LGT100 Rev0309
28
Bulb Replacement NightMaster
1.  Ensure power is OFF and the lamphead is cool to the touch prior to replacing 
the bulb.
2.  Ensure the replacement bulb has the same voltage and wattage rating.
3.  Loosen the two screws on each side of the lamphead. Open the glass cover 
(the gasket may also come off).
4.  Slide the bulb sideways into the spring contact and lift it out from the opposite 
side.
Note: When handling the new bulb avoid touching it except on the at seal at 
either end. (Grease or oily ngerprints can cause damage the quartz bulb.) If 
the bulb is accidently touched, gently wipe it clean with alcohol.
5.  Check both lamp base contacts to be sure they are perfectly clean.
6.  Push one end of the bulb into the spring contact until the other end can be 
placed into the opposite contact. Rotate the lamp back and forth about its axis 
to ensure adequate seating of contacts.
Caution: Do not operate the light with the front glass removed.
7.  Ensure the gasket is in place. Close the glass cover and tighten the two screws. 
Do not over tighten the screws.
Note:  Bulb  life  is  extended  when  the  bulb  is  mounted  in  a  horizontal 
position.
Bulb Replacement Triple Cluster
12 Volt, 100 Watt, PAR 46 Bulb
1.  Ensure power is OFF and the lamphead is cool to the touch prior to replacing 
the bulb.
2.  Ensure the replacement bulb has the same voltage and wattage rating.
3.  Remove the three screws (newer installations have one screw) and the collar 
that hold the bulb in place.
4.  Remove the three wires one at a time from the bulb and connect them to the 
same terminal on the new bulb.
5.  Put the new bulb in position and set the collar in place.
6.  Install and tighten the screw(s).