Vari Lite VL3015, Руководство по обслуживанию

Страница: 61 / 210

M
AINTENANCE
P
ROCEDURES
: S
POT
O
PTIC
A
SSEMBLY
R
EPLACEMENT
0 2 . 9 6 7 9 . 0 0 1 0 0 43
2
Spot Optic Assembly Replacement
Vari-Lite Part No: 22.9678.0103
To remove spot optics assembly:
Step 1. Remove power from luminaire.
WARNING: You must remove all power from luminaire before performing maintenance. Fixture
may be very HOT after operation. Allow it to cool completely before performing any maintenance.
Step 2. Remove both top and bottom head covers by loosening four quarter-turn captive locking
screws.
Step 3. Disconnect wiring for transfer fan and aperture fan wiring, and color/gobo fans as well as
head cable from zoom interconnect PCB.
Step 4. Cut case tie wrap holding zoom harness to optics assembly
Step 5. Remove appropriate assembly for fixture:
a. For VL3015 fixtures : remove Gobo/Iris Assembly. ( See “Gobo/Iris Assembly
Replacement” on page 41. )
b. For VL3515 fixtures : remove Gobo/Shutter Assembly. ( See “Gobo/Shutter Assembly
Replacement” on page 42. )
Step 6. Remove one 8-32 Hex Nut from Actuator shaft.
CAUTION: Lens will move freely. Be careful not to drop or damage lens.
Step 7. Loosen 8 captive 6-32 screws from the four mounting clamps (two per clamp).
Step 8. Free Actuator shaft from casting.
Step 9. Carefully pull Optics Assembly from fixture.
To install spot optics assembly:
Step 1. Thread Actuator shaft into motor until hex head of shaft touches motor.
Step 2. Insert guide rods into bearings.
Step 3. Carefully place optics assembly back into fixture.
Step 4. Align guide rods to be flush with lamp side bracket.
Step 5. Install but DO NOT tighten four mounting clamps.
Step 6. Tighten the actuator motor side clamps FIRST . Then tighten opposite side.
Step 7. Check that optics assembly moves freely. If it binds, loosen the mounting clamps and reset
guides. Repeat until lens moves freely.
Step 8. Install 8-32 Hex nut on actuator shaft.