MAINTENANCE
Continued
Replacing Lamp Fixtures
Lamp fixtures may be replaced as follows:
1.Turn off all power to fireplace at circuit breaker or fuse.
2.Locate any of 3 defective lamp fixtures and trace wiring to crimp connectors in harness and disconnect.
3.Remove 2 crimp connectors in harness and disconnect white and black wires on defective fixture. See Wiring Diagram, Fig- ure 28 on page 14, for proper locations.
4.Remove 2 Phillips screws at base of defective fixture (see Figure 39).
5.Remove old fixture and mount new fixture with 2 Phillips screws removed prior.
6.Twist bare ends of white and black wires to corresponding wires in main harness and secure them with 2 crimp connectors provided.
Note: There should be no exposed bare wire at any connection. Wiring should be secured with wire ties, as short as possible, and kept away from fan blades. If additional parts are required, see Replacement Parts, on page 22.
7.Replace each light bulb with proper color, (see Replacing Light Bulbs, page 14).
8.Restore power and check lamp circuit op- eration before reassembling imaging unit.
9.Reassemble imager. See Accessing
Imaging Unit, page 16.
Make sure power is turned off at supply prior to disassembling this unit.
IMPORTANT: Be sure to inspect components and wiring for damage before connecting power to unit. If any components are found damaged, contact an authorized dealer for original DESA replacement part(s) or call
DESA at
Upper Hanger
Bracket
Hanger
Screws
Screws and
Washers
Reflective 
Ribbon
Bottom Hanger 
Bracket
Screws
Lamp
Fixture 
Crimp 
Connectors
Reflective
Ribbon
Base 
Cover
Ribbon Support Bracket
Cellophane
Tape
Figure 39 - Replacing Fixtures (Shown without FIrebox for Clarity)
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