Ballast / Lvs Assembly Replacement - Philips Vari-Lite VL440 Service Manual

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VARI LITE - VL440 / VL770 / VL880 S

Ballast / LVS Assembly Replacement

WARNING: Ensure that power is completely removed (disconnected) from luminaire before
attempting any work.
To remove the ballast / LVS assembly:
Step 1. Ensure power is completely removed from luminaire and luminaire has cooled completely.
Step 2. At enclosure, remove display side handle by removing four 10-32 x 5/8" PPB screws.
Step 3. Remove the inlet exhaust screen.
Step 4. Remove two 10-32 x 9/16" PFB screws in supply.
Step 5. Slide Ballast / LVS assembly out of enclosure. Note, wiring is still attached to assembly.
Step 6. Disconnect wiring:
Step 7. Reassemble by performing steps in reverse order.
60
POT
Figure 2-43: Ballast / LVS Assembly Removal
Connection
AC Line Input
36 VDC Output
Enclosure Fan Red/Black (x2) Note, it does not matter which wire goes where
Lamp Wire
L S M
UMINAIRES ERVICE
Display Side Handle
Ballast / LVS Assembly
Wire Color (s)
Black, White, Green/Yellow
Orange/Black
Black, White
ANUAL
NOTE:
Components removed and
exploded for clarity.
10-32 x 5/8" PPB Screw (x4)
02 .9 687.00 10 0