Tech Log

Question 1

What is a Rectification Interval?

Answer 1

The Rectification Interval is a limitation on the duration of operation with in-op equipment.

Question 2

What is a category A Rectification Interval?

Answer 2

Category A

No Interval specified - check DDG. (Eg landings/flying hours/days)
If Interval in days - this excludes the day of discovery.
If interval time period specified in other than days - time interval starts at point of being deferred.

Question 3

What is a category B Rectification Interval?

Answer 3

Category B - 3 calendar days excluding day of discovery.

Question 4

What is a category C Rectification Interval?

Answer 4

Category C - 10 calendar days excluding day of discovery.

Question 5

What is a category D Rectification Interval?

Answer 5

Category D - 120 calendar days excluding day of discovery.

Question 6

When can a Rectification Interval Extension (RIE) be requested?

Answer 6

Only requested when events are beyond operators control and only used for items with repair interval B or C

Question 7

What is the process for requesting a Rectification Interval Extension (RIE)?

Answer 7

Requests for RIE procedure for any MEL item are passed to engineering for approval. When approved RIE details are entered into the maintenance log as a new ADD - details of the RIE’s are sent to the CAA within 10 days.

Question 8

Where are any restrictions for the Rectification Interval Extension entered?

Answer 8

Any restrictions are incorporated into the text of the MEL item.

Question 9

When can the Acceptable Carried Forward (ACF) Procedure be used?

Answer 9

The ACF procedure is used when NO maintenance action is required.

Question 10

When can an ACF be requested?

Answer 10

A captain can carry forward a defect where it

• Complies with MEL section 2
• Requires NO maintenance action OR affects non-safety related equipment AND
• No maintenance personnel or spares available

Question 11

What can’t an ACF be used for?

Answer 11

• Cannot be used to dispatch from main maintenance base with restriction ‘no dispatch from main maintenance base’
• Cannot be used for CDL (section 3) items.

Question 12

What us the procedure for acquiring an ACF?

Answer 12

Procedure -

• Contact Maintrol
• If allowable Maintrol record ACF request and issue ACF number.
• ACF and ACF number along with reason for ACF and is then signed is entered into Action Taken block in maintenance log.

Question 13

When can the Single Event Authorisation (SEA) Procedure be used?

Answer 13

The Single Event Authorisation (SEA) Procedure is used when maintenance action is required.

Question 14

When is an SEA used?

Answer 14

An SEA can be used when

• MEL (section 2) maintenance procedure of other maintenance actions required includes CDL (Section 3) actions and/or inspections required for dispatch.
• No BA engineer available

Question 15

If the CDL does not specify a maintenance procedure who determines what maintenance actions are required.

Answer 15

If the CDL does not specify a maintenance procedure Maintrol determines what maintenance actions are required.

Question 16

What is the procedure for obtaining an SEA?

Answer 16

• SEA authorisation is obtained from maintrol for local engineer to carry out and certify maintenance tasks.
• Captain Verifies local engineer is qualified to carry out maintenance tasks.
• Description of defect and proposed corrective action to comply with DDG is supplied to maintrol.
• Maintrol along with BA Quality Assurance provide SEA number.
• Work CANNOT start until SEA number is obtained
• Engineer must detail work carried out and SEA number in maintenance log certification block - along with his company name and staff number within the action block and sign.
• Captain must ensure work carried out complies with instructions from maintrol and enter details into maintenance log for the next sector.

Question 17

What must be obtained before any maintenance work is started?

Answer 17

Work CANNOT start until SEA number is obtained.

Question 18

When should a daily check be carried out?

Answer 18

Once per calendar day.

Question 19

Where can a daily check be carried out?

Answer 19

Main base and designated line stations.

Question 20

How long is a daily check valid for?

Answer 20

48hrs

Up to 7 days if the aircraft doesn’t fly.

Question 21

What is required if an aircraft is grounded for more than 7 days?

Answer 21

Extended Parking Provisions apply but the aircraft must have a daily check as part of the return to service.

Question 22

When is a transit check carried out?

Answer 22

A transit check should always be performed within 4hrs of each departure.

Question 23

Is a transit check required if an aircraft returns to stand?

Answer 23

If an aircraft is delayed and returns to stand but makes a further departure for the original intended service then a transit check isn’t required. But if the aircraft night stops a transit check is required as close as possible to the new departure time. (Within 4hrs)

Question 24

How are entries into the tech log made?

Answer 24

Entries in the tech log are made In block capitals and black ink using a ball point pen.

Question 25

What must be reviewed in the tech log?

Answer 25

Defect entries have been rectified or deferred (Pt1 and Pt2)
Any ADD requirements have been actioned.
ADD’s meet the requirements of next flight.
Fuel remaining has been recorded
Previous captain has completed the flight.
Oil and Hydraulics has been recorded and levels are sufficient
ETOPS transit check carried out
Any maintenance actions correctly certified.

Question 26

What information needs filled in the tech log?

Answer 26

Flight Number
Aircraft type 
registration
GMT Date - actual date of departure - not scheduled date.
Departure and Arrival airfield 
Block time

Question 27

Where is de/anti-icing information filled in.

Answer 27

In the anti-icing box - just above registration and date boxes.

Question 28

What information is entered into the de/anti-icing box?

Answer 28

Fluid Type
Fluid Mix
START time and date - local time