* WCHC* - Cabin Seat -
Passenger is completely immobile. Requires wheelchair to/from aircraft and must be carried up/down steps and to/from cabin seat. Please indicate if the passenger is independent (can feed himself) or dependent (cannot feed himself)
* WCHR - Ramp -
Passenger can ascend/descend steps and make own way to/from cabin seat, but requires wheelchair for distance to/from aircraft.
* WCHS - Steps -
Passenger cannot ascend/descend steps, but is able to make own way to/from cabin seat, requires wheelchair for distance to/from aircraft and must be carried up/down steps.
* WCOB - On Board -
Onboard wheelchair is available on all Boeing 777 and Boeing 747 aircraft to allow passengers to move along the aircraft aisles.
* WCBD - Dry Cell -
The wheelchairs must comply with IATA safety regulations. There is no charge for transportation.
* WCBW - Wet Cell -
Such wheelchairs can be accepted if the battery is drained and properly packed.