VARILITE VL4 - Diffuser Motor Removal and Replacement

3-44
V
ARI
*L
ITE
®
-
VL4
W
ASH
L
UMINAIRE
S
ERVICE
M
ANUAL
CONFIDENTIAL 02.9628.0010
7-Oct-97
3.3.2.3 Diffuser Motor Removal and Replacement
Parts
:
1 EA ASSY, MOTOR W/PULLEY (DIF4) (22.5001.0000)
Tools
:
Screwdriver, Phillips #1
Screwdriver, Phillips #2
Cutters, diagonal
To remove and replace diffuser mechanism motor:
Step 1. Remove power to luminaire.
Step 2. Remove diffuser mechanism (
Figure 3-5
).
Step 3. At stepper motor mounting plate, using diagonal cutters,
remove cable tie securing motor and sensor wires
(
Figure 3-6
).
Step 4. Using screwdriver, remove two 4-40x1/4"PPZ screws and 4-40
KEPS nuts that secure motor assembly to mounting plate.
Step 5. Remove belt from motor pulley and remove motor assembly.
Step 6. Install replacement sensor and re-install diffuser mechanism by
doing Steps 2 thru 5 in reverse.