Cessna 525 Seminar

2014 CESSNA CUSTOMER SERVICE WEBINAR
WELCOME TO THE
CESSNA CUSTOMER
SERVICE WEBINAR
525-SERIES TECHNICAL PRESENTATION
500 Series NBAA Technical Committee
Dick Abernathy Commerce Bank
John Bell JB Aviation
Mark Chaney Coca Cola Bottling Company Consolidated
Lance Ferguson Commonwealth Eye Surgery
Michael Herman Bear Air
Todd Hogan Hospital Corporation of America
Rich Pickett 3Foot Air
Dave Quale - Poet
James Schmidt Amway Aviation
Chris Ridings Jack Henry & Associates
Andy Shafer Scottsdale Hangar One
Mike Strickland Delhaize America
Bill Torphy Rogers Group
Pat Welch West Star Aviation, ALN
Mark Werner CBL & Associates Management
Chuck Zahnow Duncan Aviation, BTL
525 Series Fleet Statistics
Model 525 CitationJet/CJ1/CJ1+ (659 Airplanes)
Fleet Size: 651 Airplanes
Total Time: 1,988,161 Hours
Model 525A CJ2/CJ2+ (467 Airplanes)
Total Time: 1,062,100 Hours
Model 525B CJ3 (412 Airplanes)
Total Time: 690,922 Hours
Model 525C CJ4 (154 Airplanes)
Total Time: 69,648 Hours
Pulselite System
525B
Condition
Pulselite System May Not Function Properly During TCAS
Traffic Alert (TA)/Resolution Advisory (RA)
Redundant Set of Diodes Installed
Solution
Recommended SB525B-34-24 Released February 2014
Provides Instructions to Remove External Diodes from
TCAS Wire Bundle
Affects 525B-0001 thru -0034
Warranty Coverage for All Affected Aircraft
MLG Brake Inspection
525C
Condition
Loss of Friction Material on Brake Rotors
525C
Missing Friction
Mix
Friction Mix Intact

525C
Solution
Mandatory SL525C-32-02 Released August 2013
Initial Inspection at 100 Landings
25 Landing Grace Period
Inspect for Missing Friction Material on Brake Rotor
None Missing, Inspect Again After 50 Landings
If Less Than Total Circumference Length of Three Inches
Continuous or Six Inches Accumulative Missing, Inspect Again
After 20 Landings
If Greater Than Total Circumference Length of Three Inches
Continuous or Six Inches Total Accumulative, Replace Brake
Assembly
Affects 525C-0001 and On
Released Cessna YouTube Video
525C
Solution
Mandatory SL525C-32-02 R1 Released March 2014
Service Letter Effectivity Changes
Inspect for Specific Brake Rotor Lot Numbers
If Brake Rotors are Suspect Lot Numbers:
Continue Inspections Per SL525C-32-02 Schedule
If Brake Rotors are not Suspect Lot Numbers:
Discontinue Brake Inspections
Brake Rotor Lots Cannot be Determined with Wheel
Installed
Cabin Door Pin Sequencer
525C
Condition
Cabin Door May Be Closed with Door Pins Extended
Causing Damage to Door Frame
Solution
Discretionary Service Bulletin in Development
Provides Parts and Instructions to Install Cabin Door Pin
Sequencer
Prevents Door Pins from Extending Without Door Being
Closed
Affects 525C-0001 thru -0149
Scheduled for Release 3rd Quarter 2014
525C
Cabin Door Closed

