GSI Group - Laser Division
JK300HP/JK300P/JK125P
Issue 2.0
Pre-installation and User Manual
Part No: 1EA300E01
Page
115 of 172
Refer to Figure 15 for item identification.
Step Action
WARNING
ELECTRIC SHOCK HAZARDS EXIST.
ELECTRIC SHOCK CAN CAUSE SERIOUS OR FATAL INJURY.
1
Carry out Power OFF Sequence.
Wait for 2 minutes. This ensures that the capacitors have discharged to a safe level.
2
ISOLATE AND LOCK OUT THE MAINS SUPPLY TO THE LASER.
3
Unlock and open Laser Head lid.
4
Remove the hose from the Beam Dump housing.
5
Unlock and open the front door.
6
Refer to Section 9.4.2 and drain the coolant if required.
7
Using a filter wrench, unscrew and remove Filter Body (item 11).
8
Remove and dispose of the Paper Filter.
The Paper Filter is non-hazardous and can be disposed of through normal Industrial
Waste routes
9
Empty the coolant from the Filter Body (item 11).
10
Inspect the O-Ring for signs of damage. Replace if necessary.
11
Remove the packaging from the new Filter.
12
Partly fill the Filter Body with coolant.
13
Fit a new filter in the Filter Body (Item 11). Ensure that the filter is located correctly
over the spigot on the base of the Filter Body.
14
Ensure the O-Ring is fitted and serviceable.
15
Install the Filter Body and tighten using a filter wrench.
16
Replace the hose on the Beam Dump housing.
17
Refer to Section 9.4.3 and refill with Coolant.
WARNING
RUN THE LASER FOR AT LEAST ONE MINUTE AND CHECK FOR LEAKS
BEFORE RUNNING THE LASER IN ‘LASER ON’ STATUS.
Petitioners Canadian Solar Inc. and Canadian Solar (USA) Inc.
Ex. 1025, p. 115
