For B767-400ER series aeroplanes:For B767-400ER series aeroplanes:

For B767-400ER series aeroplanes:

Revise the Non-Normal Procedures section of the AFM by replacing the following text:

''Rapid Depressurization

Turn on oxygen masks, and establish crew communications''.

With revised text as follows:

"Cabin Altitude Warning or Rapid Depressurization

Condition: The CABIN ALT or CABIN ALTITUDE light illuminated indicates cabin altitude is excessive:

Put on oxygen masks and establish crew communications."

The rest of the steps under this heading in the AFM are unchanged.