VARILITE VL4 - Magenta Motor Worm Wheel and Spur Gear Removal and Replacement

3-52
V
ARI
*L
ITE
®
-
VL4
W
ASH
L
UMINAIRE
S
ERVICE
M
ANUAL
CONFIDENTIAL 02.9628.0010
7-Oct-97
3.3.3.4 Magenta Motor Worm Wheel and Spur Gear Removal
and Replacement
Parts
:
1 EA WORM WHEEL, MOLDED 48P 40T 3/16F 1/4"
(55.6570.0002) - White
1 EA GEAR, SPUR (10.9628.0021)
Tools
:
Screwdrivers, Phillips #1 and #2
Screwdriver, slotted #2
Nutdriver, 5/16 inch
Diagonal cutters
Wrench, Allen 1/16 inch
Versilube
To remove and replace magenta assembly motor worm wheel:
Step 1. Remove power to luminaire.
Step 2. Remove dimmer/filter/douser assembly from luminaire head
(
Figure 3-7
).
Note
: If bulkhead is fitted with black, Kevlar dimmer belt, replace black
belt with new blue belt (10.9628.0221).
Step 3. Remove dimmer motor (with mount and pulley) and magenta
motor (with mount).
Figure 3-10
.
a. At magenta motor, remove two 4-40x3/8"PFZ screws and
two 4-40x3/8"PPZ screws and #4 internal tooth lock
washers that secure motor mount to bulkhead.
b. Remove motor mount.
DFDVW2
2-56X1/4"PPZ SCREW
DIMMER MOTOR
PULLEY
4-40X3/8"PFZ SCREW
DIMMER MOTOR
MOUNT
DIMMER MOTOR
SPUR WHEEL
#4 LOCK WASHER
8-32X5/16"
SCREW
WORM WHEEL
MAGENTA MOTOR
MAGNETA MOTOR
DRIVE SHAFT
BUSHING
MAGENTA MOTOR
DRIVE SHAFT
BUSHING
1/16" ALLEN HEAD SET SCREW
(MUST BE VISIBLE IN CUT-OUT
DURING REPLACEMENT)
#8 FLAT WASHER
4-40X3/8"PFZ
SCREW
4-40X3/8"PPZ
SCREW
Figure 3-10. Worm Wheel Removal and Replacement