2003 Lexus GS 430 User Guide - Page 326
2003 Lexus GS 430 Manual
Page 326 highlights
64G081 64G082a " 1 Bubble 2 Acceptable range Vertical movement gauge: The bubble of the gauge should not deviate from the center of the gauge by more than 2 marks to either side of the gauge. If the bubble is out of the acceptable range of the beam angle gauge, adjust it using bolt A. Turn the bolt A in either direction using a Phillips-head screwdriver.
64G081
"
1
Bubble
2
Acceptable range
Vertical movement gauge:
The bubble of the gauge should
not deviate from the center of the gauge by more than 2 marks
to either side of the gauge.
If the bubble is out of the acceptable range of the beam angle
gauge, adjust it using bolt A.
64G082a
Turn the bolt A in either direction using a Phillips–head
screwdriver.