3-66
V
ARI
*L
ITE®
-
VL2B
AND
VL2C
S
POT
L
UMINAIRE
S
ERVICE
M
ANUAL
CONFIDENTIAL
02.9631.0010
15 Jan 98
3.3.4
Lamp Assembly Maintenance
3.3.4.1
Lamp Assembly / Lamp Removal and Replacement
Parts:
1 EA
LAMP, ARC SNGL ENDED 400W (VL4) (VL2B)
(71.2524.0001)
1 EA
LAMP, HTI 600W S/E VL2C (71.2527.0001)
To remove and replace lamp assembly / lamp (Figure 3-17):
LAMP MOUNTING
PLATE
REAR COVER
REFLECTOR
BULKHEAD
BOTTOM COVER
REAR DOOR
BULBREMV
1/4-TURN
FASTENER
Figure 3-17. Lamp Removal and Replacement
Step 1.
Remove power to luminaire.
Step 2.
Remove lamp assembly from luminaire.
a. At lamp assembly, turn 1/4-turn fastener on rear door and
open rear door.
b. Turn two 1/4-turn fasteners on lamp mounting plate to free
lamp mounting plate from reflector bulkhead.
c. Carefully slide out lamp assembly from luminaire head.
Step 3.
Remove lamp from lamp assembly.
a. At lamp carriage, squeeze and lift lamp retainer.
b. Grasp lamp at porcelain base and remove lamp from lamp
carriage.
Step 4.
Replace lamp by doing Steps 2 and 3 in reverse.