Vari Lite VL2500 Spot Luminaire, Service Manual

Page: 42 / 168

VARI
❋
LITE ® - VL2500™ W
ASH
L
UMINAIRE
S
ERVICE
M
ANUAL
24 09-December-2004 02.9676.0022 0
Concave Lens Assembly Replacement
Parts:
22.9671.0413 ASSY, CONCAVE LENS
To remove and replace concave lens assembly:
WARNING: All maintenance procedures are to be performed with power removed
from the luminaire.
Step 1. Disconnect luminaire AC input cable from power source.
Step 2. Remove front internal head assembly. Refer to
“Front Assembly Removal”
on page 22 .
Step 3. Remove four 6-32 X 3/16" PPB screws and four #6 lock washers securing
concave lens assembly to lens support arm ( Figure 2-9 ).
Figure 2-9: Concave Lens Assembly Replacement
CAUTION: Do not touch lens with bare fingers. Wear cotton gloves or other
covering while replacing.
Step 4. Remove four 8-32 X 1/2" PPB screws securing concave lens assembly to
lens shafts, and remove concave lens assembly.
Step 5. Install replacement concave lens assembly by performing Steps 2 through 4
in reverse order.
Convex Lens Assembly
Lens Support Arm
Concave/Diffuser Lens Assembly
Lens Shaft (4)
100MM Condenser Lens Assembly