PRG VARI LITE VL5, Service Manual

Page: 54 / 142

44 VL5 ™ WASH LUMINAIRE SERVICE MANUAL
Step 4. At top of yoke, using 5/32" Allen wrench, insert wrench through hole in top of yoke cross member and into
head of 10-32 X 1" SCSS belt tension and adjustment screw, and remove screw and #10 flat washer. Figure
2-26.
Figure 2-26: Tilt Mechanism Assembly Replacement
Step 5. Remove belt from pulley.
Step 6. At tilt mechanism assembly, disconnect 5-pin MTA connector from encoder, and 2-pin MTA connector from
motor.
Step 7. Using diagonal cutters, cut cable ties securing wires to mechanism.
Step 8. At tilt mechanism assembly, using #1 Phillips screwdriver, remove three
6-32 X 5/16" PPZ screws and three flat washers securing mechanism to yoke, and remove mechanism.
Step 9. Replace tilt mechanism assembly by performing Steps 4–8 in reverse order. Apply Loctite 242 to three 6-32
X 5/16" screws removed in step 8 before re-installing.
Step 10. Adjust belt tension. Refer to "Pan/Tilt Belt Tension Adjustment" on page 49 .
Step 11. Re-assemble luminaire by performing Steps 2–3 in reverse order.
TILTRMVL
Tilt Mechanism
6-32 X 5/16” PPZ
Screw (3)
Flat Washer (3)
#10 Flat Washer
VL5/VL5B Version
Shown
Belt Tension
Adjustment Screw
Belt
Pulley