Step 4: "If First Contact is not present and left intact on the ETM reflective surface, the Target Assembly attachment is now complete. Otherwise go to next section.", appended to end of previous (-v2) text.
Step 5: "With assistance from IAS, shim the Alignment Target as necessary to achieve 141 μrad maximum IFO Beam Axis parallelism errors in both pitch and yaw, for both 1†mirrors.", added to the end of the document.
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