURER USE

Sealant U470638 Type I,

Class B–1/2, (3.5

oz Simkit)

Cessna Service Parts & Programs

7121 Southwest Boulevard

Wichita, KS 67215

For sealing applications.

Sealant U060028S, Type

V Class C (RTV

159)

General Electric Company

Mechanicville Rd.

Waterford , NY 12188

To bond the seals and

doublers to the stinger

assembly.

Corrosion Resistant

Primer

K000925 Cessna Service Parts & Programs

7121 Southwest Boulevard

Wichita, KS 67215

To protect bare metal from

corrosion.

CHANGE IN WEIGHT AND BALANCE

Negligible

REFERENCES

Cessna Model 560XL Maintenance Manual

Cessna Model 560XL (Excel) Structural Repair Manual

PUBLICATIONS AFFECTED

Cessna Model 560XL Illustrated Parts Catalog

ACCOMPLISHMENT INSTRUCTIONS

1. Prepare the airplane for maintenance.

A. Make sure that all switches are in the OFF/NORM position.

B. Disconnect electrical power from the airplane.

(1) Disconnect the airplane battery.

(2) Disconnect external electrical power.

C. Attach maintenance warning tags to the battery and external power receptacle that have "DO NOT

CONNECT ELECTRICAL POWER - MAINTENANCE IN PROGRESS" written on them.

2. Remove the tailcone stinger. (Refer to the Model 560XL Maintenance Manual, Chapter 53, Tailcone

Stinger - Maintenance Practices.)

3. (Refer to Figure 1, View A-A.) Trim away material from the stinger to create a slot forward of where the

existing drain hole is located as shown.

A. Some airplanes may need to trim the 6612119 Stringer as necessary to avoid interference when the

stinger is installed on the airplane.

B. Apply corrosion resistant primer to the bare metal where you trimmed material. (Refer to the Model

560XL Structural Repair Manual, Chapter 51, Protective Treatment of Metal.)

C. Apply a 0.25 inch bead of U470638 Sealant to seal the gap where the stinger assembly mates

together at the location shown.

4. (Refer to Figure 1, View C-C.) Install the two 6612060-7 Seals and two 6612060-4 Doublers.

A. Remove the six existing fasteners common to the 6612119-21 Stiffener and the stinger assembly.

Oct 4/2011 560XL-53-16

Page 3
Oct 4/2011 560XL-53-16

Page 4

Citation SERVICE BULLETIN

SB560XL-53-16

B. Match drill and oversize the six holes common to the 6612060-7 Seals, 6612060-4 Doublers,

6612119-21 Stiffener and stinger assembly to Number 30 (0.128 Inch Diameter) holes.

C. Drill four Number 30 (0.128 Inch Diameter) holes at the locations shown.

D. Deburr the holes.

E. Bond the two 6612060-7 Seals to the stinger at the location shown using U060028S Sealant.

Allow to cure.

F. Install two 6612060-4 Doublers using 10 NAS1919B04S04 Rivets at the locations shown.

5. Use a permanent marker and reidentify the stinger assembly as a 6691083-4 Stinger Assembly.

6. (Refer to Figure 1, View B-B.) Install the 6612060-1 Tube Weld Assembly.

A. Remove the two nutplates common to the 6612060-1 Tube Weld Assembly location.

B. Clean the inner surface of the 6612263 Bulkhead Assembly.

C. Fay and fillet seal the 6612060-1 Tube Weld Assembly to the bulkhead using U470638 Sealant.

D. Clean up any excess or squeezed out sealant on the stinger exterior.

E. Allow to cure.

F. Install the two MS21047L08 Nutplates.

(1) Match drill one 0.250 inch diameter hole in the 6612060-1 Tube Weld Assembly for each

nutplate.

(2) Match drill two Number 40 (0.098 Inch Diameter) holes in the 6612060-1 Tube Weld Assembly

for each nutplate.

(3) Deburr the holes.

(4) Attach the two MS21047L08 Nutplates using two MS20426AD3-5 Rivets for each nutplate.

