Safety Relay Replacement (Vl500A Only) - Philips VL500 Wash Luminaires Service Manual

VARI❋LITE® - VL500™ L

Safety Relay Replacement (VL500A Only)

Parts:
23.9650.3327
Tools:
• #2 Phillips Screwdriver
WARNING:
To remove and replace safety relay assembly:
Step 1. Disconnect luminaire AC input cable from power source.
Step 2. Remove yoke cover opposite of display by removing four 6-32x3/8" LG PTB
Step 3. At Relay, disconnect following wiring:
Step 4. At Relay, loosen, but do not remove, two 4-40x5/16" PPZ SEMS screws.
Step 5. Carefully slide Relay out of yoke arm.
Note:
When replacing Relay, do not overtighten screws securing Relay (as described in Step
4). Doing so may crack plastic tabs on Relay.
Step 6. Replace Relay by performing Steps 2 through 5 in reverse.
68
S M
UMINAIRE ERVICE
1 EA RELAY, ELECTRICAL ASSY (VL500A ONLY)
Remove power from luminaire before performing maintenance.
screws.
a. Bundled AC from Ballast
b. White AC to Ignitor
c. Red +24V DC from MCB
d. Green -24V DC from Backcap Interlock (Kill) Switch
NOTE:
Some components not shown for clarity.
21-May-2009
ANUAL
Relay
4-40x5/16" PPZ SEMS (x2)
Relay
Yoke Arm Cover
02 .9 685 .00 10 A