Remote Receiver Board Replacement - Dimplex CFP3913 Service Manual

vii) From within the firebox, disconnect the two (2) orange
wires that connect to the back of the Low Heat Switch
and the 3 Position On/Off Switch (there are four (4) wires
and four (4) clips in total, but the wires are paired into two
(2) piggy-back connections - one (1) per switch)
(Figure 13).
viii) Feed all disconnected orange wires through the sheet
metal and remove the Cutout and wires from the firebox.
ix) Feed the longest of the two (2) orange wires from the
replacement Cutout through the black sheathing leading
to the Remote Receiver Board and connect the wire clip
to the empty terminal (from step v.).
x) Following the long orange wire, bend it's piggy-back clip
connection and feed it up through the sheet metal and
connect them to the bottom terminal of the 3 Position On/
Off Switch (Figure 13).
xi) The shorter or the two (2) orange wires from the
replacement Cutout will have a flattened, bare end.
Connect this to the bottom, left terminal of the Terminal
Block mounted to the sheet metal under the Flicker
Motor. Be certain that the black wire from the Light
Wire Harness is connected with this orange wire in the
Terminal Block.
xii) Following the shorter orange wire just connected to the
Terminal Block, bend it's piggy-back clip connection and
feed up through the sheet metal and connect them to the
bottom terminal of the Low Heat Switch (Figure 13).
xiii) Pull the orange wires gently to tighten the slack and
connect the Cutout to the Heater Assembly using the
small Phillips screw removed in step ii (Figure 13).
xiv) Follow steps 1 through 15 in reverse order to reassemble
the fireplace.
Heater Assembly Replacement
i) Disconnect all wire clips from the Heater Assembly noting
their original positions.
ii) Remove the one (1) small Phillips screw which attaches
the Cutout to the Heater Assembly.
iii) Reconnect all wire clips from step i (refer to Figure 14
and the wiring diagram on page 5 for assistance).
iv) Reattach Cutout to Heater Assembly using small Phillips
screw removed in step ii.
v) Follow steps 1 through 15 in reverse order to reassemble
the fireplace.
Figure 14
Element
- Yellow wire from top, outside terminal of Element which leads
through sheet metal from top terminal of High Heat Switch
- Grey wire leading from top terminal of Low Heat Switch
to top, inside terminal of Element - piggy-back to outside
terminal of Motor
- Blue wire from wire nut to bottom terminal of Element and
piggy-back to inside terminal of Motor

Remote Receiver Board Replacement

If the fireplace was operating prior to servicing allow at least
five (5) minutes for light bulbs and heating element to cool off
to avoid accidental burning of skin.
Disconnect power before attempting any maintenance or
cleaning to reduce the risk of electric shock or damage to
persons.
Replacement Procedure:
1. Pull fireplace away from the wall far enough to access
the back of the unit.
2. Remove one (1) Phillips screw from each of the two (2)
brackets which attach the upper part of the firebox to the
mantel, and remove the three (3) Phillips screws along
the bottom edge (Figure 4, page 6).
3. Tilt up the top portion of the firebox until the metal
Mounting Bracket clears the wood support of the mantel
(Figure 4).
4. Push the firebox insert out the front of the mantel.
5. Turn firebox on it's front and remove the 12 Phillips
screws that attach the Trim to the firebox (Figure 5,
page 7).
6. Turn the unit upright and pull the Trim off of the firebox.
7. Remove the seven (7) screws that attach the Top Panel
to the firebox. There are: two (2) Phillips screws along
each side at the top edge of the firebox; and three (3)
Phillips screws at the back of the firebox, along the top
edge (Figure 6, page 7). Remove the Top Panel.
8. Remove the two (2) Phillips screws that attach the
11
Cutout Screw
Cutout
Access to switches
Motor