NOTE: These fasteners will go through the frame and the drain tube weld assembly.

NOTE: Airplanes that will have the 6612060-5 Spacer installed will use a longer fastener to

install the nutplates than airplanes that will have the 6612060-6 Spacer installed.

G. Drill two Number 30 (0.128 Inch Diameter) holes through the 6612060-1 Tube Weld Assembly at

the locations shown.

H. Countersink the holes 100° x 0.225 inch diameter on the frame side.

I. Deburr the holes.

J. Install two MS20426AD4-5 Rivets.

K. (Airplanes -5002 thru -5138) Install the 6612060-6 Spacer.

(1) Check to make sure that the 6612060-6 Spacer fits properly in place and trim as necessary.

(2) Fay and fillet seal the 6612060-6 Spacer using U470638 Sealant.

NOTE: Make sure that you fay and fillet seal between the aft canted bulkhead and the spacer.

(3) Clean up any excess or squeezed out sealant on the tailcone exterior.

(4) Allow to cure.

(5) Drill two Number 40 (0.098 Inch Diameter) holes through the 6612060-6 Spacer and the

6612060-1 Tube Weld Assembly at the location shown.

(6) Countersink the holes 100° x 0.180 inch diameter on the spacer.

(7) Deburr the holes.

(8) Install two MS20426AD3-4 Rivets.
Citation SERVICE BULLETIN

SB560XL-53-16

L. (Airplanes -5139 thru -5372, -5501 thru -5830, -6001 thru -6086, and -6088) Install the 6612060-5

Spacer.

(1) Check to make sure that the 6612060-5 Spacer fits properly in place and trim as necessary.

(2) Fay and fillet seal the 6612060-5 Spacer using U470638 Sealant.

NOTE: Make sure that you fay and fillet seal between the aft canted bulkhead and the spacer.

(3) Clean up any excess or squeezed out sealant on the stinger exterior.

(4) Allow to cure.

(5) Drill two Number 40 (0.098 Inch Diameter) holes through the 6612060-5 Spacer and the

6612060-1 Tube Weld Assembly at the location shown.

(6) Countersink the holes 100° x 0.180 inch diameter on the spacer.

(7) Deburr the holes.

(8) Install two MS20426AD3-4 Rivets.

7. Install the tailcone stinger. (Refer to the Model 560XL Maintenance Manual, Chapter 53, Tailcone Stinger

- Maintenance Practices.)

8. Remove the maintenance warning tags and connect the airplane battery.

9. Record that this service bulletin has been completed.

A. Complete a Maintenance Transaction Report.

B. Put a copy of the completed Maintenance Transaction Report in the airplane logbook.

C. Send a copy of the completed Maintenance Transaction Report to: CESCOM C/O Camp Systems

International, 8200 East 34th Street North, Building 1600 Suite 1607 Wichita, KS 67226.

Oct 4/2011 560XL-53-16

Page 5
Oct 4/2011 560XL-53-16

Page 6

Citation SERVICE BULLETIN

SB560XL-53-16

MATERIAL INFORMATION

Order the kit below to install this modification.

NEW P/N QUANTITYKEY WORD OLD P/N INSTRUCTIONS/

DISPOSITION

SB560XL-53-16 1 Kit, consisting of the following

parts:

MS21047L08 2 Nutplate

MS20426AD3-5 4 Rivet

MS20426AD3-5.5 4 Rivet

MS20426AD3-4 2 Rivet

MS20426AD4-5 2 Rivet

6612060-1 1 Tube Weld Assembly

NAS1919B04S04 10 Rivet

6612060-4 2 Doubler

6612060-7 2 Seal

SB560XL-53-16 1 Instructions

(Airplanes -5002 thru -5138) In addition to the SB560XL-53-16 Kit, order the part below.

NEW P/N QUANTITYKEY WORD OLD P/N INSTRUCTIONS/

DISPOSITION

6612060-6 1 Spacer

(Airplanes -5139 thru -5372, -5501 thru -5830, -6002 thru -6080, and -6082 thru -6086) In addition to the

SB560XL-53-16 Kit, order the part below.

