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Note: On some VL6 luminaires, the two PEM nuts used to secure the
dimmer bulkhead to the head assembly become loose. To repair loose
PEM nuts, you must remove the nut and install AVK knurled inserts. The
inserts slide into the casting and are tightened with a special installation
tool.
Parts:
1 EA INSERT, KNURLED THREADED 6-32 (53.7004.0001)
Tools:
Screwdriver, #2 slotted
Hand drill with #1 (0.228) inch bit
AVK insert installation tool (07.4010.0002)
Hammer
Punch
To repair loose PEM nuts:
Step 1. Using slotted screwdriver, pry off loose PEM nut. (If screwdriver
will not remove nut, use a hammer and punch, or drill hole with
0.228"dia. drill bit.)
Step 2. Using drill and #1 (0.228) inch bit, enlarge hole.
Step 3. Insert 6-32 threaded knurled insert into AVK insert installation
tool (07-4010-0002) (
).
Step 4. Using AVK insert tool, install 6-32 threaded knurled insert into
mounting hole. (Instructions for using the tool are provided in the
tool packaging.)
Figure 3-22: AVK Threaded Knurled Insert Installation
PEM Nut
Locations