525C
Cabin Door Closed

525C
Cabin Door Open

MLG Tire Wear
525C
Condition
MLG Tires Wear Rapidly on Outboard Side
MLG Tire Wear
525C
Solution
Maintain Tire Pressures at 166 PSI
Cessna Engineering Approved 1 Camber Change
Currently Installed on 8 Aircraft
Positive Feedback Received from Field
Change Available at Cessna Service Centers
Camber Change Will Be Incorporated in Next
Maintenance Manual Revision
Tool CJMD8C32-001 Required to Make Camber Adjustment
Tool has Adapters for All Citation Models
Scheduled to Release 3rd Quarter 2014
A/C Condenser Ducts
525C
Condition
Aft Baggage Area Becomes Wet After Rain
Rain Water Can Enter Condenser Exhaust
Faster Than Water Can Drain From
Condenser Drip Tray
525C-0094 and On Incorporate
Improved Exhaust and
Inlet Ducts, and Larger
Drip Tray
A/C Condenser Ducts
525C
Solution
Discretionary Service Bulletin in Development
Provide Parts and Instructions to Install Latest Configuration
Condenser Inlet and Exhaust Ducts and Larger Drip Tray
IPC Supersedes Original Inlet Duct (7115060-44) with
Improved Duct (7115060-99)
IPC Supersedes Original Exhaust Duct (7115060-71, -88)
with Improved Duct (7115060-96)
IPC Supersedes Original Drip Tray (7115060-83) with
Improved Tray (7115060-91)
TT2 Heater Wiring Mod
525C
Condition
Wire Gage Not Sufficient to Supply TT2 Sensor with
Adequate Power in All Conditions
Solution
Mandatory Service Bulletin in Development
Provides Parts and Instructions to Correct Wiring for TT2
Sensor
Accomplish within 400 Hours or 1 Year
Scheduled for Release 2nd Quarter 2014
GPS-4000S Software Update
CJ1+/CJ2+/CJ3/CJ4
Condition
GPS-4000S Can Lose GPS Signal and Be Slow to
Acquire EGNOS Satellite Signal
Solution
Recommended Service Bulletin in Development
Provides Parts and Instructions to Install Upgraded GPS-
4000S GPS Receiver
Emergency Lighting System
525C
Condition
Emergency Lighting Battery Packs Discharge Over Time
Solution
Provides Instructions to Add a Relay to Emergency Lighting
Battery Pack Wiring
Wing Anti-ice System
525B
Condition
Wing Anti-Ice Valve Failure Can Over-Pressurize
Leading Edge
Solution
Provides Parts and Instructions to Add Inboard Vent for Air
to Exit from Leading Edge
Affects 525B-0001 thru -0410
Kit Proof Completed
Covered by Warranty
Wing Anti-ice System
525B
Longer Ram Air Hose and
Current Configuration Re-Clocked Attachment Fitting
New Configuration
New Closeout Panel with 2 Fitting

and Hose
Adaptive Flight Display (AFD) Upgrade
CJ1/CJ2
Condition
Graphics Engine in Original AFD
Cannot Be Repaired Due to
Component Obsolescence
AFD Graphics Engine Must Be
Upgraded
Software in AFDs with New and
Old Graphics Engines
Incompatible
All AFDs Must Be Upgraded If
One Is Upgraded
Adaptive Flight Display (AFD) Upgrade
CJ1/CJ2
Solution
Optional Service Bulletin in Development
Provides Instructions to Upgrade All AFDs
Affects 525-0360 thru -0503
138 Aircraft Effected; 52 with 3-Tube EFIS
Affects 525A-0001 thru -0142
133 Aircraft Effected; 76 with 3-Tube EFIS
Business Plan Developed
Corrosion Protection
All Models
Condition
Additional Protection Available For Airplanes Operating in
Corrosion Prone Regions
Solution
Informational CIL-99-01 Released January 2012
Provides Instructions For Applying Cor-Ban 23 in Wheel
Wells and Control Surface Coves
525C
Solution (continued)
CJ4 Optional Service Letter in Development
Provides Instructions for Applying Cor-Ban 23 on Structure
Between Fuselage and Wing
Also Provides Instructions for Applying Sealant Around
Single Point Refueling Plumbing
525C
Solution (continued)
CJ4 Recommended Service Letter in Development
Provides Instructions to Inspect for Adequate Corrosion
Protection Around Electrical and Plumbing Connections in
Area Between Fuselage and Wing
Speed Brake Panel Delamination
525C
Condition
Speed Brake/Spoiler Panels were Found Delaminating
Determined to be a Lay-Up Process Issue at Supplier
Speed Brake Panel Delamination
525C
Solution
Mandatory Service Letter in Development
Inspect and Replace Spoiler Panels that are Incorrectly
Bonded
Complete within 300 Hours or 1 Year
Elevator Trim Actuator
525C
Condition
Premature Failure of Elevator Trim Actuator
Usually Results in Primary Elevator Trim Fail CAS Message
Solution
Improved Brush Shunt Wire Routing
Shortened Brushes to Help Prevent Brush Shunt Hang Up
Identified with E Serial Number Prefix
New Short Four-Brush Actuator Available
Identified with F Serial Number Prefix
Replace Through Attrition
Passenger Seat Fluid Lock
525C
Passenger Seat Fluid Lock
525C
Condition
Passenger Seat Fluid Lock Fails
Causes Seat Back To Be Loose and Not Stay in Place
Solution
Failed Units Sent to Goodrich (Seat Manufacturer) and
Enidine (Fluid Lock Manufacturer) for Analysis
Evaluating Field Action Plan
Cessna YouTube Channel
525 Series
Contains Over 200 Videos with More Coming Soon
All Models
Topics Include Technical, Operational, How To or Explanation
Format
Access Through CessnaSupport.com

Cessna 525 Seminar

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2014 CESSNA CUSTOMER SERVICE WEBINAR

Friction Mix Intact

Cabin Door Closed

Cabin Door Closed

Cabin Door Open

New Closeout Panel with 2 Fitting

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