NEW P/N QUANTITYKEY WORD OLD P/N INSTRUCTIONS/

DISPOSITION

6612060-5 1 Spacer
Citation SERVICE BULLETIN

SB560XL-53-16

Figure 1. Stinger Drain Installation (Sheet 1)

Oct 4/2011 560XL-53-16

Page 7
Oct 4/2011 560XL-53-16

Page 8

Citation SERVICE BULLETIN

SB560XL-53-16

Figure 1. Stinger Drain Installation (Sheet 2)
Citation SERVICE BULLETIN

SB560XL-53-16

Figure 1. Stinger Drain Installation (Sheet 3)

Oct 4/2011 560XL-53-16

Page 9
Oct 4/2011 560XL-53-16

Page 10

Citation SERVICE BULLETIN

SB560XL-53-16

Figure 1. Stinger Drain Installation (Sheet 4)
Citation

SERVICE BULLETIN

SUPPLEMENTAL DATA

SB560XL-53-16

TITLE

FUSELAGE - STINGER DRAIN INSTALLATION

EFFECTIVITY

MODEL SERIAL NUMBERS

560XL (Citation Excel) -5002 thru -5372

560XL (Citation XLS) -5501 thru -5830

560XL (Citation XLS+) -6002 thru -6080, -6082 thru -6086

The equivalent of this service bulletin has been incorporated on production airplanes -6081 and -6087

and On.

NOTE: For airplanes affected by ASL560XL-53-08, Fuselage - Aft Canted Bulkhead Drain Installation, that

alert service letter must be completed prior to or in conjunction with this service bulletin.

MANPOWER

WORK PHASE MAN-HOURS

Modification 8.0

MATERIAL - Cost and Availability

PART NUMBER AVAILABILITY COST

SB560XL-53-16 * *

6612060-5 * *

6612060-6 * *

* Please contact Cessna Service Parts & Programs for current cost and availability of parts listed in this

service bulletin. Phone at 1-800-835-4000 (Domestic) or 1-316-517-7542 (International). Send Email

to: citationparts@cessna.textron.com or telefax at 1-316-517-7711.

Based on availability and lead times, parts may require advanced scheduling.

In cases where the required part(s) are available as exchange, order the exchange part and, upon

completion, expedite the return of the removed core to avoid return penalties. Contact the Cessna

Service Parts & Programs Sales Desk for availability of exchange parts.

Oct 4/2011 560XL-53-16

Revision A - Oct 20/2011 Page 1 of 2

Cessna Aircraft Company, Citation Marketing Division, P.O. Box 7706, Wichita, KS 67277, U.S.A. 1-316-517-6000, Fax 1-316-517-8500

COPYRIGHT © 2011
Oct 4/2011 560XL-53-16

Revision A - Oct 20/2011 Page 2

Citation

SERVICE BULLETIN

SUPPLEMENTAL DATA

SB560XL-53-16

WARRANTY CREDIT PROGRAM

This bulletin is mandatory. Eligible airplanes may qualify for parts and labor coverage, as described below.

Eligibility: All Citations identified within the serial number effectivity of this service bulletin.

Parts Coverage: Authorized Citation Service Facilities, operators, or other maintenance facilities may submit

a Citation Credit Claim Form for the parts required to accomplish this bulletin.

Labor Coverage: Authorized Citation Service Facilities may submit a Citation Credit Claim Form for the

labor necessary to accomplish this service bulletin. Please note Manpower Requirements

for coverage guidelines.

Credit

Application:

All work must be completed and the Citation Credit Claim Form submitted before the date

shown below. Send the Citation Credit Claim, along with any required parts (see Material

Information), to the point of purchase.

Parts to be returned to Cessna Service Parts & Programs should be forwarded to:

Citation Warranty Administration

7121 Southwest Boulevard

Wichita, KS 67215

USA

Expiration: Oct 31/2013