User Manual
8 Source 4
WRD
Retrofit kit installation
Remove incandescent lamp housing
1: Unplug the Source Four 
incandescent fixture and 
place it on a flat, stable 
surface.
2: Loosen the brass thumb 
screw located above the 
beam adjustment knob. The 
lamp housing is now loose 
and can be removed.
WARNING:
RISK OF FIRE OR ELECTRIC SHOCK: Source 4
WRD
 LED 
retrofit kit installation requires knowledge of luminaire 
electrical systems. If not qualified, do not attempt 
installation. Contact a qualified electrician.
Note:
THE RETROFIT KIT IS ACCEPTABLE AS A COMPONENT OF 
A LUMINAIRE WHERE THE SUITABILITY OF THE 
COMBINATION SHALL BE DETERMINED BY AUTHORITIES 
HAVING JURISDICTION.
Note:
The burner assembly is no longer needed. If you would 
like ETC to recycle the burner assembly, contact ETC 
Technical Services for more information. See Contacting 
ETC on page 7.
LEDs
Up and down 
navigation 
RJ45 data in 
and through
User interface
Source 4
WRD LED 
Retrofit Kit
A #2 Phillips 
screwdriver is 
needed for kit 
installation










