### Transport Transports Canada Canada TP 7245E



# EMERGENCY **AIRWORTHINESS DIR ECTIVE** 

The following airworthiness directive (AD) may be applicable to an aircraft which our records indicate is registered in your name. ADs are issued pursuant to **Canadian Aviation Regulation**  (CAR) 521 Division X . Pursuant to CAR 605.84 and the furthe r details of CAR Standard 625, Appendix H , the continuing airworthiness of a Canadian registered aircraft is contingent upon compliance with all applicable ADs. Failure to comply with the requirements of an AD may invalidate the flight authorization of th e aircraft. Alternative means of compliance shall be applied for in accordance with CAR 605.84 and the above

- referenced Standard

. This AD has been issued by the Continuing Airworthiness Division (AARDG), National Aircraft Certification Branch, Transport C anada, Ottawa, telephone 613 952

- 4357. 

### 1 / 1 No

. 

### CF

- 201 4

- 17 Issue Date 

### 17 June 2014

Number: CF

- 201 4

- 17

ATA: 28 , 33 Type Certificate: A

- 131 Subject: Additional limitation for landing/taxi light operations on ground due to potential fuel le a kage

Effective Date : 17 June 2014
Applicability: Bombardier Inc. model CL

- 600

- 2B16 (604 Variant) aeroplanes, serial numbers 5301 through 5665, and 5701 and subsequent.
Compliance: Within 24 hours from the effective date of this AD , unless already accomplished.
Background: Bombardier Inc. has determined that there is a potential for fuel leakage from the auxiliary power unit ( APU ) boost pump component installations in the right hand landing lights compartment

. On a hot day, the temperatures in the landing light compartment as result of the heat generated by the taxi light s and/or the landing lights on the ground
, can reach the auto

- ignition temperature of the fuel and may ignite any fuel/fumes present in the right hand landing light compartment

. In order to mitigate the potential safety hazard, Bombardier Inc. has revised the Aircraft Flight M anual ( AFM) through Temporary Re visions (TRs) 604/38 and 605/20 to introduce additional limitations for operation of the landing/taxi lights on the ground.

This AD is being issued to mandate compliance with the revised AFM limits for landing/taxi light operations per the TR 604/38 and TR 605/20, as applicable for the affected aeroplanes.

Corrective Actions: A mend the AFM for :
A. Model CL

- 600

- 2B16 (604 Variant) aeroplanes, serial numbers 5301 through 5665 , by incorporating the procedural changes introduced t h rough TR 604/38 dated 16 June 2014
, or later revisions of these procedures as approved by Transport Canada. and

B. Model CL

- 600

- 2B16 (604 Variant) aeroplanes, serial numbers 5701 and subsequent
, by incorporating the procedural changes introduced t h rough TR 605/20 dat ed 16 June 2014
, or later revisions of these procedures as approved by Transport Canada.

. Advise all concerned personnel of the above listed procedural changes.

Authorization: For the Minister of Transport,

ORIGINAL SIGNED BY

P hilip Tang Acting Chief, Continuing Airworthiness

Contact: A K Durrani , Continuing Airworthiness, Ottawa, telephone 613

- 952

- 4357, facsimile 613

- 996

- 9178 or e

- mail AD

- CN@tc.gc.ca or any Transport Canada Centre.

Pursuant to CAR 202.51 the registered owner of a Canadian aircraft shall, within seven days, notify the Minister in writing of any change of his or her name or address. To request a change of address, contact th e Civil Aviation Communications Centre (AARC) at Place de Ville, Ottawa, Ontario K1A 0N8 , or 1

- 800

- 305

- 2059
, or www.tc.gc.ca/civilaviation/communications/centre/ address.asp

24

- 0022 (01

- 2005)