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C O N F I D E N T I A L
2 3 - A u g - 9 9
Step 5. At ground lug, using 5/16 inch nutdriver, remove 6-32 KEPS nut
that secures terminal rings and remove terminal rings.
Step 6. At top of yoke, using 5/32 inch Allen wrench, insert Allen wrench
thru hole in top of yoke leg and into head of 10-32x1"SCSS tilt
mechanism belt tension and adjustment screw and remove screw
and #10 flat washer.
Step 7. At tilt mechanism cable assembly, disconnect 5-pin MTA
connector from tilt mechanism encoder and 2-pin MTA connector
from tilt mechanism motor. Cut cable ties securing wires to
mechanism.
Step 8. At tilt mechanism, remove three 6-32x5/16"PPZ screws and #6
flat washers that secure tilt mechanism to yoke leg and remove tilt
mechanism.
Step 9. Replace tilt mechanism by doing Steps 6 thru 8 in reverse.
Step 10. Tighten belt tension adjustment screw to tighten belt onto driven
pulley. Refer to
“Pan/Tilt Belt Tension Adjustment” on page 124
Step 11. Re-assemble luminaire by doing steps 2 thru 5 in reverse.
