-
set the AIR DATA selector to CAPT/3.
-
set the AIR DATA selector to F/O/3.
3.
At the end of the test, on the ground pressure generator:
-slowly balance the pressure in the static and total pressure lines.
- open the lines to get the
atmospheric pressure.
4. Stop the pressure generator.
On the CAPT and F/O PFDs, compare andwrite the altitude and airspeed valuesfor the ADIRU 1 and 2.
On the CAPT and F/O PFDs, compare andwrite the altitude and airspeed values for the ADIRU 3 (in relation to the Trim 0) and the ADIRU 2.
On the CAPT and F/O PFDs, compare andwrite the altitude and airspeed values for the ADIRU 3 (in relation to the Trim 0) and the ADIRU 1.
The rate of descent must not be morethan 6000 ft/mn.
R 1EFF : 001-049, 101-149, 151-199, 201-299, 1 34-13-00Page 557 1301-399, 401-499, 1Aug 01/05 1 1 1CES 1R (1) ADIRUs 1 and 2
R ------------------------------------------------------------------------------R | | CAPT PFD and F/O PFD | R | Pressure generator | AIR DATA switch at | AIR DATA switch | R | | NORM | at CAPT/3 or F/O/3 | R |------------------------------|-----------------------|---------------------| R | Ps | Pt | QC |Hp 1/2| Vc 1/2|Mach 1/2| | R | (ft)|(hpa)| (ft)|(hpa)|Pt-Ps | (ft) |(Kts) | | | R | | | | |(hpa) | | +/- 2| | | R |-----|-----|-----|-----|------|------|-------|--------| | R | 5308|833.4| 1828| 948 |114.6 | 5000 | 250 |0.413(*)| For ADIRU 3 values, | R | | | | | |+/-12 | |+/-0.004| | R |-----|-----|-----|-----|------|------|-------|--------| refer to the tables | R |10345|687.5| 6335|801.8|114.3 |10000 | 250 |0.452(*)| | R | | | | | |+/-15 | |+/-0.004| that follow | R |-----|-----|-----|-----|------|------|-------|--------| | R |20498|456.0|13009|619.2|163.2 |20000 | 300 | 0.651 | (in relation to the | R | | | | | |+/- 22| |+/-0.004| | R |-----|-----|-----|-----|------|------|-------|--------| Trim 0ft) | R |30515|293.9|20579|454.4|160.5 |30000 | 300 | 0.790 | | R | | | | | |+/- 30| |+/-0.003| | R |-----|-----|-----|-----|------|------|-------|--------| | R |40489|183.2|30618|292.5|109.3 |40000 | 250 | 0.823 | | R | | | | | |+/- 42| |+/-0.003| | R ------------------------------------------------------------------------------
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