VARILITE VL4 Manual page 8

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V *L
ARI ITE®
Contents (continued)
Chapter 3. Maintenance Procedures (continued)
3.3.5
3.3.5.1
3.3.5.2
3.3.5.3
3.3.5.4
3.3.5.5
3.3.5.6
3.3.5.7
3.3.5.8
3.3.5.9
3.3.5.10
3.3.5.11
3.3.5.12
3.3.6
3.3.6.1
Chapter 4. Illustrated Parts Breakdown
4.1
4.1.1
4.2
4.2.1
4.2.1.1
4.2.2
4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.2.5
4.2.2.6
4.2.2.7
4.2.2.8
4.2.2.9
4.2.2.10
4.2.2.11
4.2.2.12
4.2.2.13
4.2.2.14
4.2.2.15
CONFIDENTIAL
- VL4™ W
L
ASH UMINAIRE
Electronics Chassis Maintenance ...................................................... 3-80
Arc Power Supply Removal and Replacement............................. 3-80
Voltage Selector PCB Removal and Replacement....................... 3-81
Voltage Selector PCB Fuses Removal and Replacement ............. 3-83
Low Voltage Supply and Universal Control PCB
Removal and Replacement.......................................................... 3-84
Motherboard Removal and Replacement..................................... 3-85
Pan Drive Assembly Removal and Replacement.......................... 3-87
Transformer Assembly Removal and Replacement ...................... 3-89
Mounted Capacitor Removal and Replacement ........................... 3-91
APS Control PCB Resistor/Diode
Removal and Replacement (Shop Only) ...................................... 3-94
APS MJ10005 and IRF450 Transistor
Removal and Replacement (Shop Only) ...................................... 3-95
Input Connector Removal and Replacement................................ 3-97
Stuck Truss Hook and Fastener Removal and Replacement ...... 3-100
Yoke Cables Maintenance .............................................................. 3-103
Yoke Cables and Lamp Wire Removal and Replacement........... 3-103
Drawing Tree.................................................................................... 4-3
VL4 Wash Luminaire.......................................................................... 4-3
Parts Breakdown.............................................................................. 4-5
Hooks and Covers.............................................................................. 4-5
Hooks and Covers Assy................................................................ 4-5
Head Assembly................................................................................... 4-6
Head Assy .................................................................................... 4-6
Dimmer/Filter/Douser Assy .......................................................... 4-7
Blue/Amber Bulkhead Assy ........................................................ 4-10
Rear Bulkhead & Bulb Assy ....................................................... 4-12
Diffuser Mechanism Assy ........................................................... 4-14
Yoke Rails & Covers Assy ......................................................... 4-16
Ignitor (IGN4) PCB Assy ........................................................... 4-19
Connectorized Fan Assy ............................................................. 4-21
Tilt Mechanism Assy .................................................................. 4-22
Pan Drive Assy........................................................................... 4-24
Yoke Cable Term (YTB) PCB Assy ........................................... 4-26
Yoke Bearing Frame Assy .......................................................... 4-27
Yoke "A" 38 Inch Cable Assy..................................................... 4-28
Yoke "B" 41 Inch Cable Assy..................................................... 4-29
A & B Lamp Wire Assy.............................................................. 4-30
S M
ERVICE ANUAL
02.9628.0010
7-Oct-97