Fan Regulator Board (Upper Enclosure) Replacement - Philips VL3015LT Service Manual

M
AINTENANCE

Fan Regulator Board (Upper Enclosure) Replacement

VL Part No: 24.9698.1690
To remove and replace fan regulator board in the upper enclosure:
Step 1. Remove power from luminaire.
WARNING: You must remove all power from luminaire before performing maintenance. Fixture
may be very HOT after operation. Allow it to cool completely before performing any maintenance.
Step 2. At enclosure, remove two 6-32x1/4" PPB SEMS screws from display side cover and remove
cover.
Step 3. At Fan Regulator Board Assembly (22.9698.0690), remove one 6-32 x 3/8" PPZ SEMS
screw securing assembly to LVS.
Step 4. Disconnect wiring from Fan Regulator Board.
Step 5. Remove two 4-40x1/4" PPSS screws and remove Regulator Board from mounting plate
Step 6. Replace by performing steps in reverse order.
NOTE:
Drawing exploded for clarity.
02.96 98.001 0 0
P : F R
ROCEDURES AN EGULATOR
Display Cover
Figure 2-29: Fan Regulator Board (Upper Enclosure) Replacement
B (U E
OARD PPER NCLOSURE
NOTE:
Some components not shown for clarity.
Fan Regulator Board Assembly (upper enclosure)
Fan Regulator
Board
Fan Regulator
Mounting Plate
Fan Regulator Board Assembly
2
) R
EPLACEMENT
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