First Time Laser Power-Up Procedure - NORTHROP GRUMMAN IKA-012-QTG User Manual

First Time Laser Power-Up Procedure

Remove the cap that protects laser output window and make sure the window is clean. If
not, gently clean it with a lens tissue and methanol.
Turn on the chiller and verify its settings:
1. Turn on the chiller.
2. Check the temperature setting of the chiller. Refer to the test report included
3. The minimum flow rate for Iklwa laser is 1.5 gpm. Ensure the flow rate meets
4. Run the chiller for approximately half an hour to allow it to stabilize at the set
WARNING.
point) at the laser head. Condensation on the diode arrays can seriously damage the
laser head.
TEC Controller
1. Verify that all connections from the laser to the controller are complete.
2. Verify that the temperature has been set to the value on the ATP Test Report.
3. Turn on the power per the manufacturer's instructions.
4. Wait for several minutes to see if the actual temperature is stabilized at the set
WARNING.
(dew point) at laser head. Condensation on the SHG crystal can seriously damage the
crystal.
5. Verify that there are no objects in the laser beam path except for the negative
WARNING.
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Approved for Public Release; NG19-2099
in the Iklwa laser shipment for the coolant operational temperature. The
chiller's temperature setting should be the same as in the report. If set to a
different temperature, change it to match the setting on the report.
the requirement. If it does not, open the valve inside the chiller until it
matches the flow rate recorded in the test report.
temperature.
Do not operate coolant system below air condensation temperature (dew
temperature. If so, then go to the next step.
Do not set the temperature of SHG below air condensation temperature
lens and power meter.
Wear proper laser safety eyewear to protect the eyes.
Chapter Four: Installation and Operation
30 Iklwa Laser User Manual
CEO-UMAN-0055E