Light Harness Replacement - Dimplex TFA36E Service Manual

LIgHT HARNESS REPLACEMENT

Tools Required: Phillips Screw Driver;
Flat Head Screw Driver
Needle Nosed Pliers
WARNINg: Unplug or disconnect power before attempt-
ing any maintenance to reduce the risk of electric shock or
damage to persons.
WARNINg: To prevent damage to the electric fireplace
and to prevent bodily harm, only use Dimplex replacement
rechargeable batteries.
WARNINg: Improper handling of battery may result in
possible explosion hazard, electric shock and severe bodily
injury.
• Do not dispose of battery in a fire, the battery may
explode
• Do not open or mutilate battery. The battery contains
chemicals that are toxic to the eyes and skin
• To decrease risk of electric shock, remove wrist
watches and jewelry such as rings and bracelets when
replacing battery.
• To decrease risk of electric shock, only use tools with
insulated handles.
• To prevent damage to the electric fireplace and to
prevent bodily harm, only replace battery with Dimplex
replacement rechargeable batteries.
• To prevent damage to the electric fireplace and to
prevent bodily harm, only use Dimplex approved DC
power supply to power and recharge battery.
• To dispose of spent battery, return it to place of
fireplace purchase, deliver it to a local recycling facility
or ship it to Dimplex North America Limited in the
replacement battery packaging material.
1. Ensure the fireplace is turned OFF.
2. Unplug the Power Supply cord from the unit (if at-
tached).
3. Carefully remove the River Rocks (media) from the
Media Tray on the front of the fireplace
4. Lift and remove the electric fireplace from the wall-
mounting bracket (Figure 2) and carefully place it
upright on a flat surface.
CAUTION: A protective barrier (i.e. blanket) between
the fireplace and work surface will help prevent scratches
on the work surface or the fireplace.
5. On the back of the fireplace, remove the eight (8)
screws securing the battery cover to the unit, located in
the bottom, right corner of the back panel (Figure 3).
6. Lift and remove the battery access cover.
7. Tilt the unit backwards, to allow the battery to slide out
of the opening.
!
NOTE: The battery is heavy so ensure that it will slide
out onto the flat surface.
CAUTION: Take care not to damage the 2 wire con-
nections on the left side of the battery. (Figure 3)
8. Once battery is out of the opening, remove the two (2)
8
wire lead connectors from the battery terminals taking
note of their original configuration.
!
NOTE: These wire connectors can be carefully re-
moved one at a time by using needle nosed pliers.
9. Set the Battery aside.
10. Remove the remainder of the 17 screws which secure
the back panel on to the fireplace. 3 along the top; 3
along the right (battery side); 5 along the left (switch
side); and 6 on the bottom lip of the back panel.
11. Lift the back panel off the unit, exposing the internal
components and set it aside.
12. Looking at the unit from behind, locate the light harness
plug on the main circuit board and unplug it from the
circuit board. (Figure 4)
13. Release the wires leads from the retaining clips and
wire ties, which secure them to the bottom panel of the
fireplace.
!
NOTE: Be sure to cut the wire ties which secure the
light harness and the battery wire harness to the light hous-
ing panel taking care not to damage the wires.
14. Remove the 3 screws holding the light housing to the
bottom panel of the fireplace.
15. Remove the light harness assembly, and replace with
the new assembly.
16. Secure the new light housing panel to the bottom panel
with the original screws.
17. Secure the wires to the retaining clips and plug the light
harness connector to the circuit board.
18. Re-assemble the remainder of the fireplace in reverse
order.
!
NOTE: Before placing the battery back in the housing/
brackets, ensure that the battery wire leads are re-connect-
ed in their original position with black leading to black and
red leading to red to ensure correct polarity and that they
are not pinched when replacing the access cover.
ON/OFF MOMENTARY SWITCH RE-
PLACEMENT
Tools Required: Phillips Screw Driver;
Flat Head Screw Driver
Needle Nosed Pliers
WARNINg: Unplug or disconnect power before attempt-
ing any maintenance to reduce the risk of electric shock or
damage to persons.
WARNINg: To prevent damage to the electric fireplace
and to prevent bodily harm, only use Dimplex replacement
rechargeable batteries.
WARNINg: Improper handling of battery may result in
possible explosion hazard, electric shock and severe bodily
injury.
• Do not dispose of battery in a fire, the battery may
explode
• Do not open or mutilate battery. The battery contains
chemicals that are toxic to the eyes and skin
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