VARI❋LITE - VL550 WASH LUMINAIRES SERVICE M ANUAL20 2 5 Marc h 2 011 02 .9 683.00 10 0Maintenance ProceduresLamp Replacement - IncandescentParts:71.2529.0120 1 EA 1200 WATT TUNGSTEN HALOGEN LAMP, 120 VAC(VL550 AND VL550D MODELS)71.2526.0230 1 EA 1000 WATT TUNGSTEN HALOGEN LAMP, 230 VAC(VL550 AND VL550D MODELS)Tools:• Cotton gloves or finger cots.WARNING: Remove power from luminaire before performing maintenance.To remove and replace incandescent lamp:Step 1. Remove power from luminaire.WARNING: Lamps will be extremely HOT after operation. Allow lamp to cool beforereplacing.Step 2. Set the luminaire head horizontally.Step 3. Engage service tilt lock to secure luminaire head in horizontal position to accessheatsink latch.Step 4. As shown in Figure 2, at heatsink assembly, open latch and swing open back ofluminaire.Figure 2: Lamp Replacement - IncandescentHeatsinkLatchIncandescent LampCAUTION:Ensure lamp is seatedstraight in socket beforere-installing backcap.Assembly