York YHKJXH012BAM--FX Service Manual page 147

Test method
1. Set the unit: 1) the unit is placed on the rubber whose thickness is 5mm; 2) if the
height between the air outlet and ground is less than 1m, block the unit up to 1m.far
from ground
2. Test position: After setting the unit ,the test position for the noise is 1m far from the
front panel
147